re PR fortran/45186 (Gfortran 4.5.0 emits wrong linenumbers)
authorTobias Burnus <burnus@net-b.de>
Fri, 3 Sep 2010 19:41:11 +0000 (21:41 +0200)
committerTobias Burnus <burnus@gcc.gnu.org>
Fri, 3 Sep 2010 19:41:11 +0000 (21:41 +0200)
2010-09-03  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45186
        * trans-intrinsic.c (gfc_conv_intrinsic_sign,
        gfc_conv_intrinsic_leadz): Use build_call_expr_loc instead
        of build_call_expr.
        * trans-expr.c (gfc_conv_expr_present, gfc_conv_missing_dummy,
        gfc_conv_string_length, gfc_conv_substring,
        gfc_conv_component_ref, gfc_conv_unary_op, gfc_conv_powi,
        gfc_conv_cst_int_power, gfc_conv_string_tmp, gfc_conv_concat_op,
        gfc_conv_expr_op, gfc_build_compare_string,
        gfc_set_interface_mapping_bounds, gfc_conv_subref_array_arg,
        gfc_conv_derived_to_class, conv_isocbinding_procedure,
        gfc_conv_procedure_call, fill_with_spaces,
        gfc_trans_string_copy, gfc_trans_alloc_subarray_assign,
        gfc_trans_structure_assign, gfc_trans_pointer_assignment,
        gfc_trans_scalar_assign, gfc_trans_zero_assign,
        gfc_trans_array_copy, gfc_trans_array_constructor_copy): Change
        fold_build[0-9] to fold_build[0-9]_loc.
        * trans-io.c (set_parameter_const, set_parameter_value,
        set_parameter_ref, gfc_convert_array_to_string, set_string,
        set_internal_unit, io_result, set_error_locus,
        nml_get_addr_expr, build_dt): Ditto.
        * trans-openmp.c (gfc_omp_clause_default_ctor,
        gfc_omp_clause_copy_ctor, gfc_omp_clause_assign_op,
        gfc_trans_omp_array_reduction, gfc_trans_omp_atomic,
        gfc_trans_omp_do): Ditto.
        * trans.c (gfc_add_modify, gfc_build_addr_expr,
        gfc_build_array_ref, gfc_trans_runtime_error_vararg,
        gfc_trans_runtime_check, gfc_call_malloc,
        gfc_allocate_with_status, gfc_allocate_array_with_status,
        gfc_call_free, gfc_deallocate_with_status,
        gfc_call_realloc): Ditto.

From-SVN: r163838

gcc/fortran/ChangeLog
gcc/fortran/trans-expr.c
gcc/fortran/trans-intrinsic.c
gcc/fortran/trans-io.c
gcc/fortran/trans-openmp.c
gcc/fortran/trans.c

index a5de32a..517ca84 100644 (file)
@@ -1,3 +1,37 @@
+2010-09-03  Tobias Burnus  <burnus@net-b.de>
+
+       PR fortran/45186
+       * trans-intrinsic.c (gfc_conv_intrinsic_sign,
+       gfc_conv_intrinsic_leadz): Use build_call_expr_loc instead
+       of build_call_expr.
+       * trans-expr.c (gfc_conv_expr_present, gfc_conv_missing_dummy,
+       gfc_conv_string_length, gfc_conv_substring,
+       gfc_conv_component_ref, gfc_conv_unary_op, gfc_conv_powi,
+       gfc_conv_cst_int_power, gfc_conv_string_tmp, gfc_conv_concat_op,
+       gfc_conv_expr_op, gfc_build_compare_string,
+       gfc_set_interface_mapping_bounds, gfc_conv_subref_array_arg,
+       gfc_conv_derived_to_class, conv_isocbinding_procedure,
+       gfc_conv_procedure_call, fill_with_spaces,
+       gfc_trans_string_copy, gfc_trans_alloc_subarray_assign,
+       gfc_trans_structure_assign, gfc_trans_pointer_assignment,
+       gfc_trans_scalar_assign, gfc_trans_zero_assign,
+       gfc_trans_array_copy, gfc_trans_array_constructor_copy): Change
+       fold_build[0-9] to fold_build[0-9]_loc.
+       * trans-io.c (set_parameter_const, set_parameter_value,
+       set_parameter_ref, gfc_convert_array_to_string, set_string,
+       set_internal_unit, io_result, set_error_locus,
+       nml_get_addr_expr, build_dt): Ditto.
+       * trans-openmp.c (gfc_omp_clause_default_ctor,
+       gfc_omp_clause_copy_ctor, gfc_omp_clause_assign_op,
+       gfc_trans_omp_array_reduction, gfc_trans_omp_atomic,
+       gfc_trans_omp_do): Ditto.
+       * trans.c (gfc_add_modify, gfc_build_addr_expr,
+       gfc_build_array_ref, gfc_trans_runtime_error_vararg,
+       gfc_trans_runtime_check, gfc_call_malloc,
+       gfc_allocate_with_status, gfc_allocate_array_with_status,
+       gfc_call_free, gfc_deallocate_with_status,
+       gfc_call_realloc): Ditto.
+
 2010-09-03  Thomas Koenig  <tkoenig@gcc.gnu.org>
 
        PR fortran/45159
index 937a832..8f1bddc 100644 (file)
@@ -137,8 +137,8 @@ gfc_conv_expr_present (gfc_symbol * sym)
       decl = GFC_DECL_SAVED_DESCRIPTOR (decl);
     }
 
-  cond = fold_build2 (NE_EXPR, boolean_type_node, decl,
-                     fold_convert (TREE_TYPE (decl), null_pointer_node));
+  cond = fold_build2_loc (input_location, NE_EXPR, boolean_type_node, decl,
+                         fold_convert (TREE_TYPE (decl), null_pointer_node));
 
   /* Fortran 2008 allows to pass null pointers and non-associated pointers
      as actual argument to denote absent dummies. For array descriptors,
@@ -150,9 +150,10 @@ gfc_conv_expr_present (gfc_symbol * sym)
       tree tmp;
       tmp = build_fold_indirect_ref_loc (input_location, decl);
       tmp = gfc_conv_array_data (tmp);
-      tmp = fold_build2 (NE_EXPR, boolean_type_node, tmp,
-                        fold_convert (TREE_TYPE (tmp), null_pointer_node));
-      cond = fold_build2 (TRUTH_ANDIF_EXPR, boolean_type_node, cond, tmp);
+      tmp = fold_build2_loc (input_location, NE_EXPR, boolean_type_node, tmp,
+                            fold_convert (TREE_TYPE (tmp), null_pointer_node));
+      cond = fold_build2_loc (input_location, TRUTH_ANDIF_EXPR,
+                             boolean_type_node, cond, tmp);
     }
 
   return cond;
@@ -193,8 +194,8 @@ gfc_conv_missing_dummy (gfc_se * se, gfc_expr * arg, gfc_typespec ts, int kind)
   if (ts.type == BT_CHARACTER)
     {
       tmp = build_int_cst (gfc_charlen_type_node, 0);
-      tmp = fold_build3 (COND_EXPR, gfc_charlen_type_node,
-                        present, se->string_length, tmp);
+      tmp = fold_build3_loc (input_location, COND_EXPR, gfc_charlen_type_node,
+                            present, se->string_length, tmp);
       tmp = gfc_evaluate_now (tmp, &se->pre);
       se->string_length = tmp;
     }
@@ -358,8 +359,8 @@ gfc_conv_string_length (gfc_charlen * cl, gfc_expr * expr, stmtblock_t * pblock)
   gcc_assert (cl->length);
 
   gfc_conv_expr_type (&se, cl->length, gfc_charlen_type_node);
-  se.expr = fold_build2 (MAX_EXPR, gfc_charlen_type_node, se.expr,
-                        build_int_cst (gfc_charlen_type_node, 0));
+  se.expr = fold_build2_loc (input_location, MAX_EXPR, gfc_charlen_type_node,
+                            se.expr, build_int_cst (gfc_charlen_type_node, 0));
   gfc_add_block_to_block (pblock, &se.pre);
 
   if (cl->backend_decl)
@@ -423,14 +424,16 @@ gfc_conv_substring (gfc_se * se, gfc_ref * ref, int kind,
 
   if (gfc_option.rtcheck & GFC_RTCHECK_BOUNDS)
     {
-      tree nonempty = fold_build2 (LE_EXPR, boolean_type_node,
-                                  start.expr, end.expr);
+      tree nonempty = fold_build2_loc (input_location, LE_EXPR,
+                                      boolean_type_node, start.expr,
+                                      end.expr);
 
       /* Check lower bound.  */
-      fault = fold_build2 (LT_EXPR, boolean_type_node, start.expr,
-                           build_int_cst (gfc_charlen_type_node, 1));
-      fault = fold_build2 (TRUTH_ANDIF_EXPR, boolean_type_node,
-                          nonempty, fault);
+      fault = fold_build2_loc (input_location, LT_EXPR, boolean_type_node,
+                              start.expr,
+                              build_int_cst (gfc_charlen_type_node, 1));
+      fault = fold_build2_loc (input_location, TRUTH_ANDIF_EXPR,
+                              boolean_type_node, nonempty, fault);
       if (name)
        asprintf (&msg, "Substring out of bounds: lower bound (%%ld) of '%s' "
                  "is less than one", name);
@@ -443,10 +446,10 @@ gfc_conv_substring (gfc_se * se, gfc_ref * ref, int kind,
       gfc_free (msg);
 
       /* Check upper bound.  */
-      fault = fold_build2 (GT_EXPR, boolean_type_node, end.expr,
-                           se->string_length);
-      fault = fold_build2 (TRUTH_ANDIF_EXPR, boolean_type_node,
-                          nonempty, fault);
+      fault = fold_build2_loc (input_location, GT_EXPR, boolean_type_node,
+                              end.expr, se->string_length);
+      fault = fold_build2_loc (input_location, TRUTH_ANDIF_EXPR,
+                              boolean_type_node, nonempty, fault);
       if (name)
        asprintf (&msg, "Substring out of bounds: upper bound (%%ld) of '%s' "
                  "exceeds string length (%%ld)", name);
@@ -460,12 +463,12 @@ gfc_conv_substring (gfc_se * se, gfc_ref * ref, int kind,
       gfc_free (msg);
     }
 
-  tmp = fold_build2 (MINUS_EXPR, gfc_charlen_type_node,
-                    end.expr, start.expr);
-  tmp = fold_build2 (PLUS_EXPR, gfc_charlen_type_node,
-                    build_int_cst (gfc_charlen_type_node, 1), tmp);
-  tmp = fold_build2 (MAX_EXPR, gfc_charlen_type_node, tmp,
-                    build_int_cst (gfc_charlen_type_node, 0));
+  tmp = fold_build2_loc (input_location, MINUS_EXPR, gfc_charlen_type_node,
+                        end.expr, start.expr);
+  tmp = fold_build2_loc (input_location, PLUS_EXPR, gfc_charlen_type_node,
+                        build_int_cst (gfc_charlen_type_node, 1), tmp);
+  tmp = fold_build2_loc (input_location, MAX_EXPR, gfc_charlen_type_node, tmp,
+                        build_int_cst (gfc_charlen_type_node, 0));
   se->string_length = tmp;
 }
 
@@ -487,7 +490,8 @@ gfc_conv_component_ref (gfc_se * se, gfc_ref * ref)
   field = c->backend_decl;
   gcc_assert (TREE_CODE (field) == FIELD_DECL);
   decl = se->expr;
-  tmp = fold_build3 (COMPONENT_REF, TREE_TYPE (field), decl, field, NULL_TREE);
+  tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (field),
+                        decl, field, NULL_TREE);
 
   se->expr = tmp;
 
