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| author | Richard Guenther <rguenther@suse.de> | 2012-04-05 09:43:48 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2012-04-05 09:43:48 +0000 |
| commit | b5b3ec3e6ebe5b7a07654d94f53f97b0a8cca050 (patch) | |
| tree | 6258ff245914afce423859c9d6e66227cf605076 /gcc/tree-ssa-pre.c | |
| parent | 4e48b6f14dd57f48d042ebc3a47529963da69fdf (diff) | |
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gimple-iterator.c (gsi_remove): Return whether EH edges need to be cleanup.
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.
From-SVN: r186159
Diffstat (limited to 'gcc/tree-ssa-pre.c')
| -rw-r--r-- | gcc/tree-ssa-pre.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index 6a2ce64..5e6f570 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -4629,11 +4629,8 @@ eliminate (void) basic_block bb = gimple_bb (stmt); gsi = gsi_for_stmt (stmt); unlink_stmt_vdef (stmt); - gsi_remove (&gsi, true); - /* ??? gsi_remove doesn't tell us whether the stmt was - in EH tables and thus whether we need to purge EH edges. - Simply schedule the block for a cleanup. */ - bitmap_set_bit (need_eh_cleanup, bb->index); + if (gsi_remove (&gsi, true)) + bitmap_set_bit (need_eh_cleanup, bb->index); if (TREE_CODE (lhs) == SSA_NAME) bitmap_clear_bit (inserted_exprs, SSA_NAME_VERSION (lhs)); release_defs (stmt); |