This is a trivial patch to deal with bad profile data (from multi-threaded programs) that leads to divide by zero error.
Ok for trunk? Thanks, David 2011-04-15 Xinliang David Li <davi...@google.com> * ipa-inline.c (cgraph_decide_recursive_inlining): Fix div by zero error with insane profile.
Index: ipa-inline.c =================================================================== --- ipa-inline.c (revision 172510) +++ ipa-inline.c (working copy) @@ -779,7 +779,7 @@ cgraph_decide_recursive_inlining (struct fprintf (dump_file, " Not inlining cold call\n"); continue; } - if (curr->count * 100 / node->count < probability) + if (node->count == 0 || curr->count * 100 / node->count < probability) { if (dump_file) fprintf (dump_file,