https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112777
Bug ID: 112777
Summary: [14 Regression] profiled bootstrap fails on
powerpc-linux-gnu, undefined references to
__atomic_fetch_add_8
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: doko at gcc dot gnu.org
Target Milestone: ---
trunk 20231130 fails to build on powerpc-linux-gnu in stageprofile. Not seen on
powerpc64-linux-gnu and powerpc64el-linux-gnu
make profiledbootstrap-lean
[...]
configure:3088: checking whether the C compiler works
configure:3110: /home/doko/gcc-snapshot-20231130/build/./prev-gcc/xgcc
-B/home/doko/gcc-snapshot-20231130/build/./prev-gcc/
-B/usr/lib/gcc-snapshot/powerpc-linux-gnu/bin/
-B/usr/lib/gcc-snapshot/powerpc-linux-gnu/bin/
-B/usr/lib/gcc-snapshot/powerpc-linux-gnu/lib/ -isystem
/usr/lib/gcc-snapshot/powerpc-linux-gnu/include -isystem
/usr/lib/gcc-snapshot/powerpc-linux-gnu/sys-include -fno-checking -g -O2
-fno-checking -gtoggle -fprofile-generate -static-libstdc++ -static-libgcc
-Wl,-z,relro conftest.c >&5
/usr/bin/powerpc-linux-gnu-ld:
/home/doko/gcc-snapshot-20231130/build/./prev-gcc/libgcov.a(_gcov_indirect_call_profiler_v4.o):
in function `gcov_counter_add':
/home/doko/gcc-snapshot-20231130/build/powerpc-linux-gnu/libgcc/../../../src/libgcc/libgcov.h:423:(.text+0x4bc):
undefined reference to `__atomic_fetch_add_8'
/usr/bin/powerpc-linux-gnu-ld:
/home/doko/gcc-snapshot-20231130/build/powerpc-linux-gnu/libgcc/../../../src/libgcc/libgcov.h:423:(.text+0x740):
undefined reference to `__atomic_fetch_add_8'
/usr/bin/powerpc-linux-gnu-ld:
/home/doko/gcc-snapshot-20231130/build/powerpc-linux-gnu/libgcc/../../../src/libgcc/libgcov.h:423:(.text+0x798):
undefined reference to `__atomic_fetch_add_8'
collect2: error: ld returned 1 exit status
configure:3114: $? = 1