@@ -769,10 +773,10 @@ gfc_conv_unary_op (enum tree_code code, gfc_se * se, gfc_expr * expr)
      We must convert it to a compare to 0 (e.g. EQ_EXPR (op1, 0)).
      All other unary operators have an equivalent GIMPLE unary operator.  */
   if (code == TRUTH_NOT_EXPR)
-    se->expr = fold_build2 (EQ_EXPR, type, operand.expr,
-                           build_int_cst (type, 0));
+    se->expr = fold_build2_loc (input_location, EQ_EXPR, type, operand.expr,
+                               build_int_cst (type, 0));
   else
-    se->expr = fold_build1 (code, type, operand.expr);
+    se->expr = fold_build1_loc (input_location, code, type, operand.expr);
 
 }
 
@@ -859,7 +863,7 @@ gfc_conv_powi (gfc_se * se, unsigned HOST_WIDE_INT n, tree * tmpvar)
       op1 = op0;
     }
 
-  tmp = fold_build2 (MULT_EXPR, TREE_TYPE (op0), op0, op1);
+  tmp = fold_build2_loc (input_location, MULT_EXPR, TREE_TYPE (op0), op0, op1);
   tmp = gfc_evaluate_now (tmp, &se->pre);
 
   if (n < POWI_TABLE_SIZE)
@@ -910,27 +914,29 @@ gfc_conv_cst_int_power (gfc_se * se, tree lhs, tree rhs)
   /* If rhs < 0 and lhs is an integer, the result is -1, 0 or 1.  */
   if ((sgn == -1) && (TREE_CODE (type) == INTEGER_TYPE))
     {
-      tmp = fold_build2 (EQ_EXPR, boolean_type_node,
-                        lhs, build_int_cst (TREE_TYPE (lhs), -1));
-      cond = fold_build2 (EQ_EXPR, boolean_type_node,
-                         lhs, build_int_cst (TREE_TYPE (lhs), 1));
+      tmp = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node,
+                            lhs, build_int_cst (TREE_TYPE (lhs), -1));
+      cond = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node,
+                             lhs, build_int_cst (TREE_TYPE (lhs), 1));
 
       /* If rhs is even,
         result = (lhs == 1 || lhs == -1) ? 1 : 0.  */
       if ((n & 1) == 0)
         {
-         tmp = fold_build2 (TRUTH_OR_EXPR, boolean_type_node, tmp, cond);
-         se->expr = fold_build3 (COND_EXPR, type,
-                                 tmp, build_int_cst (type, 1),
-                                 build_int_cst (type, 0));
+         tmp = fold_build2_loc (input_location, TRUTH_OR_EXPR,
+                                boolean_type_node, tmp, cond);
+         se->expr = fold_build3_loc (input_location, COND_EXPR, type,
+                                     tmp, build_int_cst (type, 1),
+                                     build_int_cst (type, 0));
          return 1;
        }
       /* If rhs is odd,
         result = (lhs == 1) ? 1 : (lhs == -1) ? -1 : 0.  */
-      tmp = fold_build3 (COND_EXPR, type, tmp, build_int_cst (type, -1),
-                        build_int_cst (type, 0));
-      se->expr = fold_build3 (COND_EXPR, type,
-                             cond, build_int_cst (type, 1), tmp);
+      tmp = fold_build3_loc (input_location, COND_EXPR, type, tmp,
+                            build_int_cst (type, -1),
+                            build_int_cst (type, 0));
+      se->expr = fold_build3_loc (input_location, COND_EXPR, type,
+                                 cond, build_int_cst (type, 1), tmp);
       return 1;
     }
 
@@ -939,7 +945,8 @@ gfc_conv_cst_int_power (gfc_se * se, tree lhs, tree rhs)
   if (sgn == -1)
     {
       tmp = gfc_build_const (type, integer_one_node);
-      vartmp[1] = fold_build2 (RDIV_EXPR, type, tmp, vartmp[1]);
+      vartmp[1] = fold_build2_loc (input_location, RDIV_EXPR, type, tmp,
+                                  vartmp[1]);
     }
 
   se->expr = gfc_conv_powi (se, n, vartmp);
@@ -1115,8 +1122,9 @@ gfc_conv_string_tmp (gfc_se * se, tree type, tree len)
   if (gfc_can_put_var_on_stack (len))
     {
       /* Create a temporary variable to hold the result.  */
-      tmp = fold_build2 (MINUS_EXPR, gfc_charlen_type_node, len,
-                        build_int_cst (gfc_charlen_type_node, 1));
+      tmp = fold_build2_loc (input_location, MINUS_EXPR,
+                            gfc_charlen_type_node, len,
+                            build_int_cst (gfc_charlen_type_node, 1));
       tmp = build_range_type (gfc_array_index_type, gfc_index_zero_node, tmp);
 
       if (TREE_CODE (TREE_TYPE (type)) == ARRAY_TYPE)
@@ -1132,9 +1140,10 @@ gfc_conv_string_tmp (gfc_se * se, tree type, tree len)
       /* Allocate a temporary to hold the result.  */
       var = gfc_create_var (type, "pstr");
       tmp = gfc_call_malloc (&se->pre, type,
-                            fold_build2 (MULT_EXPR, TREE_TYPE (len), len,
-                                         fold_convert (TREE_TYPE (len),
-                                                       TYPE_SIZE (type))));
+                            fold_build2_loc (input_location, MULT_EXPR,
+                                             TREE_TYPE (len), len,
+                                             fold_convert (TREE_TYPE (len),
+                                                           TYPE_SIZE (type))));
       gfc_add_modify (&se->pre, var, tmp);
 
       /* Free the temporary afterwards.  */
@@ -1173,8 +1182,9 @@ gfc_conv_concat_op (gfc_se * se, gfc_expr * expr)
   len = TYPE_MAX_VALUE (TYPE_DOMAIN (type));
   if (len == NULL_TREE)
     {
-      len = fold_build2 (PLUS_EXPR, TREE_TYPE (lse.string_length),
-                        lse.string_length, rse.string_length);
+      len = fold_build2_loc (input_location, PLUS_EXPR,
+                            TREE_TYPE (lse.string_length),
+                            lse.string_length, rse.string_length);
     }
 
   type = build_pointer_type (type);
@@ -1377,11 +1387,12 @@ gfc_conv_expr_op (gfc_se * se, gfc_expr * expr)
   if (lop)
     {
       /* The result of logical ops is always boolean_type_node.  */
-      tmp = fold_build2 (code, boolean_type_node, lse.expr, rse.expr);
+      tmp = fold_build2_loc (input_location, code, boolean_type_node,
+                            lse.expr, rse.expr);
       se->expr = convert (type, tmp);
     }
   else
-    se->expr = fold_build2 (code, type, lse.expr, rse.expr);
+    se->expr = fold_build2_loc (input_location, code, type, lse.expr, rse.expr);
 
   /* Add the post blocks.  */
   gfc_add_block_to_block (&se->post, &rse.post);
@@ -1553,7 +1564,8 @@ gfc_build_compare_string (tree len1, tree str1, tree len2, tree str2, int kind,
       /* Deal with single character specially.  */
       sc1 = fold_convert (integer_type_node, sc1);
       sc2 = fold_convert (integer_type_node, sc2);
-      return fold_build2 (MINUS_EXPR, integer_type_node, sc1, sc2);
+      return fold_build2_loc (input_location, MINUS_EXPR, integer_type_node,
+                             sc1, sc2);
     }
 
   if ((code == EQ_EXPR || code == NE_EXPR)
@@ -1750,19 +1762,21 @@ gfc_set_interface_mapping_bounds (stmtblock_t * block, tree type, tree desc)
        }
       else if (GFC_TYPE_ARRAY_UBOUND (type, n) == NULL_TREE)
        {
-         tmp = fold_build2 (MINUS_EXPR, gfc_array_index_type,
-                            gfc_conv_descriptor_ubound_get (desc, dim),
-                            gfc_conv_descriptor_lbound_get (desc, dim));
-         tmp = fold_build2 (PLUS_EXPR, gfc_array_index_type,
-                            GFC_TYPE_ARRAY_LBOUND (type, n),
-                            tmp);
+         tmp = fold_build2_loc (input_location, MINUS_EXPR,
+                                gfc_array_index_type,
+                                gfc_conv_descriptor_ubound_get (desc, dim),
+                                gfc_conv_descriptor_lbound_get (desc, dim));
+         tmp = fold_build2_loc (input_location, PLUS_EXPR,
+                                gfc_array_index_type,
+                                GFC_TYPE_ARRAY_LBOUND (type, n), tmp);
          tmp = gfc_evaluate_now (tmp, block);
          GFC_TYPE_ARRAY_UBOUND (type, n) = tmp;
        }
-      tmp = fold_build2 (MULT_EXPR, gfc_array_index_type,
-                        GFC_TYPE_ARRAY_LBOUND (type, n),
-                        GFC_TYPE_ARRAY_STRIDE (type, n));
-      offset = fold_build2 (MINUS_EXPR, gfc_array_index_type, offset, tmp);
+      tmp = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                            GFC_TYPE_ARRAY_LBOUND (type, n),
+                            GFC_TYPE_ARRAY_STRIDE (type, n));
+      offset = fold_build2_loc (input_location, MINUS_EXPR,
+                               gfc_array_index_type, offset, tmp);
     }
   offset = gfc_evaluate_now (offset, block);
   GFC_TYPE_ARRAY_OFFSET (type) = offset;
@@ -2400,26 +2414,30 @@ gfc_conv_subref_array_arg (gfc_se * parmse, gfc_expr * expr, int g77,
     {
       tree tmp_str;
       tmp = rse.loop->loopvar[n];
-      tmp = fold_build2 (MINUS_EXPR, gfc_array_index_type,
-                        tmp, rse.loop->from[n]);
-      tmp = fold_build2 (PLUS_EXPR, gfc_array_index_type,
-                        tmp, tmp_index);
+      tmp = fold_build2_loc (input_location, MINUS_EXPR, gfc_array_index_type,
+                            tmp, rse.loop->from[n]);
+      tmp = fold_build2_loc (input_location, PLUS_EXPR, gfc_array_index_type,
+                            tmp, tmp_index);
 
-      tmp_str = fold_build2 (MINUS_EXPR, gfc_array_index_type,
-                            rse.loop->to[n-1], rse.loop->from[n-1]);
-      tmp_str = fold_build2 (PLUS_EXPR, gfc_array_index_type,
-                            tmp_str, gfc_index_one_node);
+      tmp_str = fold_build2_loc (input_location, MINUS_EXPR,
+                                gfc_array_index_type,
+                                rse.loop->to[n-1], rse.loop->from[n-1]);
+      tmp_str = fold_build2_loc (input_location, PLUS_EXPR,
+                                gfc_array_index_type,
+                                tmp_str, gfc_index_one_node);
 
-      tmp_index = fold_build2 (MULT_EXPR, gfc_array_index_type,
-                              tmp, tmp_str);
+      tmp_index = fold_build2_loc (input_location, MULT_EXPR,
+                                  gfc_array_index_type, tmp, tmp_str);
     }
 
-  tmp_index = fold_build2 (MINUS_EXPR, gfc_array_index_type,
-                          tmp_index, rse.loop->from[0]);
+  tmp_index = fold_build2_loc (input_location, MINUS_EXPR,
+                              gfc_array_index_type,
+                              tmp_index, rse.loop->from[0]);
   gfc_add_modify (&rse.loop->code[0], offset, tmp_index);
 
-  tmp_index = fold_build2 (PLUS_EXPR, gfc_array_index_type,
-                          rse.loop->loopvar[0], offset);
+  tmp_index = fold_build2_loc (input_location, PLUS_EXPR,
+                              gfc_array_index_type,
+                              rse.loop->loopvar[0], offset);
 
