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| author | ebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-05-07 12:48:46 +0000 |
|---|---|---|
| committer | ebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-05-07 12:48:46 +0000 |
| commit | 66d3a87b51bc320e59db2c0256338e004ce3d519 (patch) | |
| tree | 25dbb91b2ce6c2e36cfeec7d9ab684466ee23095 | |
| parent | 9a17dd7d277e1e4bed9ebd9a5051c07765954401 (diff) | |
| download | ppe42-gcc-66d3a87b51bc320e59db2c0256338e004ce3d519.tar.gz ppe42-gcc-66d3a87b51bc320e59db2c0256338e004ce3d519.zip | |
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Do not free dominance
info after purging EH edges.
(eliminate_degenerate_phis): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@124499 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 2 | ||||
| -rw-r--r-- | gcc/tree-ssa-dom.c | 6 |
2 files changed, 3 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b4284addced..ee9e51a10f6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,7 +1,7 @@ 2007-05-07 Eric Botcazou <ebotcazou@adacore.com> * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered. - Free dominance info before purging EH edges as well as after. + Free dominance info before purging EH edges. (eliminate_degenerate_phis): Likewise. (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1. diff --git a/gcc/tree-ssa-dom.c b/gcc/tree-ssa-dom.c index d76c2a34f8a..7a146157f99 100644 --- a/gcc/tree-ssa-dom.c +++ b/gcc/tree-ssa-dom.c @@ -328,8 +328,7 @@ tree_ssa_dominator_optimize (void) such edges from the CFG as needed. */ if (!bitmap_empty_p (need_eh_cleanup)) { - if (tree_purge_all_dead_eh_edges (need_eh_cleanup)) - free_dominance_info (CDI_DOMINATORS); + tree_purge_all_dead_eh_edges (need_eh_cleanup); bitmap_zero (need_eh_cleanup); } @@ -2533,8 +2532,7 @@ eliminate_degenerate_phis (void) such edges from the CFG as needed. */ if (!bitmap_empty_p (need_eh_cleanup)) { - if (tree_purge_all_dead_eh_edges (need_eh_cleanup)) - free_dominance_info (CDI_DOMINATORS); + tree_purge_all_dead_eh_edges (need_eh_cleanup); BITMAP_FREE (need_eh_cleanup); } |
