https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97953
Bug ID: 97953
Summary: ICE (segfault) during GIMPLE pass: loopdone compiling
libgcc/config/libbid/bid128_fma.c:190:1
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: chris2553 at googlemail dot com
Target Milestone: ---
Building 11-20201122 (with gcc-10-20201121 or gcc-10-20201114) results in an
ICE as follows:
/home/chris/rpm/BUILD/gcc-obj-x86_64-pc-linux-gnu/./gcc/xgcc
-B/home/chris/rpm/BUILD/gcc-obj-x86_64-pc-linux-gnu/./gcc/
-B/usr/x86_64-pc-linux-gnu/bin/ -B/usr/x86_64-pc-linux-gnu/lib/ -isystem
/usr/x86_64-pc-linux-gnu/include -isystem /usr/x86_64-pc-linux-gnu/sys-include
-fno-checking -g -O2 -O2 -g -O2 -DIN_GCC -W -Wall -Wno-narrowing
-Wwrite-strings -Wcast-qual -Wno-error=format-diag -Wstrict-prototypes
-Wmissing-prototypes -Wno-error=format-diag -Wold-style-definition -isystem
./include -fpic -mlong-double-80 -DUSE_ELF_SYMVER -fcf-protection -mshstk -g
-DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -fpic -mlong-double-80
-DUSE_ELF_SYMVER -fcf-protection -mshstk -I. -I. -I../.././gcc
-I../../../gcc-11-20201122/libgcc -I../../../gcc-11-20201122/libgcc/.
-I../../../gcc-11-20201122/libgcc/../gcc
-I../../../gcc-11-20201122/libgcc/../include
-I../../../gcc-11-20201122/libgcc/config/libbid -DENABLE_DECIMAL_BID_FORMAT
-DHAVE_CC_TLS -DUSE_TLS -o bid128_fma.o -MT bid128_fma.o -MD -MP -MF
bid128_fma.dep -c ../../../gcc-11-20201122/libgcc/config/libbid/bid128_fma.c
during GIMPLE pass: loopdone
../../../gcc-11-20201122/libgcc/config/libbid/bid128_fma.c: In function
'nr_digits256':
../../../gcc-11-20201122/libgcc/config/libbid/bid128_fma.c:190:1: internal
compiler error: Segmentation fault
190 | nr_digits256 (UINT256 R256) {
| ^~~~~~~~~~~~
A log of the full build (using rpmbuild) and the preprocessed source are
attached.