   /* Now use the offset for the reference.  */
   tmp = build_fold_indirect_ref_loc (input_location,
@@ -2467,8 +2485,9 @@ gfc_conv_subref_array_arg (gfc_se * parmse, gfc_expr * expr, int g77,
        {
          tmp = gfc_conv_descriptor_ubound_get (parmse->expr,
                                                gfc_rank_cst[n]);
-         tmp = fold_build2 (PLUS_EXPR, gfc_array_index_type,
-                            tmp, gfc_index_one_node);
+         tmp = fold_build2_loc (input_location, PLUS_EXPR,
+                                gfc_array_index_type, tmp,
+                                gfc_index_one_node);
          gfc_conv_descriptor_ubound_set (&parmse->pre,
                                          parmse->expr,
                                          gfc_rank_cst[n],
@@ -2478,15 +2497,18 @@ gfc_conv_subref_array_arg (gfc_se * parmse, gfc_expr * expr, int g77,
                                          gfc_rank_cst[n],
                                          gfc_index_one_node);
          size = gfc_evaluate_now (size, &parmse->pre);
-         offset = fold_build2 (MINUS_EXPR, gfc_array_index_type,
-                               offset, size);
+         offset = fold_build2_loc (input_location, MINUS_EXPR,
+                                   gfc_array_index_type,
+                                   offset, size);
          offset = gfc_evaluate_now (offset, &parmse->pre);
-         tmp = fold_build2 (MINUS_EXPR, gfc_array_index_type,
-                            rse.loop->to[n], rse.loop->from[n]);
-         tmp = fold_build2 (PLUS_EXPR, gfc_array_index_type,
-                            tmp, gfc_index_one_node);
-         size = fold_build2 (MULT_EXPR, gfc_array_index_type,
-                             size, tmp);
+         tmp = fold_build2_loc (input_location, MINUS_EXPR,
+                                gfc_array_index_type,
+                                rse.loop->to[n], rse.loop->from[n]);
+         tmp = fold_build2_loc (input_location, PLUS_EXPR,
+                                gfc_array_index_type,
+                                tmp, gfc_index_one_node);
+         size = fold_build2_loc (input_location, MULT_EXPR,
+                                 gfc_array_index_type, size, tmp);
        }
 
       gfc_conv_descriptor_offset_set (&parmse->pre, parmse->expr,
@@ -2548,8 +2570,9 @@ gfc_conv_derived_to_class (gfc_se *parmse, gfc_expr *e,
 
   /* Set the vptr.  */
   cmp = gfc_find_component (declared, "$vptr", true, true);
-  ctree = fold_build3 (COMPONENT_REF, TREE_TYPE (cmp->backend_decl),
-                      var, cmp->backend_decl, NULL_TREE);
+  ctree = fold_build3_loc (input_location, COMPONENT_REF,
+                          TREE_TYPE (cmp->backend_decl),
+                          var, cmp->backend_decl, NULL_TREE);
 
   /* Remember the vtab corresponds to the derived type
      not to the class declared type.  */
@@ -2561,8 +2584,9 @@ gfc_conv_derived_to_class (gfc_se *parmse, gfc_expr *e,
 
   /* Now set the data field.  */
   cmp = gfc_find_component (declared, "$data", true, true);
-  ctree = fold_build3 (COMPONENT_REF, TREE_TYPE (cmp->backend_decl),
-                      var, cmp->backend_decl, NULL_TREE);
+  ctree = fold_build3_loc (input_location, COMPONENT_REF,
+                          TREE_TYPE (cmp->backend_decl),
+                          var, cmp->backend_decl, NULL_TREE);
   ss = gfc_walk_expr (e);
   if (ss == gfc_ss_terminator)
     {
@@ -2668,10 +2692,11 @@ conv_isocbinding_procedure (gfc_se * se, gfc_symbol * sym,
        fptrse.expr = build_fold_indirect_ref_loc (input_location,
                                                   fptrse.expr);
       
-      se->expr = fold_build2 (MODIFY_EXPR, TREE_TYPE (fptrse.expr),
-                             fptrse.expr,
-                             fold_convert (TREE_TYPE (fptrse.expr),
-                                           cptrse.expr));
+      se->expr = fold_build2_loc (input_location, MODIFY_EXPR,
+                                 TREE_TYPE (fptrse.expr),
+                                 fptrse.expr,
+                                 fold_convert (TREE_TYPE (fptrse.expr),
+                                               cptrse.expr));
 
       return 1;
     }
@@ -2692,9 +2717,10 @@ conv_isocbinding_procedure (gfc_se * se, gfc_symbol * sym,
       if (arg->next == NULL)
        /* Only given one arg so generate a null and do a
           not-equal comparison against the first arg.  */
-       se->expr = fold_build2 (NE_EXPR, boolean_type_node, arg1se.expr,
-                               fold_convert (TREE_TYPE (arg1se.expr),
-                                             null_pointer_node));
+       se->expr = fold_build2_loc (input_location, NE_EXPR, boolean_type_node,
+                                   arg1se.expr,
+                                   fold_convert (TREE_TYPE (arg1se.expr),
+                                                 null_pointer_node));
       else
        {
          tree eq_expr;
@@ -2707,16 +2733,18 @@ conv_isocbinding_procedure (gfc_se * se, gfc_symbol * sym,
          gfc_add_block_to_block (&se->post, &arg2se.post);
 
          /* Generate test to compare that the two args are equal.  */
-         eq_expr = fold_build2 (EQ_EXPR, boolean_type_node,
-                                arg1se.expr, arg2se.expr);
+         eq_expr = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node,
+                                    arg1se.expr, arg2se.expr);
          /* Generate test to ensure that the first arg is not null.  */
-         not_null_expr = fold_build2 (NE_EXPR, boolean_type_node,
-                                      arg1se.expr, null_pointer_node);
+         not_null_expr = fold_build2_loc (input_location, NE_EXPR,
+                                          boolean_type_node,
+                                          arg1se.expr, null_pointer_node);
 
          /* Finally, the generated test must check that both arg1 is not
             NULL and that it is equal to the second arg.  */
-         se->expr = fold_build2 (TRUTH_AND_EXPR, boolean_type_node,
-                                 not_null_expr, eq_expr);
+         se->expr = fold_build2_loc (input_location, TRUTH_AND_EXPR,
+                                     boolean_type_node,
+                                     not_null_expr, eq_expr);
        }
 
       return 1;
@@ -2947,15 +2975,17 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
                      tmp = gfc_deallocate_with_status (parmse.expr, NULL_TREE,
                                                        true, NULL);
                      gfc_add_expr_to_block (&block, tmp);
-                     tmp = fold_build2 (MODIFY_EXPR, void_type_node,
-                                        parmse.expr, null_pointer_node);
+                     tmp = fold_build2_loc (input_location, MODIFY_EXPR,
+                                            void_type_node, parmse.expr,
+                                            null_pointer_node);
                      gfc_add_expr_to_block (&block, tmp);
 
                      if (fsym->attr.optional
                          && e->expr_type == EXPR_VARIABLE
                          && e->symtree->n.sym->attr.optional)
                        {
-                         tmp = fold_build3 (COND_EXPR, void_type_node,
+                         tmp = fold_build3_loc (input_location, COND_EXPR,
+                                    void_type_node,
                                     gfc_conv_expr_present (e->symtree->n.sym),
                                            gfc_finish_block (&block),
                                            build_empty_stmt (input_location));
@@ -3025,7 +3055,8 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
                  if (fsym->attr.optional
                      && e->expr_type == EXPR_VARIABLE
                      && e->symtree->n.sym->attr.optional)
-                   tmp = fold_build3 (COND_EXPR, void_type_node,
+                   tmp = fold_build3_loc (input_location, COND_EXPR,
+                                    void_type_node,
                                     gfc_conv_expr_present (e->symtree->n.sym),
                                       tmp, build_empty_stmt (input_location));
                  gfc_add_expr_to_block (&se->pre, tmp);
@@ -3177,13 +3208,17 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
 
              present = gfc_conv_expr_present (e->symtree->n.sym);
              type = TREE_TYPE (present);
-             present = fold_build2 (EQ_EXPR, boolean_type_node, present,
-                                    fold_convert (type, null_pointer_node));
+             present = fold_build2_loc (input_location, EQ_EXPR,
+                                        boolean_type_node, present,
+                                        fold_convert (type,
+                                                      null_pointer_node));
              type = TREE_TYPE (parmse.expr);
-             null_ptr = fold_build2 (EQ_EXPR, boolean_type_node, parmse.expr,
-                                     fold_convert (type, null_pointer_node));
-             cond = fold_build2 (TRUTH_ORIF_EXPR, boolean_type_node,
-                                 present, null_ptr);
+             null_ptr = fold_build2_loc (input_location, EQ_EXPR,
+                                         boolean_type_node, parmse.expr,
+                                         fold_convert (type,
+                                                       null_pointer_node));
+             cond = fold_build2_loc (input_location, TRUTH_ORIF_EXPR,
+                                     boolean_type_node, present, null_ptr);
            }
           else
            {
@@ -3203,9 +3238,10 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
                goto end_pointer_check;
 
 
-             cond = fold_build2 (EQ_EXPR, boolean_type_node, parmse.expr,
-                                 fold_convert (TREE_TYPE (parmse.expr),
-                                               null_pointer_node));
+             cond = fold_build2_loc (input_location, EQ_EXPR,
+                                     boolean_type_node, parmse.expr,
+                                     fold_convert (TREE_TYPE (parmse.expr),
+                                                   null_pointer_node));
            }
  
          gfc_trans_runtime_check (true, false, cond, &se->pre, &e->where,
@@ -3265,8 +3301,9 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
          gfc_add_block_to_block (&se->post, &parmse.post);
          
          tmp = fold_convert (gfc_charlen_type_node, parmse.expr);
-         tmp = fold_build2 (MAX_EXPR, gfc_charlen_type_node, tmp,
-                            build_int_cst (gfc_charlen_type_node, 0));
+         tmp = fold_build2_loc (input_location, MAX_EXPR,
+                                gfc_charlen_type_node, tmp,
+                                build_int_cst (gfc_charlen_type_node, 0));
          cl.backend_decl = tmp;
        }
 
@@ -3470,8 +3507,9 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
                  /* Check the data pointer hasn't been modified.  This would
                     happen in a function returning a pointer.  */
                  tmp = gfc_conv_descriptor_data_get (info->descriptor);
-                 tmp = fold_build2 (NE_EXPR, boolean_type_node,
-                                    tmp, info->data);
+                 tmp = fold_build2_loc (input_location, NE_EXPR,
+                                        boolean_type_node,
+                                        tmp, info->data);
                  gfc_trans_runtime_check (true, false, tmp, &se->pre, NULL,
                                           gfc_msg_fault);
                }
@@ -3572,24 +3610,25 @@ fill_with_spaces (tree start, tree type, tree size)
   gfc_init_block (&loop);
 
   /* Exit condition.  */
-  cond = fold_build2 (LE_EXPR, boolean_type_node, i,
-                     fold_convert (sizetype, integer_zero_node));
+  cond = fold_build2_loc (input_location, LE_EXPR, boolean_type_node, i,
+                         fold_convert (sizetype, integer_zero_node));
   tmp = build1_v (GOTO_EXPR, exit_label);
-  tmp = fold_build3 (COND_EXPR, void_type_node, cond, tmp,
-                    build_empty_stmt (input_location));
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, cond, tmp,
+                        build_empty_stmt (input_location));
   gfc_add_expr_to_block (&loop, tmp);
 
   /* Assignment.  */
-  gfc_add_modify (&loop, fold_build1 (INDIRECT_REF, type, el),
-                      build_int_cst (type,
-                                     lang_hooks.to_target_charset (' ')));
+  gfc_add_modify (&loop,
+                 fold_build1_loc (input_location, INDIRECT_REF, type, el),
+                 build_int_cst (type, lang_hooks.to_target_charset (' ')));
 
   /* Increment loop variables.  */
-  gfc_add_modify (&loop, i, fold_build2 (MINUS_EXPR, sizetype, i,
-                                             TYPE_SIZE_UNIT (type)));
-  gfc_add_modify (&loop, el, fold_build2 (POINTER_PLUS_EXPR,
-                                              TREE_TYPE (el), el,
-                                              TYPE_SIZE_UNIT (type)));
+  gfc_add_modify (&loop, i,
+                 fold_build2_loc (input_location, MINUS_EXPR, sizetype, i,
+                                  TYPE_SIZE_UNIT (type)));
+  gfc_add_modify (&loop, el,
+                 fold_build2_loc (input_location, POINTER_PLUS_EXPR,
+                                  TREE_TYPE (el), el, TYPE_SIZE_UNIT (type)));
 
