2010-04-02 Richard Guenther <rguenther@suse.de>

	PR tree-optimization/43629
	* tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
	if we have seen a constant value.

	* gcc.c-torture/execute/pr43629.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157944 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a1e3c97..9ba9e7a 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2010-04-02  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/43629
+       * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
+       if we have seen a constant value.
+
 2010-04-02  Joseph Myers  <joseph@codesourcery.com>
 
        * read-rtl.c (read_rtx_1): Give an error for EOF while looking for

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 16b901b..54ec007 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2010-04-02  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/43629
+       * gcc.c-torture/execute/pr43629.c: New testcase.
+
 2010-04-01  Janne Blomqvist  <jb@gcc.gnu.org>
             Dominique d'Humieres  <dominiq@lps.ens.fr>