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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); |