re PR tree-optimization/50723 (internal compiler error: verify_ssa failed)

2011-10-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/50723
	* ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.

	* gcc.dg/torture/pr50723.c: New testcase.

From-SVN: r179967

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5c82e9b837d4301b0b354feed3c57c1da0062d83..d9cfc339c2b39291aec46ed3b8c47e417393d0cc 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-10-14  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/50723
+       * ipa-split.c (split_function): Use GSI_CONTINUE_LINKING.
+
 2011-10-14  Nicola Pero  <nicola.pero@meta-innovation.com>
 
        * gengtype.c (files_rules): Added rules for objc/objc-map.h and

diff --git a/gcc/ipa-split.c b/gcc/ipa-split.c
index 75cc619c042c9d5539529b0690118fa00aeab911..7e0769fb592ed4db6402e65fd21f698294ba61a3 100644 (file)
--- a/gcc/ipa-split.c
+++ b/gcc/ipa-split.c
@@ -1134,7 +1134,7 @@ split_function (struct split_point *split_point)
     if (!is_gimple_val (arg))
       {
        arg = force_gimple_operand_gsi (&gsi, arg, true, NULL_TREE,
-                                       false, GSI_NEW_STMT);
+                                       false, GSI_CONTINUE_LINKING);
        VEC_replace (tree, args_to_pass, i, arg);
       }
   call = gimple_build_call_vec (node->decl, args_to_pass);

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 28d8308460d940ea644aa89cd0290529cee8e34e..d168fe116d946876e27e64e9967c7cec34f104f4 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-10-14  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/50723
+       * gcc.dg/torture/pr50723.c: New testcase.
+
 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
 
        PR c++/17212

diff --git a/gcc/testsuite/gcc.dg/torture/pr50723.c b/gcc/testsuite/gcc.dg/torture/pr50723.c
new file mode 100644 (file)
index 0000000..24e490f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr50723.c
@@ -0,0 +1,26 @@
+/* { dg-do compile } */
+
+typedef short unsigned int wchar_t;
+typedef unsigned int size_t;
+int* _errno(void);
+int WideCharToMultiByte (wchar_t *);
+int __attribute__ ((__nonnull__ (1)))
+__wcrtomb_cp (char *dst, wchar_t wc, const unsigned int cp,
+             const unsigned int mb_max)
+{
+  if (cp == 0)     {
+      if (wc > 255) 
+       (*_errno()) = 42;
+      return 1;
+  }
+  else 
+    return WideCharToMultiByte (&wc);
+}
+void wcsrtombs (char *dst, const wchar_t *pwc, unsigned int cp,
+               unsigned int mb_max)
+{
+  if ((__wcrtomb_cp (dst, *pwc, cp, mb_max)) <= 0)
+    return;
+  if ((__wcrtomb_cp (dst, *pwc, cp, mb_max)) <= 0)
+    return;
+}