   /* Making the loop... actually loop!  */
   tmp = gfc_finish_block (&loop);
@@ -3655,8 +3694,8 @@ gfc_trans_string_copy (stmtblock_t * block, tree dlength, tree dest,
     }
 
   /* Do nothing if the destination length is zero.  */
-  cond = fold_build2 (GT_EXPR, boolean_type_node, dlen,
-                     build_int_cst (size_type_node, 0));
+  cond = fold_build2_loc (input_location, GT_EXPR, boolean_type_node, dlen,
+                         build_int_cst (size_type_node, 0));
 
   /* The following code was previously in _gfortran_copy_string:
 
@@ -3684,12 +3723,14 @@ gfc_trans_string_copy (stmtblock_t * block, tree dlength, tree dest,
   /* For non-default character kinds, we have to multiply the string
      length by the base type size.  */
   chartype = gfc_get_char_type (dkind);
-  slen = fold_build2 (MULT_EXPR, size_type_node,
-                     fold_convert (size_type_node, slen),
-                     fold_convert (size_type_node, TYPE_SIZE_UNIT (chartype)));
-  dlen = fold_build2 (MULT_EXPR, size_type_node,
-                     fold_convert (size_type_node, dlen),
-                     fold_convert (size_type_node, TYPE_SIZE_UNIT (chartype)));
+  slen = fold_build2_loc (input_location, MULT_EXPR, size_type_node,
+                         fold_convert (size_type_node, slen),
+                         fold_convert (size_type_node,
+                                       TYPE_SIZE_UNIT (chartype)));
+  dlen = fold_build2_loc (input_location, MULT_EXPR, size_type_node,
+                         fold_convert (size_type_node, dlen),
+                         fold_convert (size_type_node,
+                                       TYPE_SIZE_UNIT (chartype)));
 
   if (dlength)
     dest = fold_convert (pvoid_type_node, dest);
@@ -3702,7 +3743,8 @@ gfc_trans_string_copy (stmtblock_t * block, tree dlength, tree dest,
     src = gfc_build_addr_expr (pvoid_type_node, src);
 
   /* Truncate string if source is too long.  */
-  cond2 = fold_build2 (GE_EXPR, boolean_type_node, slen, dlen);
+  cond2 = fold_build2_loc (input_location, GE_EXPR, boolean_type_node, slen,
+                          dlen);
   tmp2 = build_call_expr_loc (input_location,
                          built_in_decls[BUILT_IN_MEMMOVE],
                          3, dest, src, dlen);
@@ -3712,11 +3754,11 @@ gfc_trans_string_copy (stmtblock_t * block, tree dlength, tree dest,
                          built_in_decls[BUILT_IN_MEMMOVE],
                          3, dest, src, slen);
 
-  tmp4 = fold_build2 (POINTER_PLUS_EXPR, TREE_TYPE (dest), dest,
-                     fold_convert (sizetype, slen));
+  tmp4 = fold_build2_loc (input_location, POINTER_PLUS_EXPR, TREE_TYPE (dest),
+                         dest, fold_convert (sizetype, slen));
   tmp4 = fill_with_spaces (tmp4, chartype,
-                          fold_build2 (MINUS_EXPR, TREE_TYPE(dlen),
-                                       dlen, slen));
+                          fold_build2_loc (input_location, MINUS_EXPR,
+                                           TREE_TYPE(dlen), dlen, slen));
 
   gfc_init_block (&tempblock);
   gfc_add_expr_to_block (&tempblock, tmp3);
@@ -3724,9 +3766,10 @@ gfc_trans_string_copy (stmtblock_t * block, tree dlength, tree dest,
   tmp3 = gfc_finish_block (&tempblock);
 
   /* The whole copy_string function is there.  */
-  tmp = fold_build3 (COND_EXPR, void_type_node, cond2, tmp2, tmp3);
-  tmp = fold_build3 (COND_EXPR, void_type_node, cond, tmp,
-                    build_empty_stmt (input_location));
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, cond2,
+                        tmp2, tmp3);
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, cond, tmp,
+                        build_empty_stmt (input_location));
   gfc_add_expr_to_block (block, tmp);
 }
 
@@ -4200,21 +4243,23 @@ gfc_trans_alloc_subarray_assign (tree dest, gfc_component * cm,
 
       /* Shift the bounds and set the offset accordingly.  */
       tmp = gfc_conv_descriptor_ubound_get (dest, gfc_rank_cst[n]);
-      span = fold_build2 (MINUS_EXPR, gfc_array_index_type, tmp,
-               gfc_conv_descriptor_lbound_get (dest, gfc_rank_cst[n]));
-      tmp = fold_build2 (PLUS_EXPR, gfc_array_index_type, span, lbound);
+      span = fold_build2_loc (input_location, MINUS_EXPR, gfc_array_index_type,
+               tmp, gfc_conv_descriptor_lbound_get (dest, gfc_rank_cst[n]));
+      tmp = fold_build2_loc (input_location, PLUS_EXPR, gfc_array_index_type,
+                            span, lbound);
       gfc_conv_descriptor_ubound_set (&block, dest,
                                      gfc_rank_cst[n], tmp);
       gfc_conv_descriptor_lbound_set (&block, dest,
                                      gfc_rank_cst[n], lbound);
 
-      tmp = fold_build2 (MULT_EXPR, gfc_array_index_type,
+      tmp = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
                         gfc_conv_descriptor_lbound_get (dest,
                                                         gfc_rank_cst[n]),
                         gfc_conv_descriptor_stride_get (dest,
                                                         gfc_rank_cst[n]));
       gfc_add_modify (&block, tmp2, tmp);
-      tmp = fold_build2 (MINUS_EXPR, gfc_array_index_type, offset, tmp2);
+      tmp = fold_build2_loc (input_location, MINUS_EXPR, gfc_array_index_type,
+                            offset, tmp2);
       gfc_conv_descriptor_offset_set (&block, dest, tmp);
     }
 
@@ -4369,18 +4414,19 @@ gfc_trans_structure_assign (tree dest, gfc_expr * expr)
       if (c && c->expr && c->expr->ts.is_iso_c)
        {
          field = cm->backend_decl;
-         tmp = fold_build3 (COMPONENT_REF, TREE_TYPE (field),
-                            dest, field, NULL_TREE);
-         tmp = fold_build2 (MODIFY_EXPR, TREE_TYPE (tmp), tmp,
-                            fold_convert (TREE_TYPE (tmp),
-                                          null_pointer_node));
+         tmp = fold_build3_loc (input_location, COMPONENT_REF,
+                                TREE_TYPE (field),
+                                dest, field, NULL_TREE);
+         tmp = fold_build2_loc (input_location, MODIFY_EXPR, TREE_TYPE (tmp),
+                                tmp, fold_convert (TREE_TYPE (tmp),
+                                                   null_pointer_node));
          gfc_add_expr_to_block (&block, tmp);
          continue;
        }
 
       field = cm->backend_decl;
-      tmp = fold_build3 (COMPONENT_REF, TREE_TYPE (field),
-                        dest, field, NULL_TREE);
+      tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (field),
+                            dest, field, NULL_TREE);
       tmp = gfc_trans_subcomponent_assign (tmp, cm, c->expr);
       gfc_add_expr_to_block (&block, tmp);
     }
@@ -4864,10 +4910,10 @@ gfc_trans_pointer_assignment (gfc_expr * expr1, gfc_expr * expr2)
                                                           gfc_rank_cst[dim]);
                  lbound = gfc_conv_descriptor_lbound_get (rse.expr,
                                                           gfc_rank_cst[dim]);
-                 tmp = fold_build2 (MULT_EXPR, gfc_array_index_type,
-                                    stride, lbound);
-                 offs = fold_build2 (PLUS_EXPR, gfc_array_index_type,
-                                     offs, tmp);
+                 tmp = fold_build2_loc (input_location, MULT_EXPR,
+                                        gfc_array_index_type, stride, lbound);
+                 offs = fold_build2_loc (input_location, PLUS_EXPR,
+                                         gfc_array_index_type, offs, tmp);
                }
              gfc_conv_descriptor_offset_set (&block, desc, offs);
 
@@ -4913,17 +4959,17 @@ gfc_trans_pointer_assignment (gfc_expr * expr1, gfc_expr * expr2)
 
                  /* Update offset.  */
                  offs = gfc_conv_descriptor_offset_get (desc);
-                 tmp = fold_build2 (MULT_EXPR, gfc_array_index_type,
-                                    lbound, stride);
-                 offs = fold_build2 (MINUS_EXPR, gfc_array_index_type,
-                                     offs, tmp);
+                 tmp = fold_build2_loc (input_location, MULT_EXPR,
+                                        gfc_array_index_type, lbound, stride);
+                 offs = fold_build2_loc (input_location, MINUS_EXPR,
+                                         gfc_array_index_type, offs, tmp);
                  offs = gfc_evaluate_now (offs, &block);
                  gfc_conv_descriptor_offset_set (&block, desc, offs);
 
                  /* Update stride.  */
                  tmp = gfc_conv_array_extent_dim (lbound, ubound, NULL);
-                 stride = fold_build2 (MULT_EXPR, gfc_array_index_type,
-                                       stride, tmp);
+                 stride = fold_build2_loc (input_location, MULT_EXPR,
+                                           gfc_array_index_type, stride, tmp);
                }
            }
          else
@@ -4972,7 +5018,8 @@ gfc_trans_pointer_assignment (gfc_expr * expr1, gfc_expr * expr2)
 
          lsize = gfc_evaluate_now (lsize, &block);
          rsize = gfc_evaluate_now (rsize, &block);
-         fault = fold_build2 (LT_EXPR, boolean_type_node, rsize, lsize);
+         fault = fold_build2_loc (input_location, LT_EXPR, boolean_type_node,
+                                  rsize, lsize);
 
          msg = _("Target of rank remapping is too small (%ld < %ld)");
          gfc_trans_runtime_check (true, false, fault, &block, &expr2->where,
@@ -5069,9 +5116,9 @@ gfc_trans_scalar_assign (gfc_se * lse, gfc_se * rse, gfc_typespec ts,
       /* Are the rhs and the lhs the same?  */
       if (r_is_var)
        {
-         cond = fold_build2 (EQ_EXPR, boolean_type_node,
-                             gfc_build_addr_expr (NULL_TREE, lse->expr),
-                             gfc_build_addr_expr (NULL_TREE, rse->expr));
+         cond = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node,
+                                 gfc_build_addr_expr (NULL_TREE, lse->expr),
+                                 gfc_build_addr_expr (NULL_TREE, rse->expr));
          cond = gfc_evaluate_now (cond, &lse->pre);
        }
 
@@ -5109,7 +5156,8 @@ gfc_trans_scalar_assign (gfc_se * lse, gfc_se * rse, gfc_typespec ts,
     {
       gfc_add_block_to_block (&block, &lse->pre);
       gfc_add_block_to_block (&block, &rse->pre);
-      tmp = fold_build1 (VIEW_CONVERT_EXPR, TREE_TYPE (lse->expr), rse->expr);
+      tmp = fold_build1_loc (input_location, VIEW_CONVERT_EXPR,
+                            TREE_TYPE (lse->expr), rse->expr);
       gfc_add_modify (&block, lse->expr, tmp);
     }
   else
@@ -5322,8 +5370,8 @@ gfc_trans_zero_assign (gfc_expr * expr)
     return NULL_TREE;
 
   tmp = TYPE_SIZE_UNIT (gfc_get_element_type (type));
-  len = fold_build2 (MULT_EXPR, gfc_array_index_type, len,
-                    fold_convert (gfc_array_index_type, tmp));
+  len = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type, len,
+                        fold_convert (gfc_array_index_type, tmp));
 
