https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81249
Bug ID: 81249
Summary: [8 Regression] LTO/PGO bootstrap: ICE: in
compare_values_warnv, at tree-vrp.c:1029
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: trippels at gcc dot gnu.org
Target Milestone: ---
During stagetrain in LTO/PGO bootstrap I get:
during GIMPLE pass: vrp
../../gcc/gcc/genattrtab.c: In function ‘main’:
../../gcc/gcc/genattrtab.c:5133:1: internal compiler error: in
compare_values_warnv, at tree-vrp.c:1029
% ../gcc/configure --disable-libstdcxx-pch --disable-libvtv --disable-libitm
--disable-libcilkrts --disable-libssp --disable-libgomp --disable-werror
--disable-multilib --enable-languages=c,c++,fortran --enable-checking=release
--with-build-config="bootstrap-O3 bootstrap-lto"
% make -j16 BOOT_CFLAGS="-Wno-error=coverage-mismatch -march=native -O3 -pipe"
STAGE1_CFLAGS="-Wno-error=coverage-mismatch -march=native -O3 -pipe"
CFLAGS_FOR_TARGET="-Wno-error=coverage-mismatch -march=native -O3 -pipe"
CXXFLAGS_FOR_TARGET="-Wno-error=coverage-mismatch -march=native -O3 -pipe"
profiledbootstrap
