diff options
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-08-25 12:53:30 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-08-25 12:53:30 +0000 |
| commit | 3d0669bc4c7809951a75d70eadcbfa5d8e3e45db (patch) | |
| tree | da1565336f65c5b40e2c7bf1103066ef5de9eb74 /gcc/tree-ssa-pre.c | |
| parent | 4c80086d7207494cfc1ba26521c83045c3a8b75e (diff) | |
| download | gcc-3d0669bc4c7809951a75d70eadcbfa5d8e3e45db.tar.gz | |
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: svn+ssh://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); |