   /* If we are zeroing a local array avoid taking its address by emitting
      a = {} instead.  */
@@ -5401,15 +5449,15 @@ gfc_trans_array_copy (gfc_expr * expr1, gfc_expr * expr2)
   if (!dlen || TREE_CODE (dlen) != INTEGER_CST)
     return NULL_TREE;
   tmp = TYPE_SIZE_UNIT (gfc_get_element_type (dtype));
-  dlen = fold_build2 (MULT_EXPR, gfc_array_index_type, dlen,
-                     fold_convert (gfc_array_index_type, tmp));
+  dlen = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                         dlen, fold_convert (gfc_array_index_type, tmp));
 
   slen = GFC_TYPE_ARRAY_SIZE (stype);
   if (!slen || TREE_CODE (slen) != INTEGER_CST)
     return NULL_TREE;
   tmp = TYPE_SIZE_UNIT (gfc_get_element_type (stype));
-  slen = fold_build2 (MULT_EXPR, gfc_array_index_type, slen,
-                     fold_convert (gfc_array_index_type, tmp));
+  slen = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                         slen, fold_convert (gfc_array_index_type, tmp));
 
   /* Sanity check that they are the same.  This should always be
      the case, as we should already have checked for conformance.  */
@@ -5454,8 +5502,8 @@ gfc_trans_array_constructor_copy (gfc_expr * expr1, gfc_expr * expr2)
     return NULL_TREE;
 
   tmp = TYPE_SIZE_UNIT (gfc_get_element_type (dtype));
-  len = fold_build2 (MULT_EXPR, gfc_array_index_type, len,
-                    fold_convert (gfc_array_index_type, tmp));
+  len = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type, len,
+                        fold_convert (gfc_array_index_type, tmp));
 
   stype = gfc_typenode_for_spec (&expr2->ts);
   src = gfc_build_constant_array_constructor (expr2, stype);
index 8f50e6d..55a3b2f 100644 (file)
@@ -1306,8 +1306,10 @@ gfc_conv_intrinsic_sign (gfc_se * se, gfc_expr * expr)
          zero = build_real_from_int_cst (TREE_TYPE (args[1]), integer_zero_node);
          cond = fold_build2 (EQ_EXPR, boolean_type_node, args[1], zero);
          se->expr = fold_build3 (COND_EXPR, TREE_TYPE (args[0]), cond,
-                                 build_call_expr (abs, 1, args[0]),
-                                 build_call_expr (tmp, 2, args[0], args[1]));
+                                 build_call_expr_loc (input_location, abs, 1,
+                                                      args[0]),
+                                 build_call_expr_loc (input_location, tmp, 2,
+                                                      args[0], args[1]));
        }
       else
         se->expr = build_call_expr_loc (input_location, tmp, 2,
@@ -3412,7 +3414,8 @@ gfc_conv_intrinsic_leadz (gfc_se * se, gfc_expr * expr)
 
   /* Compute LEADZ for the case i .ne. 0.  */
   s = TYPE_PRECISION (arg_type) - argsize;
-  tmp = fold_convert (result_type, build_call_expr (func, 1, arg));
+  tmp = fold_convert (result_type, build_call_expr_loc (input_location, func,
+                                                       1, arg));
   leadz = fold_build2 (MINUS_EXPR, result_type,
                       tmp, build_int_cst (result_type, s));
 
index 89c8df7..6d4cba2 100644 (file)
@@ -428,10 +428,11 @@ set_parameter_const (stmtblock_t *block, tree var, enum iofield type,
   gfc_st_parameter_field *p = &st_parameter_field[type];
 
   if (p->param_type == IOPARM_ptype_common)
-    var = fold_build3 (COMPONENT_REF, st_parameter[IOPARM_ptype_common].type,
-                      var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
-  tmp = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field), var, p->field,
-                    NULL_TREE);
+    var = fold_build3_loc (input_location, COMPONENT_REF,
+                          st_parameter[IOPARM_ptype_common].type,
+                          var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
+  tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field),
+                        var, p->field, NULL_TREE);
   gfc_add_modify (block, tmp, build_int_cst (TREE_TYPE (p->field), val));
   return p->mask;
 }
@@ -464,16 +465,18 @@ set_parameter_value (stmtblock_t *block, tree var, enum iofield type,
       /* UNIT numbers should be greater than the min.  */
       i = gfc_validate_kind (BT_INTEGER, 4, false);
       val = gfc_conv_mpz_to_tree (gfc_integer_kinds[i].pedantic_min_int, 4);
-      cond = fold_build2 (LT_EXPR, boolean_type_node, se.expr,
-                         fold_convert (TREE_TYPE (se.expr), val));
+      cond = fold_build2_loc (input_location, LT_EXPR, boolean_type_node,
+                             se.expr,
+                             fold_convert (TREE_TYPE (se.expr), val));
       gfc_trans_io_runtime_check (cond, var, LIBERROR_BAD_UNIT,
                               "Unit number in I/O statement too small",
                               &se.pre);
     
       /* UNIT numbers should be less than the max.  */
       val = gfc_conv_mpz_to_tree (gfc_integer_kinds[i].huge, 4);
-      cond = fold_build2 (GT_EXPR, boolean_type_node, se.expr,
-                         fold_convert (TREE_TYPE (se.expr), val));
+      cond = fold_build2_loc (input_location, GT_EXPR, boolean_type_node,
+                             se.expr,
+                             fold_convert (TREE_TYPE (se.expr), val));
       gfc_trans_io_runtime_check (cond, var, LIBERROR_BAD_UNIT,
                               "Unit number in I/O statement too large",
                               &se.pre);
@@ -484,10 +487,12 @@ set_parameter_value (stmtblock_t *block, tree var, enum iofield type,
   gfc_add_block_to_block (block, &se.pre);
 
   if (p->param_type == IOPARM_ptype_common)
-    var = fold_build3 (COMPONENT_REF, st_parameter[IOPARM_ptype_common].type,
-                      var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
+    var = fold_build3_loc (input_location, COMPONENT_REF,
+                          st_parameter[IOPARM_ptype_common].type,
+                          var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
 
-  tmp = fold_build3 (COMPONENT_REF, dest_type, var, p->field, NULL_TREE);
+  tmp = fold_build3_loc (input_location, COMPONENT_REF, dest_type, var,
+                        p->field, NULL_TREE);
   gfc_add_modify (block, tmp, se.expr);
   return p->mask;
 }
@@ -542,10 +547,11 @@ set_parameter_ref (stmtblock_t *block, stmtblock_t *postblock,
      }
 
   if (p->param_type == IOPARM_ptype_common)
-    var = fold_build3 (COMPONENT_REF, st_parameter[IOPARM_ptype_common].type,
-                      var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
-  tmp = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field),
-                    var, p->field, NULL_TREE);
+    var = fold_build3_loc (input_location, COMPONENT_REF,
+                          st_parameter[IOPARM_ptype_common].type,
+                          var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
+  tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field),
+                        var, p->field, NULL_TREE);
   gfc_add_modify (block, tmp, addr);
   return p->mask;
 }
@@ -583,21 +589,26 @@ gfc_convert_array_to_string (gfc_se * se, gfc_expr * e)
        {
          gcc_assert (GFC_DESCRIPTOR_TYPE_P (type));
          size = gfc_conv_array_stride (array, rank);
-         tmp = fold_build2 (MINUS_EXPR, gfc_array_index_type,
-                            gfc_conv_array_ubound (array, rank),
-                            gfc_conv_array_lbound (array, rank));
-         tmp = fold_build2 (PLUS_EXPR, gfc_array_index_type, tmp,
-                            gfc_index_one_node);
-         size = fold_build2 (MULT_EXPR, gfc_array_index_type, tmp, size);
+         tmp = fold_build2_loc (input_location, MINUS_EXPR,
+                                gfc_array_index_type,
+                                gfc_conv_array_ubound (array, rank),
+                                gfc_conv_array_lbound (array, rank));
+         tmp = fold_build2_loc (input_location, PLUS_EXPR,
+                                gfc_array_index_type, tmp,
+                                gfc_index_one_node);
+         size = fold_build2_loc (input_location, MULT_EXPR,
+                                 gfc_array_index_type, tmp, size);
        }
       gcc_assert (size);
 
-      size = fold_build2 (MINUS_EXPR, gfc_array_index_type, size,
-                         TREE_OPERAND (se->expr, 1));
+      size = fold_build2_loc (input_location, MINUS_EXPR,
+                             gfc_array_index_type, size,
+                             TREE_OPERAND (se->expr, 1));
       se->expr = gfc_build_addr_expr (NULL_TREE, se->expr);
       tmp = TYPE_SIZE_UNIT (gfc_get_element_type (type));
-      size = fold_build2 (MULT_EXPR, gfc_array_index_type, size,
-                         fold_convert (gfc_array_index_type, tmp));
+      size = fold_build2_loc (input_location, MULT_EXPR,
+                             gfc_array_index_type, size,
+                             fold_convert (gfc_array_index_type, tmp));
       se->string_length = fold_convert (gfc_charlen_type_node, size);
       return;
     }
@@ -623,12 +634,14 @@ set_string (stmtblock_t * block, stmtblock_t * postblock, tree var,
   gfc_init_se (&se, NULL);
 
   if (p->param_type == IOPARM_ptype_common)
-    var = fold_build3 (COMPONENT_REF, st_parameter[IOPARM_ptype_common].type,
-                      var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
-  io = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field),
+    var = fold_build3_loc (input_location, COMPONENT_REF,
+                          st_parameter[IOPARM_ptype_common].type,
+                          var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
+  io = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field),
                    var, p->field, NULL_TREE);
-  len = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field_len),
-                    var, p->field_len, NULL_TREE);
+  len = fold_build3_loc (input_location, COMPONENT_REF,
+                        TREE_TYPE (p->field_len),
+                        var, p->field_len, NULL_TREE);
 
   /* Integer variable assigned a format label.  */
   if (e->ts.type == BT_INTEGER
@@ -640,8 +653,8 @@ set_string (stmtblock_t * block, stmtblock_t * postblock, tree var,
 
       gfc_conv_label_variable (&se, e);
       tmp = GFC_DECL_STRING_LEN (se.expr);
-      cond = fold_build2 (LT_EXPR, boolean_type_node,
-                         tmp, build_int_cst (TREE_TYPE (tmp), 0));
+      cond = fold_build2_loc (input_location, LT_EXPR, boolean_type_node,
+                             tmp, build_int_cst (TREE_TYPE (tmp), 0));
 
       asprintf(&msg, "Label assigned to variable '%s' (%%ld) is not a format "
               "label", e->symtree->name);
@@ -694,13 +707,13 @@ set_internal_unit (stmtblock_t * block, stmtblock_t * post_block,
 
   p = &st_parameter_field[IOPARM_dt_internal_unit];
   mask = p->mask;
-  io = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field),
-                   var, p->field, NULL_TREE);
-  len = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field_len),
-                    var, p->field_len, NULL_TREE);
+  io = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field),
+                       var, p->field, NULL_TREE);
+  len = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field_len),
+                        var, p->field_len,     NULL_TREE);
   p = &st_parameter_field[IOPARM_dt_internal_unit_desc];
-  desc = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field),
-                     var, p->field, NULL_TREE);
+  desc = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field),
+                         var, p->field, NULL_TREE);
 
   gcc_assert (e->ts.type == BT_CHARACTER);
 
@@ -809,13 +822,14 @@ io_result (stmtblock_t * block, tree var, gfc_st_label * err_label,
 
   tmp = gfc_finish_block (&body);
 
-  var = fold_build3 (COMPONENT_REF, st_parameter[IOPARM_ptype_common].type,
-                    var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
-  rc = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field),
-                   var, p->field, NULL_TREE);
-  rc = fold_build2 (BIT_AND_EXPR, TREE_TYPE (rc),
-                   rc, build_int_cst (TREE_TYPE (rc),
-                                      IOPARM_common_libreturn_mask));
+  var = fold_build3_loc (input_location, COMPONENT_REF,
+                        st_parameter[IOPARM_ptype_common].type,
+                        var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
+  rc = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field),
+                       var, p->field, NULL_TREE);
+  rc = fold_build2_loc (input_location, BIT_AND_EXPR, TREE_TYPE (rc),
+                       rc, build_int_cst (TREE_TYPE (rc),
+                                          IOPARM_common_libreturn_mask));
 
   tmp = build3_v (SWITCH_EXPR, rc, tmp, NULL_TREE);
 
