http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46642
Summary: ICE: in reset_sched_cycles_in_current_ebb, at
sel-sched.c:7095 with -fsel-sched-pipelining
-fselective-scheduling2
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: zso...@seznam.cz
Target: x86_64-pc-linux-gnu
Following two testcases are simpler than PR46521 and PR46522, and they need
only basic flags to reproduce:
-O -fschedule-insns2 -fsel-sched-pipelining -fselective-scheduling2
Compiler output:
$ gcc -O -fschedule-insns2 -fsel-sched-pipelining -fselective-scheduling2
testcase.c
testcase.c: In function 'foo':
testcase.c:21:1: internal compiler error: in reset_sched_cycles_in_current_ebb,
at sel-sched.c:7095
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Tested revisions:
r167054 - crash
4.5 r166509 - crash
4.4 r166509 - crash
