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| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-04-05 09:43:48 +0000 |
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| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-04-05 09:43:48 +0000 |
| commit | 13ff78a491d6e5166f838c74bd377ad4d2ed81b6 (patch) | |
| tree | 6258ff245914afce423859c9d6e66227cf605076 /gcc/tree-ssa-forwprop.c | |
| parent | f5149f4c7812d65b5e5f1126d01cafe8ebef9d2b (diff) | |
| download | gcc-13ff78a491d6e5166f838c74bd377ad4d2ed81b6.tar.gz | |
2012-04-05 Richard Guenther <rguenther@suse.de>
* gimple-iterator.c (gsi_remove): Return whether EH edges need to be
cleanup.
* gimple.h (gsi_remove): Adjust.
* tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
* tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
* tree-ssa-dse.c (dse_optimize_stmt): Likewise.
* tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
* tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
* tree-ssa-pre.c (eliminate): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@186159 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-forwprop.c')
| -rw-r--r-- | gcc/tree-ssa-forwprop.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/tree-ssa-forwprop.c b/gcc/tree-ssa-forwprop.c index 2b16222bbd5..c99af1a8c43 100644 --- a/gcc/tree-ssa-forwprop.c +++ b/gcc/tree-ssa-forwprop.c @@ -325,9 +325,9 @@ remove_prop_source_from_use (tree name) bb = gimple_bb (stmt); gsi = gsi_for_stmt (stmt); unlink_stmt_vdef (stmt); - gsi_remove (&gsi, true); + if (gsi_remove (&gsi, true)) + cfg_changed |= gimple_purge_dead_eh_edges (bb); release_defs (stmt); - cfg_changed |= gimple_purge_dead_eh_edges (bb); name = is_gimple_assign (stmt) ? gimple_assign_rhs1 (stmt) : NULL_TREE; } while (name && TREE_CODE (name) == SSA_NAME); |