@@ -834,11 +848,12 @@ set_error_locus (stmtblock_t * block, tree var, locus * where)
   int line;
   gfc_st_parameter_field *p = &st_parameter_field[IOPARM_common_filename];
 
-  locus_file = fold_build3 (COMPONENT_REF,
-                           st_parameter[IOPARM_ptype_common].type,
-                           var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
-  locus_file = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field),
-                           locus_file, p->field, NULL_TREE);
+  locus_file = fold_build3_loc (input_location, COMPONENT_REF,
+                               st_parameter[IOPARM_ptype_common].type,
+                               var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE);
+  locus_file = fold_build3_loc (input_location, COMPONENT_REF,
+                               TREE_TYPE (p->field), locus_file,
+                               p->field, NULL_TREE);
   f = where->lb->file;
   str = gfc_build_cstring_const (f->filename);
 
@@ -1448,8 +1463,8 @@ nml_get_addr_expr (gfc_symbol * sym, gfc_component * c,
      the derived type.  */
 
   if (TREE_CODE (decl) == FIELD_DECL)
-    tmp = fold_build3 (COMPONENT_REF, TREE_TYPE (tmp),
-                      base_addr, tmp, NULL_TREE);
+    tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (tmp),
+                          base_addr, tmp, NULL_TREE);
 
   /* If we have a derived type component, a reference to the first
      element of the array is built.  This is done so that base_addr,
@@ -1786,13 +1801,15 @@ build_dt (tree function, gfc_code * code)
     {
       gfc_st_parameter_field *p = &st_parameter_field[IOPARM_common_flags];
 
-      tmp = fold_build3 (COMPONENT_REF, st_parameter[IOPARM_ptype_common].type,
-                        dt_parm, TYPE_FIELDS (TREE_TYPE (dt_parm)), NULL_TREE);
-      tmp = fold_build3 (COMPONENT_REF, TREE_TYPE (p->field),
-                         tmp, p->field, NULL_TREE);
-      tmp = fold_build2 (BIT_AND_EXPR, TREE_TYPE (tmp),
-                         tmp, build_int_cst (TREE_TYPE (tmp),
-                         IOPARM_common_libreturn_mask));
+      tmp = fold_build3_loc (input_location, COMPONENT_REF,
+                            st_parameter[IOPARM_ptype_common].type,
+                            dt_parm, TYPE_FIELDS (TREE_TYPE (dt_parm)),
+                            NULL_TREE);
+      tmp = fold_build3_loc (input_location, COMPONENT_REF,
+                            TREE_TYPE (p->field), tmp, p->field, NULL_TREE);
+      tmp = fold_build2_loc (input_location, BIT_AND_EXPR, TREE_TYPE (tmp),
+                            tmp, build_int_cst (TREE_TYPE (tmp),
+                            IOPARM_common_libreturn_mask));
     }
   else /* IOLENGTH */
     tmp = NULL_TREE;
index 14e3e2f..d1638b6 100644 (file)
@@ -176,16 +176,17 @@ gfc_omp_clause_default_ctor (tree clause, tree decl, tree outer)
   gfc_add_modify (&cond_block, decl, outer);
   rank = gfc_rank_cst[GFC_TYPE_ARRAY_RANK (type) - 1];
   size = gfc_conv_descriptor_ubound_get (decl, rank);
-  size = fold_build2 (MINUS_EXPR, gfc_array_index_type, size,
-                     gfc_conv_descriptor_lbound_get (decl, rank));
-  size = fold_build2 (PLUS_EXPR, gfc_array_index_type, size,
-                     gfc_index_one_node);
+  size = fold_build2_loc (input_location, MINUS_EXPR, gfc_array_index_type,
+                         size, gfc_conv_descriptor_lbound_get (decl, rank));
+  size = fold_build2_loc (input_location, PLUS_EXPR, gfc_array_index_type,
+                         size, gfc_index_one_node);
   if (GFC_TYPE_ARRAY_RANK (type) > 1)
-    size = fold_build2 (MULT_EXPR, gfc_array_index_type, size,
-                       gfc_conv_descriptor_stride_get (decl, rank));
+    size = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                           size, gfc_conv_descriptor_stride_get (decl, rank));
   esize = fold_convert (gfc_array_index_type,
                        TYPE_SIZE_UNIT (gfc_get_element_type (type)));
-  size = fold_build2 (MULT_EXPR, gfc_array_index_type, size, esize);
+  size = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                         size, esize);
   size = gfc_evaluate_now (fold_convert (size_type_node, size), &cond_block);
   ptr = gfc_allocate_array_with_status (&cond_block,
                                        build_int_cst (pvoid_type_node, 0),
@@ -197,10 +198,10 @@ gfc_omp_clause_default_ctor (tree clause, tree decl, tree outer)
   gfc_conv_descriptor_data_set (&cond_block, decl, null_pointer_node);
   else_b = gfc_finish_block (&cond_block);
 
-  cond = fold_build2 (NE_EXPR, boolean_type_node,
-                     fold_convert (pvoid_type_node,
-                                   gfc_conv_descriptor_data_get (outer)),
-                     null_pointer_node);
+  cond = fold_build2_loc (input_location, NE_EXPR, boolean_type_node,
+                         fold_convert (pvoid_type_node,
+                                       gfc_conv_descriptor_data_get (outer)),
+                         null_pointer_node);
   gfc_add_expr_to_block (&block, build3 (COND_EXPR, void_type_node,
                         cond, then_b, else_b));
 
@@ -228,16 +229,17 @@ gfc_omp_clause_copy_ctor (tree clause, tree dest, tree src)
   gfc_add_modify (&block, dest, src);
   rank = gfc_rank_cst[GFC_TYPE_ARRAY_RANK (type) - 1];
   size = gfc_conv_descriptor_ubound_get (dest, rank);
-  size = fold_build2 (MINUS_EXPR, gfc_array_index_type, size,
-                     gfc_conv_descriptor_lbound_get (dest, rank));
-  size = fold_build2 (PLUS_EXPR, gfc_array_index_type, size,
-                     gfc_index_one_node);
+  size = fold_build2_loc (input_location, MINUS_EXPR, gfc_array_index_type,
+                         size, gfc_conv_descriptor_lbound_get (dest, rank));
+  size = fold_build2_loc (input_location, PLUS_EXPR, gfc_array_index_type,
+                         size, gfc_index_one_node);
   if (GFC_TYPE_ARRAY_RANK (type) > 1)
-    size = fold_build2 (MULT_EXPR, gfc_array_index_type, size,
-                       gfc_conv_descriptor_stride_get (dest, rank));
+    size = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                           size, gfc_conv_descriptor_stride_get (dest, rank));
   esize = fold_convert (gfc_array_index_type,
                        TYPE_SIZE_UNIT (gfc_get_element_type (type)));
-  size = fold_build2 (MULT_EXPR, gfc_array_index_type, size, esize);
+  size = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                         size, esize);
   size = gfc_evaluate_now (fold_convert (size_type_node, size), &block);
   ptr = gfc_allocate_array_with_status (&block,
                                        build_int_cst (pvoid_type_node, 0),
@@ -270,16 +272,17 @@ gfc_omp_clause_assign_op (tree clause ATTRIBUTE_UNUSED, tree dest, tree src)
 
   rank = gfc_rank_cst[GFC_TYPE_ARRAY_RANK (type) - 1];
   size = gfc_conv_descriptor_ubound_get (dest, rank);
-  size = fold_build2 (MINUS_EXPR, gfc_array_index_type, size,
-                     gfc_conv_descriptor_lbound_get (dest, rank));
-  size = fold_build2 (PLUS_EXPR, gfc_array_index_type, size,
-                     gfc_index_one_node);
+  size = fold_build2_loc (input_location, MINUS_EXPR, gfc_array_index_type,
+                         size, gfc_conv_descriptor_lbound_get (dest, rank));
+  size = fold_build2_loc (input_location, PLUS_EXPR, gfc_array_index_type,
+                         size, gfc_index_one_node);
   if (GFC_TYPE_ARRAY_RANK (type) > 1)
-    size = fold_build2 (MULT_EXPR, gfc_array_index_type, size,
-                       gfc_conv_descriptor_stride_get (dest, rank));
+    size = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                           size, gfc_conv_descriptor_stride_get (dest, rank));
   esize = fold_convert (gfc_array_index_type,
                        TYPE_SIZE_UNIT (gfc_get_element_type (type)));
-  size = fold_build2 (MULT_EXPR, gfc_array_index_type, size, esize);
+  size = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                         size, esize);
   size = gfc_evaluate_now (fold_convert (size_type_node, size), &block);
   call = build_call_expr_loc (input_location,
                          built_in_decls[BUILT_IN_MEMCPY], 3,
@@ -634,16 +637,19 @@ gfc_trans_omp_array_reduction (tree c, gfc_symbol *sym, locus where)
       gfc_add_modify (&block, decl, outer_sym.backend_decl);
       rank = gfc_rank_cst[GFC_TYPE_ARRAY_RANK (type) - 1];
       size = gfc_conv_descriptor_ubound_get (decl, rank);
-      size = fold_build2 (MINUS_EXPR, gfc_array_index_type, size,
-                         gfc_conv_descriptor_lbound_get (decl, rank));
-      size = fold_build2 (PLUS_EXPR, gfc_array_index_type, size,
-                         gfc_index_one_node);
+      size = fold_build2_loc (input_location, MINUS_EXPR,
+                             gfc_array_index_type, size,
+                             gfc_conv_descriptor_lbound_get (decl, rank));
+      size = fold_build2_loc (input_location, PLUS_EXPR, gfc_array_index_type,
+                             size, gfc_index_one_node);
       if (GFC_TYPE_ARRAY_RANK (type) > 1)
-       size = fold_build2 (MULT_EXPR, gfc_array_index_type, size,
-                           gfc_conv_descriptor_stride_get (decl, rank));
+       size = fold_build2_loc (input_location, MULT_EXPR,
+                               gfc_array_index_type, size,
+                               gfc_conv_descriptor_stride_get (decl, rank));
       esize = fold_convert (gfc_array_index_type,
                            TYPE_SIZE_UNIT (gfc_get_element_type (type)));
-      size = fold_build2 (MULT_EXPR, gfc_array_index_type, size, esize);
+      size = fold_build2_loc (input_location, MULT_EXPR, gfc_array_index_type,
+                             size, esize);
       size = gfc_evaluate_now (fold_convert (size_type_node, size), &block);
       ptr = gfc_allocate_array_with_status (&block,
                                            build_int_cst (pvoid_type_node, 0),
@@ -1100,7 +1106,8 @@ gfc_trans_omp_atomic (gfc_code *code)
              gfc_init_block (&rse.pre);
              gfc_conv_expr (&rse, arg->expr);
              gfc_add_block_to_block (&block, &rse.pre);
-             x = fold_build2 (op, TREE_TYPE (accum), accum, rse.expr);
+             x = fold_build2_loc (input_location, op, TREE_TYPE (accum),
+                                  accum, rse.expr);
              gfc_add_modify (&block, accum, x);
            }
 
