[Bug tree-optimization/88650] New: [9 Regression] ICE in set_even_probabilities at gcc/predict.c:885 since r267485
marxin at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Jan 2 07:45:00 GMT 2019
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88650
Bug ID: 88650
Summary: [9 Regression] ICE in set_even_probabilities at
gcc/predict.c:885 since r267485
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
Target Milestone: ---
Caused by my commit:
$ gcc
/home/marxin/Programming/gcc/gcc/testsuite/gfortran.dg/transfer_simplify_1.f90
-fno-tree-fre -fno-tree-ccp -Og
during GIMPLE pass: profile_estimate
/home/marxin/Programming/gcc/gcc/testsuite/gfortran.dg/transfer_simplify_1.f90:15:0:
15 | call pr31427 ()
|
internal compiler error: Floating point exception
0xb3bd2f crash_signal
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-x86_64/build/gcc/toplev.c:326
0x7ffff6bc310f ???
/usr/src/debug/glibc-2.27-6.1.x86_64/signal/../sysdeps/unix/sysv/linux/x86_64/sigaction.c:0
0x96966a safe_scale_64bit(unsigned long, unsigned long, unsigned long, unsigned
long*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-x86_64/build/gcc/profile-count.h:81
0x96966a profile_probability::apply_scale(long, long) const
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-x86_64/build/gcc/profile-count.h:497
0x96966a profile_probability::apply_scale(long, long) const
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-x86_64/build/gcc/profile-count.h:489
0xa955d4 set_even_probabilities
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-x86_64/build/gcc/predict.c:885
0xa99f30 combine_predictions_for_bb
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-x86_64/build/gcc/predict.c:1237
0xa9a2e9 tree_estimate_probability(bool)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-x86_64/build/gcc/predict.c:3091
0xa9a677 execute
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-x86_64/build/gcc/predict.c:4028
0xa9a677 execute
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-x86_64/build/gcc/predict.c:4011
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