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[PATCH] Avoid fix_loop_structure being called twice from tracer
- From: Richard Biener <rguenther at suse dot de>
- To: gcc-patches at gcc dot gnu dot org
- Date: Wed, 6 Feb 2013 14:13:40 +0100 (CET)
- Subject: [PATCH] Avoid fix_loop_structure being called twice from tracer
Bootstrapped and tested on x86_64-unknown-linux-gnu, applied.
Richard.
2013-02-06 Richard Biener <rguenther@suse.de>
* tracer.c (tracer): Mark loops with LOOPS_NEED_FIXUP
instead of calling fix_loop_structure.
Index: gcc/tracer.c
===================================================================
--- gcc/tracer.c (revision 195784)
+++ gcc/tracer.c (working copy)
@@ -380,9 +380,9 @@ tracer (void)
if (changed)
{
free_dominance_info (CDI_DOMINATORS);
- calculate_dominance_info (CDI_DOMINATORS);
+ /* If we changed the CFG schedule loops for fixup by cleanup_cfg. */
if (current_loops)
- fix_loop_structure (NULL);
+ loops_state_set (LOOPS_NEED_FIXUP);
}
if (dump_file)