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| author | Kazu Hirata <kazu@cs.umass.edu> | 2005-03-02 19:12:55 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2005-03-02 19:12:55 +0000 |
| commit | 13396b14c0ef1eceba7f6e40b947d99b6cdbe387 (patch) | |
| tree | 9a2c0b0d53466e0099e7eeebd71253f810eafb3c /gcc/tree-ssa-dom.c | |
| parent | adf4a335e37437dd870ed1fd9952d4014bd318af (diff) | |
| download | gcc-13396b14c0ef1eceba7f6e40b947d99b6cdbe387.zip gcc-13396b14c0ef1eceba7f6e40b947d99b6cdbe387.tar.gz gcc-13396b14c0ef1eceba7f6e40b947d99b6cdbe387.tar.bz2 | |
tree-ssa-dom.c (tree_ssa_dominator_optimize): Call free_dominance_info only when needed.
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
free_dominance_info only when needed.
From-SVN: r95791
Diffstat (limited to 'gcc/tree-ssa-dom.c')
| -rw-r--r-- | gcc/tree-ssa-dom.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/tree-ssa-dom.c b/gcc/tree-ssa-dom.c index 5216c3b..242de47 100644 --- a/gcc/tree-ssa-dom.c +++ b/gcc/tree-ssa-dom.c @@ -444,7 +444,8 @@ tree_ssa_dominator_optimize (void) bitmap_zero (need_eh_cleanup); } - free_dominance_info (CDI_DOMINATORS); + if (cfg_altered) + free_dominance_info (CDI_DOMINATORS); cfg_altered |= cleanup_tree_cfg (); calculate_dominance_info (CDI_DOMINATORS); |