From b5b3ec3e6ebe5b7a07654d94f53f97b0a8cca050 Mon Sep 17 00:00:00 2001 From: Richard Guenther Date: Thu, 5 Apr 2012 09:43:48 +0000 Subject: gimple-iterator.c (gsi_remove): Return whether EH edges need to be cleanup. 2012-04-05 Richard Guenther * 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 --- gcc/tree-ssa-pre.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) (limited to 'gcc/tree-ssa-pre.c') 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); -- cgit v1.1