http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56005
Bug #: 56005 Summary: [4.8 Regression] FAIL: gcc.target/i386/pr45352.c (internal compiler error) Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target AssignedTo: unassig...@gcc.gnu.org ReportedBy: domi...@lps.ens.fr CC: hjl.to...@gmail.com, vmaka...@gcc.gnu.org Target: x86_64-*-* i686-*-* The test gcc.target/i386/pr45352.c has started to fail (see http://gcc.gnu.org/ml/gcc-regression/2013-01/msg00148.html) between revisions 195208 (OK) and 195212 (ICE /opt/gcc/work/gcc/testsuite/gcc.target/i386/pr45352.c: In function 'foo': /opt/gcc/work/gcc/testsuite/gcc.target/i386/pr45352.c:25:1: internal compiler error: in add_insn_mem_dependence, at sched-deps.c:1717 } The options -O3 -march=amdfam10 -fselective-scheduling2 are enough to trigger the ICE. It is likely due to revision 195211 Author: vmakarov Date: Tue Jan 15 16:47:36 2013 UTC (22 hours, 42 minutes ago) Changed paths: 4 Log Message: 2013-01-15 Vladimir Makarov <vmaka...@redhat.com> PR rtl-optimization/pr55153 * sched-deps.c (sched_analyze_2): Add pending reads for prefetch. 2013-01-15 Vladimir Makarov <vmaka...@redhat.com> PR rtl-optimization/pr55153 * gcc.dg/pr55153.c: New.