From 561e8a90fdfe45ef935dbb16c6cf0389f2e7fef1 Mon Sep 17 00:00:00 2001 From: Zdenek Dvorak Date: Thu, 24 May 2007 16:02:12 +0200 Subject: re PR middle-end/32018 (ICE on optimization) PR middle-end/32018 * tree-ssa-threadupdate.c (thread_through_loop_header): Use set_loop_copy. (thread_through_all_blocks): Call initialize_original_copy_tables and free_original_copy_tables. * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge): Use set_loop_copy. * tree-cfg.c (tree_duplicate_sese_region): Ditto. * cfghooks.c (duplicate_block): Use get_loop_copy. * cfg.c: Include cfgloop.h. (loop_copy): New hash table. (initialize_original_copy_tables): Initialize loop_copy table. (free_original_copy_tables): Free loop_copy table. (copy_original_table_clear, copy_original_table_set, set_loop_copy, get_loop_copy): New functions. (set_bb_original, set_bb_copy): Use copy_original_table_set. * cfgloop.h (struct loop): Remove copy field. * Makefile.in (cfg.o): Add CFGLOOP_H dependency. * basic-block.h (set_loop_copy, get_loop_copy): Declare. From-SVN: r125024 --- gcc/cfghooks.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'gcc/cfghooks.c') diff --git a/gcc/cfghooks.c b/gcc/cfghooks.c index 7f544c3..51405bb 100644 --- a/gcc/cfghooks.c +++ b/gcc/cfghooks.c @@ -928,9 +928,8 @@ duplicate_block (basic_block bb, edge e, basic_block after) if (current_loops != NULL) { struct loop *cloop = bb->loop_father; - if (cloop->copy) - cloop = cloop->copy; - add_bb_to_loop (new_bb, cloop); + struct loop *copy = get_loop_copy (cloop); + add_bb_to_loop (new_bb, copy ? copy : cloop); } return new_bb; -- cgit v1.1