http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58862
--- Comment #19 from Teresa Johnson <tejohnson at google dot com> --- On Mon, Nov 4, 2013 at 11:11 AM, tejohnson at google dot com <gcc-bugzi...@gcc.gnu.org> wrote: > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58862 > > --- Comment #18 from Teresa Johnson <tejohnson at google dot com> --- > Just hit this same error with cpu2006 bzip2. The .i and .gcda are attached. > Reproduce with: > > gcc -c -fprofile-use -O2 blocksort.i > > blocksort.c:1136:1: internal compiler error: in edge_badness, at > ipa-inline.c:1011 > } > ^ > 0xe13caa edge_badness > /usr/local/google/home/tejohnson/gcc_trunk_1/gcc/ipa-inline.c:1011 > 0xe16935 update_edge_key > /usr/local/google/home/tejohnson/gcc_trunk_1/gcc/ipa-inline.c:1024 > 0xe16935 inline_small_functions > /usr/local/google/home/tejohnson/gcc_trunk_1/gcc/ipa-inline.c:1610 > 0xe16935 ipa_inline > /usr/local/google/home/tejohnson/gcc_trunk_1/gcc/ipa-inline.c:2015 > 0xe16935 execute > /usr/local/google/home/tejohnson/gcc_trunk_1/gcc/ipa-inline.c:2385 > Please submit a full bug report, > > > Teresa Since this was blocking my SPEC testing I took a look. The issue is that the new edge_count variable is declared as an int and is overflowing. It should be gcov_type. Here is the patch that fixed the bzip2 failure. I will run regression and lto bootstrap testing on it: 2013-11-12 Teresa Johnson <tejohn...@google.com> PR ipa/58862 * ipa-inline.c (edge_badness): Fix overflow. Index: ipa-inline.c =================================================================== --- ipa-inline.c (revision 204703) +++ ipa-inline.c (working copy) @@ -909,7 +909,7 @@ edge_badness (struct cgraph_edge *edge, bool dump) /* Capping edge->count to max_count. edge->count can be larger than max_count if an inline adds new edges which increase max_count after max_count is computed. */ - int edge_count = edge->count > max_count ? max_count : edge->count; + gcov_type edge_count = edge->count > max_count ? max_count : edge->count; sreal_init (&relbenefit_real, relbenefit, 0); sreal_init (&growth_real, growth, 0); Teresa > > -- > You are receiving this mail because: > You are on the CC list for the bug.