@@ -1116,13 +1123,14 @@ gfc_trans_omp_atomic (gfc_code *code)
                                                         lhsaddr));
 
   if (var_on_left)
-    x = fold_build2 (op, TREE_TYPE (rhs), x, rhs);
+    x = fold_build2_loc (input_location, op, TREE_TYPE (rhs), x, rhs);
   else
-    x = fold_build2 (op, TREE_TYPE (rhs), rhs, x);
+    x = fold_build2_loc (input_location, op, TREE_TYPE (rhs), rhs, x);
 
   if (TREE_CODE (TREE_TYPE (rhs)) == COMPLEX_TYPE
       && TREE_CODE (type) != COMPLEX_TYPE)
-    x = fold_build1 (REALPART_EXPR, TREE_TYPE (TREE_TYPE (rhs)), x);
+    x = fold_build1_loc (input_location, REALPART_EXPR,
+                        TREE_TYPE (TREE_TYPE (rhs)), x);
 
   x = build2_v (OMP_ATOMIC, lhsaddr, convert (type, x));
   gfc_add_expr_to_block (&block, x);
@@ -1254,11 +1262,16 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
       if (simple)
        {
          TREE_VEC_ELT (init, i) = build2_v (MODIFY_EXPR, dovar, from);
-         TREE_VEC_ELT (cond, i) = fold_build2 (simple > 0 ? LE_EXPR : GE_EXPR,
-                                               boolean_type_node, dovar, to);
-         TREE_VEC_ELT (incr, i) = fold_build2 (PLUS_EXPR, type, dovar, step);
-         TREE_VEC_ELT (incr, i) = fold_build2 (MODIFY_EXPR, type, dovar,
-                                               TREE_VEC_ELT (incr, i));
+         TREE_VEC_ELT (cond, i) = fold_build2_loc (input_location, simple > 0
+                                                   ? LE_EXPR : GE_EXPR,
+                                                   boolean_type_node, dovar,
+                                                   to);
+         TREE_VEC_ELT (incr, i) = fold_build2_loc (input_location, PLUS_EXPR,
+                                                   type, dovar, step);
+         TREE_VEC_ELT (incr, i) = fold_build2_loc (input_location,
+                                                   MODIFY_EXPR,
+                                                   type, dovar,
+                                                   TREE_VEC_ELT (incr, i));
        }
       else
        {
@@ -1269,23 +1282,27 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
                 body;
               cycle_label:;
               }  */
-         tmp = fold_build2 (MINUS_EXPR, type, step, from);
-         tmp = fold_build2 (PLUS_EXPR, type, to, tmp);
-         tmp = fold_build2 (TRUNC_DIV_EXPR, type, tmp, step);
+         tmp = fold_build2_loc (input_location, MINUS_EXPR, type, step, from);
+         tmp = fold_build2_loc (input_location, PLUS_EXPR, type, to, tmp);
+         tmp = fold_build2_loc (input_location, TRUNC_DIV_EXPR, type, tmp,
+                                step);
          tmp = gfc_evaluate_now (tmp, pblock);
          count = gfc_create_var (type, "count");
          TREE_VEC_ELT (init, i) = build2_v (MODIFY_EXPR, count,
                                             build_int_cst (type, 0));
-         TREE_VEC_ELT (cond, i) = fold_build2 (LT_EXPR, boolean_type_node,
-                                               count, tmp);
-         TREE_VEC_ELT (incr, i) = fold_build2 (PLUS_EXPR, type, count,
-                                               build_int_cst (type, 1));
-         TREE_VEC_ELT (incr, i) = fold_build2 (MODIFY_EXPR, type,
-                                               count, TREE_VEC_ELT (incr, i));
+         TREE_VEC_ELT (cond, i) = fold_build2_loc (input_location, LT_EXPR,
+                                                   boolean_type_node,
+                                                   count, tmp);
+         TREE_VEC_ELT (incr, i) = fold_build2_loc (input_location, PLUS_EXPR,
+                                                   type, count,
+                                                   build_int_cst (type, 1));
+         TREE_VEC_ELT (incr, i) = fold_build2_loc (input_location,
+                                                   MODIFY_EXPR, type, count,
+                                                   TREE_VEC_ELT (incr, i));
 
          /* Initialize DOVAR.  */
-         tmp = fold_build2 (MULT_EXPR, type, count, step);
-         tmp = fold_build2 (PLUS_EXPR, type, from, tmp);
+         tmp = fold_build2_loc (input_location, MULT_EXPR, type, count, step);
+         tmp = fold_build2_loc (input_location, PLUS_EXPR, type, from, tmp);
          di = VEC_safe_push (dovar_init, heap, inits, NULL);
          di->var = dovar;
          di->init = tmp;
@@ -1310,8 +1327,10 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
                 will have the value on entry of the last loop, rather
                 than value after iterator increment.  */
              tmp = gfc_evaluate_now (step, pblock);
-             tmp = fold_build2 (PLUS_EXPR, type, dovar, tmp);
-             tmp = fold_build2 (MODIFY_EXPR, type, dovar, tmp);
+             tmp = fold_build2_loc (input_location, PLUS_EXPR, type, dovar,
+                                    tmp);
+             tmp = fold_build2_loc (input_location, MODIFY_EXPR, type,
+                                    dovar, tmp);
              for (c = omp_clauses; c ; c = OMP_CLAUSE_CHAIN (c))
                if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_LASTPRIVATE
                    && OMP_CLAUSE_DECL (c) == dovar_decl)
index 6fa62fb..708b5d1 100644 (file)
@@ -167,7 +167,8 @@ gfc_add_modify (stmtblock_t * pblock, tree lhs, tree rhs)
              || AGGREGATE_TYPE_P (TREE_TYPE (lhs)));
 #endif
 
-  tmp = fold_build2 (MODIFY_EXPR, void_type_node, lhs, rhs);
+  tmp = fold_build2_loc (input_location, MODIFY_EXPR, void_type_node, lhs,
+                        rhs);
   gfc_add_expr_to_block (pblock, tmp);
 }
 
@@ -296,7 +297,7 @@ gfc_build_addr_expr (tree type, tree t)
       tree base = get_base_address (t);
       if (base && DECL_P (base))
         TREE_ADDRESSABLE (base) = 1;
-      t = fold_build1 (ADDR_EXPR, natural_type, t);
+      t = fold_build1_loc (input_location, ADDR_EXPR, natural_type, t);
     }
 
   if (type && natural_type != type)
@@ -332,11 +333,13 @@ gfc_build_array_ref (tree base, tree offset, tree decl)
        && GFC_DECL_SUBREF_ARRAY_P (decl)
        && !integer_zerop (GFC_DECL_SPAN(decl)))
     {
-      offset = fold_build2 (MULT_EXPR, gfc_array_index_type,
-                           offset, GFC_DECL_SPAN(decl));
+      offset = fold_build2_loc (input_location, MULT_EXPR,
+                               gfc_array_index_type,
+                               offset, GFC_DECL_SPAN(decl));
       tmp = gfc_build_addr_expr (pvoid_type_node, base);
-      tmp = fold_build2 (POINTER_PLUS_EXPR, pvoid_type_node,
-                        tmp, fold_convert (sizetype, offset));
+      tmp = fold_build2_loc (input_location, POINTER_PLUS_EXPR,
+                            pvoid_type_node, tmp,
+                            fold_convert (sizetype, offset));
       tmp = fold_convert (build_pointer_type (type), tmp);
       if (!TYPE_STRING_FLAG (type))
        tmp = build_fold_indirect_ref_loc (input_location, tmp);
@@ -421,11 +424,11 @@ gfc_trans_runtime_error_vararg (bool error, locus* where, const char* msgid,
     fntype = TREE_TYPE (gfor_fndecl_runtime_warning_at);
 
   tmp = fold_builtin_call_array (input_location, TREE_TYPE (fntype),
-                                fold_build1 (ADDR_EXPR,
-                                             build_pointer_type (fntype),
-                                             error
-                                             ? gfor_fndecl_runtime_error_at
-                                             : gfor_fndecl_runtime_warning_at),
+                                fold_build1_loc (input_location, ADDR_EXPR,
+                                            build_pointer_type (fntype),
+                                            error
+                                            ? gfor_fndecl_runtime_error_at
+                                            : gfor_fndecl_runtime_warning_at),
                                 nargs + 2, argarray);
   gfc_add_expr_to_block (&block, tmp);
 
@@ -477,8 +480,8 @@ gfc_trans_runtime_check (bool error, bool once, tree cond, stmtblock_t * pblock,
     {
       /* Tell the compiler that this isn't likely.  */
       if (once)
-       cond = fold_build2 (TRUTH_AND_EXPR, long_integer_type_node, tmpvar,
-                           cond);
+       cond = fold_build2_loc (input_location, TRUTH_AND_EXPR,
+                               long_integer_type_node, tmpvar, cond);
       else
        cond = fold_convert (long_integer_type_node, cond);
 
@@ -513,8 +516,8 @@ gfc_call_malloc (stmtblock_t * block, tree type, tree size)
   /* Call malloc.  */
   gfc_start_block (&block2);
 
-  size = fold_build2 (MAX_EXPR, size_type_node, size,
-                     build_int_cst (size_type_node, 1));
+  size = fold_build2_loc (input_location, MAX_EXPR, size_type_node, size,
+                         build_int_cst (size_type_node, 1));
 
   gfc_add_modify (&block2, res,
                  fold_convert (prvoid_type_node,
@@ -524,11 +527,13 @@ gfc_call_malloc (stmtblock_t * block, tree type, tree size)
   /* Optionally check whether malloc was successful.  */
   if (gfc_option.rtcheck & GFC_RTCHECK_MEM)
     {
-      null_result = fold_build2 (EQ_EXPR, boolean_type_node, res,
-                                build_int_cst (pvoid_type_node, 0));
+      null_result = fold_build2_loc (input_location, EQ_EXPR,
+                                    boolean_type_node, res,
+                                    build_int_cst (pvoid_type_node, 0));
       msg = gfc_build_addr_expr (pchar_type_node,
              gfc_build_localized_cstring_const ("Memory allocation failed"));
-      tmp = fold_build3 (COND_EXPR, void_type_node, null_result,
+      tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node,
+                            null_result,
              build_call_expr_loc (input_location,
                                   gfor_fndecl_os_error, 1, msg),
                                   build_empty_stmt (input_location));
@@ -601,13 +606,15 @@ gfc_allocate_with_status (stmtblock_t * block, tree size, tree status)
   /* Set the optional status variable to zero.  */
   if (status != NULL_TREE && !integer_zerop (status))
     {
-      tmp = fold_build2 (MODIFY_EXPR, status_type,
-                        fold_build1 (INDIRECT_REF, status_type, status),
-                        build_int_cst (status_type, 0));
-      tmp = fold_build3 (COND_EXPR, void_type_node,
-                        fold_build2 (NE_EXPR, boolean_type_node, status,
-                                     build_int_cst (TREE_TYPE (status), 0)),
-                        tmp, build_empty_stmt (input_location));
+      tmp = fold_build2_loc (input_location, MODIFY_EXPR, status_type,
+                            fold_build1_loc (input_location, INDIRECT_REF,
+                                             status_type, status),
+                            build_int_cst (status_type, 0));
+      tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node,
+                            fold_build2_loc (input_location, NE_EXPR,
+                                       boolean_type_node, status,
+                                       build_int_cst (TREE_TYPE (status), 0)),
+                            tmp, build_empty_stmt (input_location));
       gfc_add_expr_to_block (block, tmp);
     }
 
@@ -625,15 +632,16 @@ gfc_allocate_with_status (stmtblock_t * block, tree size, tree status)
 
       gfc_start_block (&set_status_block);
       gfc_add_modify (&set_status_block,
-                     fold_build1 (INDIRECT_REF, status_type, status),
+                     fold_build1_loc (input_location, INDIRECT_REF,
+                                      status_type, status),
                           build_int_cst (status_type, LIBERROR_ALLOCATION));
       gfc_add_modify (&set_status_block, res,
                           build_int_cst (prvoid_type_node, 0));
 
-      tmp = fold_build2 (EQ_EXPR, boolean_type_node, status,
-                        build_int_cst (TREE_TYPE (status), 0));
-      error = fold_build3 (COND_EXPR, void_type_node, tmp, error,
-                          gfc_finish_block (&set_status_block));
+      tmp = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node,
+                            status, build_int_cst (TREE_TYPE (status), 0));
+      error = fold_build3_loc (input_location, COND_EXPR, void_type_node, tmp,
+                              error, gfc_finish_block (&set_status_block));
     }
 
