PR tree-optimization/44687

	* gcc.c-torture/compile/pr44687.c
	PR tree-optimization/44687
	* ipa-split.c (split_function): Use DECL_RESULT to store return value.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@161500 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1b4f2d1..5bf683a 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2010-06-28  Jan Hubicka  <jh@suse.cz>
+
+       PR tree-optimization/44687
+       * ipa-split.c (split_function): Use DECL_RESULT to store return value.
+
 2010-06-28  Martin Jambor  <mjambor@suse.cz>
 
        PR c++/44535

diff --git a/gcc/ipa-split.c b/gcc/ipa-split.c
index ccc89c4..78895d0 100644 (file)
--- a/gcc/ipa-split.c
+++ b/gcc/ipa-split.c
@@ -928,9 +928,7 @@ split_function (struct split_point *split_point)
          gimple ret;
          if (!VOID_TYPE_P (TREE_TYPE (TREE_TYPE (current_function_decl))))
            {
-             retval
-               = create_tmp_var (TREE_TYPE (TREE_TYPE (current_function_decl)),
-                                 "RET");
+             retval = DECL_RESULT (current_function_decl);
              if (is_gimple_reg (retval))
                retval = make_ssa_name (retval, call);
              gimple_call_set_lhs (call, retval);

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3326446..d61073a 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2010-06-28  Jan Hubicka  <jh@suse.cz>
+
+       PR tree-optimization/44687
+       * gcc.c-torture/compile/pr44687.c
+
 2010-06-28  Martin Jambor  <mjambor@suse.cz>
 
        PR c++/44535

diff --git a/gcc/testsuite/gcc.c-torture/compile/pr44687.c b/gcc/testsuite/gcc.c-torture/compile/pr44687.c
new file mode 100644 (file)
index 0000000..f59c2ef
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr44687.c
@@ -0,0 +1,32 @@
+typedef int int32_t;                                                                                                                                                   
+typedef unsigned char uint8_t;                                                                                                                                         
+struct S0                                                                                                                                                              
+{                                                                                                                                                                      
+  uint8_t f0;                                                                                                                                                          
+};                                                                                                                                                                     
+struct S0 *g_18[7][5][1][1] = {                                                                                                                                        
+};                                                                                                                                                                     
+                                                                                                                                                                       
+struct S0 **g_17 = &g_18[0][3][0][0];                                                                                                                                  
+int32_t g_86;                                                                                                                                                          
+struct S0 func_72 (uint8_t p_73, struct S0 p_74);                                                                                                                      
+                                                                                                                                                                       
+void int326 (struct S0 **p_67, int32_t p_68, int32_t * *const p_69,                                                                                                    
+        struct S0 *p_70)                                                                                                                                               
+{                                                                                                                                                                      
+  struct S0 l_95 = {                                                                                                                                                   
+    -1L                                                                                                                                                                
+  };                                                                                                                                                                   
+  func_72 (1L, func_72 (0, l_95));                                                                                                                                     
+}                                                                                                                                                                      
+                                                                                                                                                                       
+struct S0                                                                                                                                                              
+func_72 (uint8_t p_73, struct S0 p_74)                                                                                                                                 
+{                                                                                                                                                                      
+  int32_t *l_85 = &g_86;                                                                                                                                               
+  if (*l_85)                                                                                                                                                           
+  lbl_94:*l_85 ^= 0;                                                                                                                                                   
+  if (g_86)                                                                                                                                                            
+    goto lbl_94;                                                                                                                                                       
+  return **g_17;                                                                                                                                                       
+}