https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97911
Tamar Christina <tnfchris at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |tnfchris at gcc dot gnu.org
Host|powerpc64le-linux-gnu |powerpc64le-linux-gnu,
| |aarch64-none-linux-gnu
Target|powerpc64le-linux-gnu |powerpc64le-linux-gnu,
| |aarch64-none-linux-gnu
Build|powerpc64le-linux-gnu |powerpc64le-linux-gnu,
| |aarch64-none-linux-gnu
--- Comment #1 from Tamar Christina <tnfchris at gcc dot gnu.org> ---
I get an equally weird error during make-install for aarch64-none-linux-gnu:
../libbacktrace/.libs/libbacktrace.a(mmap.o): In function `backtrace_free':
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/mmap.c:229:
undefined reference to `__aarch64_swp4_acq'
../libbacktrace/.libs/libbacktrace.a(mmap.o): In function
`backtrace_alloc':
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/mmap.c:135:
undefined reference to `__aarch64_swp4_acq'
../libbacktrace/.libs/libbacktrace.a(elf.o): In function
`elf_add_syminfo_data':
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/elf.c:746:
undefined reference to `__aarch64_cas8_acq_rel'
../libbacktrace/.libs/libbacktrace.a(elf.o): In function
`backtrace_initialize':
../.././gcc/lto/Make-lang.in:100: recipe for target 'lto-dump' failed
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/elf.c:4906:
undefined reference to `__aarch64_cas8_acq_rel'
../libbacktrace/.libs/libbacktrace.a(dwarf.o): In function
`backtrace_dwarf_add':
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/dwarf.c:4045:
undefined reference to `__aarch64_cas8_acq_rel'
collect2: error: ld returned 1 exit status
make[2]: *** [lto-dump] Error 1
../libbacktrace/.libs/libbacktrace.a(mmap.o): In function `backtrace_free':
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/mmap.c:229:
undefined reference to `__aarch64_swp4_acq'
../libbacktrace/.libs/libbacktrace.a(mmap.o): In function
`backtrace_alloc':
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/mmap.c:135:
undefined reference to `__aarch64_swp4_acq'
../libbacktrace/.libs/libbacktrace.a(elf.o): In function
`elf_add_syminfo_data':
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/elf.c:746:
undefined reference to `__aarch64_cas8_acq_rel'
../libbacktrace/.libs/libbacktrace.a(elf.o): In function
`backtrace_initialize':
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/elf.c:4906:
undefined reference to `__aarch64_cas8_acq_rel'
../.././gcc/cp/Make-lang.in:121: recipe for target 'cc1plus' failed
../libbacktrace/.libs/libbacktrace.a(dwarf.o): In function
`backtrace_dwarf_add':
make[2]: Leaving directory '/host-aarch64-unknown-linux-gnu/gcc'
/host-aarch64-unknown-linux-gnu/libbacktrace/../.././libbacktrace/dwarf.c:4045:
undefined reference to `__aarch64_cas8_acq_rel'
collect2: error: ld returned 1 exit status
make[2]: *** [cc1plus] Error 1
Makefile:5133: recipe for target 'install-gcc' failed
make[1]: Leaving directory ''
make[1]: *** [install-gcc] Error 2
Makefile:2446: recipe for target 'install' failed
make: *** [install] Error 2
etc for each install target. I have only been able to reproduce it when
bootstrap enabled and haven't been able to on Ubuntu 18.04 but can on Debian
9..
