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author | Richard Guenther <rguenther@suse.de> | 2010-08-25 12:53:30 +0000 |
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committer | Richard Guenther <rguenther@suse.de> | 2010-08-25 12:53:30 +0000 |
commit | b80a769a08dc2077e0bdaff076817821ba1f3a69 (patch) | |
tree | da1565336f65c5b40e2c7bf1103066ef5de9eb74 /gcc/tree-ssa-pre.c | |
parent | 3e21c914b5d8d27f8845f2791b3a73bc11615404 (diff) |
2010-08-25 Richard Guenther <rguenther@suse.de>
PR tree-optimization/45316
* tree-ssa-pre.c (eliminate): Properly clean EH info.
* g++.dg/opt/pr45316.C: New testcase.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@163543 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-pre.c')
-rw-r--r-- | gcc/tree-ssa-pre.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index 6d481231a87..fd3da9e9a20 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -4498,9 +4498,12 @@ eliminate (void) if (TREE_CODE (lhs) != SSA_NAME || has_zero_uses (lhs)) { + basic_block bb = gimple_bb (stmt); gsi = gsi_for_stmt (stmt); unlink_stmt_vdef (stmt); gsi_remove (&gsi, true); + if (gimple_purge_dead_eh_edges (bb)) + todo |= TODO_cleanup_cfg; if (TREE_CODE (lhs) == SSA_NAME) bitmap_clear_bit (inserted_exprs, SSA_NAME_VERSION (lhs)); release_defs (stmt); |