From: sje Date: Thu, 26 Jul 2007 17:11:24 +0000 (+0000) Subject: PR tree-optimization/32087 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=be429d54aa868e7f0ae64bf9efe09da13d1c66d3;p=thirdparty%2Fgcc.git PR tree-optimization/32087 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Do not call scale_bbs_frequencies_int with prob of zero. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@126959 138bc75d-0d04-0410-961f-82ee72b054a4 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 017187c3b187..7a82b3a8d518 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2007-07-26 Steve Ellcey + + PR tree-optimization/32087 + * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): + Do not call scale_bbs_frequencies_int with prob of zero. + 2007-07-26 Julian Brown * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds) diff --git a/gcc/tree-ssa-loop-manip.c b/gcc/tree-ssa-loop-manip.c index 4618ee490625..6faac9be3bb1 100644 --- a/gcc/tree-ssa-loop-manip.c +++ b/gcc/tree-ssa-loop-manip.c @@ -1035,8 +1035,9 @@ tree_transform_and_unroll_loop (struct loop *loop, unsigned factor, new_nonexit->count = exit_bb->count - new_exit->count; if (new_nonexit->count < 0) new_nonexit->count = 0; - scale_bbs_frequencies_int (&loop->latch, 1, new_nonexit->probability, - prob); + if (prob > 0) + scale_bbs_frequencies_int (&loop->latch, 1, new_nonexit->probability, + prob); /* Finally create the new counter for number of iterations and add the new exit instruction. */