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authorRichard Guenther <rguenther@suse.de>2009-11-26 13:09:02 +0000
committerRichard Biener <rguenth@gcc.gnu.org>2009-11-26 13:09:02 +0000
commitd9b99b4ceb2c9858bd702ad902eafc3f9b9a7714 (patch)
tree1291e6e8ee3f79f117334170c894352e7edd3027 /gcc
parent0d8f38d33736f6cc7fbd8322e1ec8b67184ce454 (diff)
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tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
2009-11-26 Richard Guenther <rguenther@suse.de> * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap. From-SVN: r154672
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog4
-rw-r--r--gcc/tree-ssa-dce.c1
2 files changed, 5 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f493283..dd62dd9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2009-11-26 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
+
2009-11-26 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
diff --git a/gcc/tree-ssa-dce.c b/gcc/tree-ssa-dce.c
index 8669cdf..0ddda76 100644
--- a/gcc/tree-ssa-dce.c
+++ b/gcc/tree-ssa-dce.c
@@ -1377,6 +1377,7 @@ perform_tree_ssa_dce (bool aggressive)
longest_chain = 0;
total_chain = 0;
chain_ovfl = false;
+ visited = BITMAP_ALLOC (NULL);
propagate_necessity (el);
BITMAP_FREE (visited);