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| author | Tom de Vries <tom@codesourcery.com> | 2015-04-22 09:03:01 +0000 |
|---|---|---|
| committer | Tom de Vries <vries@gcc.gnu.org> | 2015-04-22 09:03:01 +0000 |
| commit | 5cf3629251b7551a6082c1dca59675f042f986f4 (patch) | |
| tree | 1665f0ecf25caa8207c2dd40ffc97c380262cd32 /gcc | |
| parent | 2aa84d43ba19ff173cbf2f63ebd2c398d6fb6c6f (diff) | |
| download | gcc-5cf3629251b7551a6082c1dca59675f042f986f4.zip gcc-5cf3629251b7551a6082c1dca59675f042f986f4.tar.gz gcc-5cf3629251b7551a6082c1dca59675f042f986f4.tar.bz2 | |
Fix va_arg ap_copy nop detection
2015-04-22 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/65823
* gimplify.c (gimplify_modify_expr): Use operand_equal_p to test for
equality between ap_copy and ap.
From-SVN: r222318
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/gimplify.c | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2e70a87..59eb8f8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2015-04-22 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/65823 + * gimplify.c (gimplify_modify_expr): Use operand_equal_p to test for + equality between ap_copy and ap. + 2015-04-22 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> PR target/47098 diff --git a/gcc/gimplify.c b/gcc/gimplify.c index 0a8ef84..c68bd47 100644 --- a/gcc/gimplify.c +++ b/gcc/gimplify.c @@ -4792,7 +4792,7 @@ gimplify_modify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p, if (ap != NULL_TREE && TREE_CODE (ap) == ADDR_EXPR && TREE_CODE (ap_copy) == ADDR_EXPR - && TREE_OPERAND (ap, 0) != TREE_OPERAND (ap_copy, 0)) + && !operand_equal_p (TREE_OPERAND (ap, 0), TREE_OPERAND (ap_copy, 0), 0)) gimplify_assign (TREE_OPERAND (ap, 0), TREE_OPERAND (ap_copy, 0), pre_p); if (want_value) |