PR tree-optimization/35171
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
default defs.
* gcc.c-torture/compile/pr35171.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@132270
138bc75d-0d04-0410-961f-
82ee72b054a4
2008-02-12 Richard Guenther <rguenther@suse.de>
+ PR tree-optimization/35171
+ * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
+ default defs.
+
+2008-02-12 Richard Guenther <rguenther@suse.de>
+
PR middle-end/35163
* fold-const.c (fold_widened_comparison): Use get_unwidened in
value-preserving mode. Disallow final truncation.
2008-02-12 Richard Guenther <rguenther@suse.de>
+ PR tree-optimization/35171
+ * gcc.c-torture/compile/pr35171.c: New testcase.
+
+2008-02-12 Richard Guenther <rguenther@suse.de>
+
PR middle-end/35163
* gcc.c-torture/execute/pr35163.c: New testcase.
--- /dev/null
+int f(int a, int b, short c, int d, short e)\r
+{\r
+ int i;\r
+ for (i = 1; i <= 2 ; i++) {\r
+ c -= 4;\r
+ a = c;\r
+ d = d + (b?b:e);\r
+ }\r
+ return a + d;\r
+}\r
prod_type = half_type;
stmt = SSA_NAME_DEF_STMT (oprnd0);
- gcc_assert (stmt);
+ /* FORNOW. Can continue analyzing the def-use chain when this stmt in a phi
+ inside the loop (in case we are analyzing an outer-loop). */
+ if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
+ return NULL;
stmt_vinfo = vinfo_for_stmt (stmt);
gcc_assert (stmt_vinfo);
if (STMT_VINFO_DEF_TYPE (stmt_vinfo) != vect_loop_def)
return NULL;
- /* FORNOW. Can continue analyzing the def-use chain when this stmt in a phi
- inside the loop (in case we are analyzing an outer-loop). */
- if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
- return NULL;
expr = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (expr) != MULT_EXPR)
return NULL;