   /* The allocation itself.  */
@@ -642,9 +650,10 @@ gfc_allocate_with_status (stmtblock_t * block, tree size, tree status)
                  fold_convert (prvoid_type_node,
                                build_call_expr_loc (input_location,
                                   built_in_decls[BUILT_IN_MALLOC], 1,
-                                       fold_build2 (MAX_EXPR, size_type_node,
-                                                    size,
-                                                    build_int_cst (size_type_node, 1)))));
+                                       fold_build2_loc (input_location,
+                                           MAX_EXPR, size_type_node, size,
+                                           build_int_cst (size_type_node,
+                                                          1)))));
 
   msg = gfc_build_addr_expr (pchar_type_node, gfc_build_localized_cstring_const
                                                ("Out of memory"));
@@ -656,25 +665,27 @@ gfc_allocate_with_status (stmtblock_t * block, tree size, tree status)
       /* Set the status variable if it's present.  */
       tree tmp2;
 
-      cond = fold_build2 (EQ_EXPR, boolean_type_node, status,
-                         build_int_cst (TREE_TYPE (status), 0));
-      tmp2 = fold_build2 (MODIFY_EXPR, status_type,
-                         fold_build1 (INDIRECT_REF, status_type, status),
-                         build_int_cst (status_type, LIBERROR_ALLOCATION));
-      tmp = fold_build3 (COND_EXPR, void_type_node, cond, tmp,
-                        tmp2);
+      cond = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node,
+                             status, build_int_cst (TREE_TYPE (status), 0));
+      tmp2 = fold_build2_loc (input_location, MODIFY_EXPR, status_type,
+                             fold_build1_loc (input_location, INDIRECT_REF,
+                                              status_type, status),
+                             build_int_cst (status_type, LIBERROR_ALLOCATION));
+      tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, cond,
+                            tmp, tmp2);
     }
 
-  tmp = fold_build3 (COND_EXPR, void_type_node,
-                    fold_build2 (EQ_EXPR, boolean_type_node, res,
-                                 build_int_cst (prvoid_type_node, 0)),
-                    tmp, build_empty_stmt (input_location));
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node,
+                        fold_build2_loc (input_location, EQ_EXPR,
+                                         boolean_type_node, res,
+                                         build_int_cst (prvoid_type_node, 0)),
+                        tmp, build_empty_stmt (input_location));
   gfc_add_expr_to_block (&alloc_block, tmp);
 
-  cond = fold_build2 (LT_EXPR, boolean_type_node, size,
-                     build_int_cst (TREE_TYPE (size), 0));
-  tmp = fold_build3 (COND_EXPR, void_type_node, cond, error,
-                    gfc_finish_block (&alloc_block));
+  cond = fold_build2_loc (input_location, LT_EXPR, boolean_type_node, size,
+                         build_int_cst (TREE_TYPE (size), 0));
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, cond, error,
+                        gfc_finish_block (&alloc_block));
   gfc_add_expr_to_block (block, tmp);
 
   return res;
@@ -721,8 +732,8 @@ gfc_allocate_array_with_status (stmtblock_t * block, tree mem, tree size,
 
   /* Create a variable to hold the result.  */
   res = gfc_create_var (type, NULL);
-  null_mem = fold_build2 (EQ_EXPR, boolean_type_node, mem,
-                         build_int_cst (type, 0));
+  null_mem = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node, mem,
+                             build_int_cst (type, 0));
 
   /* If mem is NULL, we call gfc_allocate_with_status.  */
   gfc_start_block (&alloc_block);
@@ -764,16 +775,18 @@ gfc_allocate_array_with_status (stmtblock_t * block, tree mem, tree size,
       gfc_add_modify (&set_status_block, res, fold_convert (type, tmp));
 
       gfc_add_modify (&set_status_block,
-                          fold_build1 (INDIRECT_REF, status_type, status),
+                          fold_build1_loc (input_location, INDIRECT_REF,
+                                           status_type, status),
                           build_int_cst (status_type, LIBERROR_ALLOCATION));
 
-      tmp = fold_build2 (EQ_EXPR, boolean_type_node, status,
-                        build_int_cst (status_type, 0));
-      error = fold_build3 (COND_EXPR, void_type_node, tmp, error,
-                          gfc_finish_block (&set_status_block));
+      tmp = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node,
+                            status, build_int_cst (status_type, 0));
+      error = fold_build3_loc (input_location, COND_EXPR, void_type_node, tmp,
+                              error, gfc_finish_block (&set_status_block));
     }
 
-  tmp = fold_build3 (COND_EXPR, void_type_node, null_mem, alloc, error);
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, null_mem,
+                        alloc, error);
   gfc_add_expr_to_block (block, tmp);
 
   return res;
@@ -792,12 +805,12 @@ gfc_call_free (tree var)
 
   gfc_start_block (&block);
   var = gfc_evaluate_now (var, &block);
-  cond = fold_build2 (NE_EXPR, boolean_type_node, var,
-                     build_int_cst (pvoid_type_node, 0));
+  cond = fold_build2_loc (input_location, NE_EXPR, boolean_type_node, var,
+                         build_int_cst (pvoid_type_node, 0));
   call = build_call_expr_loc (input_location,
-                         built_in_decls[BUILT_IN_FREE], 1, var);
-  tmp = fold_build3 (COND_EXPR, void_type_node, cond, call,
-                    build_empty_stmt (input_location));
+                             built_in_decls[BUILT_IN_FREE], 1, var);
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, cond, call,
+                        build_empty_stmt (input_location));
   gfc_add_expr_to_block (&block, tmp);
 
   return gfc_finish_block (&block);
@@ -841,8 +854,8 @@ gfc_deallocate_with_status (tree pointer, tree status, bool can_fail,
   stmtblock_t null, non_null;
   tree cond, tmp, error;
 
-  cond = fold_build2 (EQ_EXPR, boolean_type_node, pointer,
-                     build_int_cst (TREE_TYPE (pointer), 0));
+  cond = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node, pointer,
+                         build_int_cst (TREE_TYPE (pointer), 0));
 
   /* When POINTER is NULL, we set STATUS to 1 if it's present, otherwise
      we emit a runtime error.  */
@@ -868,12 +881,14 @@ gfc_deallocate_with_status (tree pointer, tree status, bool can_fail,
       tree status_type = TREE_TYPE (TREE_TYPE (status));
       tree cond2;
 
-      cond2 = fold_build2 (NE_EXPR, boolean_type_node, status,
-                          build_int_cst (TREE_TYPE (status), 0));
-      tmp = fold_build2 (MODIFY_EXPR, status_type,
-                        fold_build1 (INDIRECT_REF, status_type, status),
-                        build_int_cst (status_type, 1));
-      error = fold_build3 (COND_EXPR, void_type_node, cond2, tmp, error);
+      cond2 = fold_build2_loc (input_location, NE_EXPR, boolean_type_node,
+                              status, build_int_cst (TREE_TYPE (status), 0));
+      tmp = fold_build2_loc (input_location, MODIFY_EXPR, status_type,
+                            fold_build1_loc (input_location, INDIRECT_REF,
+                                             status_type, status),
+                            build_int_cst (status_type, 1));
+      error = fold_build3_loc (input_location, COND_EXPR, void_type_node,
+                              cond2, tmp, error);
     }
 
   gfc_add_expr_to_block (&null, error);
@@ -891,18 +906,20 @@ gfc_deallocate_with_status (tree pointer, tree status, bool can_fail,
       tree status_type = TREE_TYPE (TREE_TYPE (status));
       tree cond2;
 
-      cond2 = fold_build2 (NE_EXPR, boolean_type_node, status,
-                          build_int_cst (TREE_TYPE (status), 0));
-      tmp = fold_build2 (MODIFY_EXPR, status_type,
-                        fold_build1 (INDIRECT_REF, status_type, status),
-                        build_int_cst (status_type, 0));
-      tmp = fold_build3 (COND_EXPR, void_type_node, cond2, tmp,
-                        build_empty_stmt (input_location));
+      cond2 = fold_build2_loc (input_location, NE_EXPR, boolean_type_node,
+                              status, build_int_cst (TREE_TYPE (status), 0));
+      tmp = fold_build2_loc (input_location, MODIFY_EXPR, status_type,
+                            fold_build1_loc (input_location, INDIRECT_REF,
+                                             status_type, status),
+                            build_int_cst (status_type, 0));
+      tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, cond2,
+                            tmp, build_empty_stmt (input_location));
       gfc_add_expr_to_block (&non_null, tmp);
     }
 
-  return fold_build3 (COND_EXPR, void_type_node, cond,
-                     gfc_finish_block (&null), gfc_finish_block (&non_null));
+  return fold_build3_loc (input_location, COND_EXPR, void_type_node, cond,
+                         gfc_finish_block (&null),
+                         gfc_finish_block (&non_null));
 }
 
 
@@ -938,14 +955,14 @@ gfc_call_realloc (stmtblock_t * block, tree mem, tree size)
   res = gfc_create_var (type, NULL);
 
   /* size < 0 ?  */
-  negative = fold_build2 (LT_EXPR, boolean_type_node, size,
-                         build_int_cst (size_type_node, 0));
+  negative = fold_build2_loc (input_location, LT_EXPR, boolean_type_node, size,
+                             build_int_cst (size_type_node, 0));
   msg = gfc_build_addr_expr (pchar_type_node, gfc_build_localized_cstring_const
       ("Attempt to allocate a negative amount of memory."));
-  tmp = fold_build3 (COND_EXPR, void_type_node, negative,
-                    build_call_expr_loc (input_location,
-                                     gfor_fndecl_runtime_error, 1, msg),
-                    build_empty_stmt (input_location));
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, negative,
+                        build_call_expr_loc (input_location,
+                                           gfor_fndecl_runtime_error, 1, msg),
+                        build_empty_stmt (input_location));
   gfc_add_expr_to_block (block, tmp);
 
   /* Call realloc and check the result.  */
@@ -953,25 +970,28 @@ gfc_call_realloc (stmtblock_t * block, tree mem, tree size)
                         built_in_decls[BUILT_IN_REALLOC], 2,
                         fold_convert (pvoid_type_node, mem), size);
   gfc_add_modify (block, res, fold_convert (type, tmp));
-  null_result = fold_build2 (EQ_EXPR, boolean_type_node, res,
-                            build_int_cst (pvoid_type_node, 0));
-  nonzero = fold_build2 (NE_EXPR, boolean_type_node, size,
-                        build_int_cst (size_type_node, 0));
-  null_result = fold_build2 (TRUTH_AND_EXPR, boolean_type_node, null_result,
-                            nonzero);
+  null_result = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node,
+                                res, build_int_cst (pvoid_type_node, 0));
+  nonzero = fold_build2_loc (input_location, NE_EXPR, boolean_type_node, size,
+                            build_int_cst (size_type_node, 0));
+  null_result = fold_build2_loc (input_location, TRUTH_AND_EXPR, boolean_type_node,
+                                null_result, nonzero);
   msg = gfc_build_addr_expr (pchar_type_node, gfc_build_localized_cstring_const
                                                ("Out of memory"));
-  tmp = fold_build3 (COND_EXPR, void_type_node, null_result,
-                    build_call_expr_loc (input_location,
-                                     gfor_fndecl_os_error, 1, msg),
-                    build_empty_stmt (input_location));
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node,
+                        null_result,
+                        build_call_expr_loc (input_location,
+                                             gfor_fndecl_os_error, 1, msg),
+                        build_empty_stmt (input_location));
   gfc_add_expr_to_block (block, tmp);
 
   /* if (size == 0) then the result is NULL.  */
-  tmp = fold_build2 (MODIFY_EXPR, type, res, build_int_cst (type, 0));
-  zero = fold_build1 (TRUTH_NOT_EXPR, boolean_type_node, nonzero);
-  tmp = fold_build3 (COND_EXPR, void_type_node, zero, tmp,
-                    build_empty_stmt (input_location));
+  tmp = fold_build2_loc (input_location, MODIFY_EXPR, type, res,
+                        build_int_cst (type, 0));
+  zero = fold_build1_loc (input_location, TRUTH_NOT_EXPR, boolean_type_node,
+                         nonzero);
+  tmp = fold_build3_loc (input_location, COND_EXPR, void_type_node, zero, tmp,
+                        build_empty_stmt (input_location));
   gfc_add_expr_to_block (block, tmp);
 
   return res;