diff options
| -rw-r--r-- | gcc/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/tree-ssa-dom.c | 3 |
2 files changed, 5 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d65dd24..e5e19cc 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -5,6 +5,9 @@ (unchecked_make_edge, remove_edge, redirect_edge_succ, redirect_edge_pred): Use the new functions. + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call + free_dominance_info only when needed. + 2005-03-02 David Edelsohn <edelsohn@gnu.org> PR target/20276 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); |