diff options
author | Richard Guenther <rguenther@suse.de> | 2005-07-25 14:01:02 +0000 |
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committer | Richard Guenther <rguenther@suse.de> | 2005-07-25 14:01:02 +0000 |
commit | 415c18353a2f244778b9edec2c5ba97addfe6445 (patch) | |
tree | 8abddc3e21ff52977a1396773b8d854e87fe17ce /gcc/tree-dfa.c | |
parent | 6979dbd5182ea1d22d194acbd027717460f39fdf (diff) |
2005-07-25 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (mark_new_vars_to_rename): Protect against
calling with a PHI_NODE argument.
* tree-flow-inline.h (overlap_subvar): Protect against
possible overflow.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@102358 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-dfa.c')
-rw-r--r-- | gcc/tree-dfa.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/tree-dfa.c b/gcc/tree-dfa.c index b9fecfbb890..beb83fbe829 100644 --- a/gcc/tree-dfa.c +++ b/gcc/tree-dfa.c @@ -708,6 +708,9 @@ mark_new_vars_to_rename (tree stmt) int v_may_defs_before, v_may_defs_after; int v_must_defs_before, v_must_defs_after; + if (TREE_CODE (stmt) == PHI_NODE) + return; + vars_in_vops_to_rename = BITMAP_ALLOC (NULL); /* Before re-scanning the statement for operands, mark the existing |