New comment by dkwo on void-packages repository

https://github.com/void-linux/void-packages/pull/36229#issuecomment-1076452676

Comment:
On the other hand, when building `llvm13` for `x86-64_musl`, it fails at
```
[3912/7532] Linking CXX shared library lib/clang/13.0.1/lib/linux/libclang_rt.scudo_standalone-x86_64.so                                                                                                                                                                         
FAILED: lib/clang/13.0.1/lib/linux/libclang_rt.scudo_standalone-x86_64.so                                                                                                                                                                                                        
: && /usr/bin/g++ -fPIC -DNDEBUG -fstack-clash-protection -D_FORTIFY_SOURCE=2 -mtune=generic -O2    -fdebug-prefix-map=/builddir/llvm-project-13.0.1.src=. -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -W
write-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-maybe-uninitialized -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -W
misleading-indentation -fdiagnostics-color -ffunction-sections -fdata-sections -Wall -std=c++14 -Wno-unused-parameter -O3 -DNDEBUG  -Wl,-z,relro -Wl,-z,now -Wl,--as-needed -Wl,-z,defs -Wl,-z,nodelete   -m64 -Wl,-z,defs,-z,now,-z,relro -ffunction-sections -fdata-sections -W
l,--gc-sections -pthread -Wl,-rpath-link,/builddir/llvm-project-13.0.1.src/llvm/build/./lib -shared -Wl,-soname,libclang_rt.scudo_standalone-x86_64.so -o lib/clang/13.0.1/lib/linux/libclang_rt.scudo_standalone-x86_64.so projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsa
n.x86_64.dir/common.cpp.o projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsan.x86_64.dir/crash_handler.cpp.o projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsan.x86_64.dir/platform_specific/common_posix.cpp.o projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsan.x86
_64.dir/platform_specific/guarded_pool_allocator_posix.cpp.o projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsan.x86_64.dir/platform_specific/mutex_posix.cpp.o projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsan.x86_64.dir/platform_specific/utilities_posix.cpp.o proj
ects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsan.x86_64.dir/guarded_pool_allocator.cpp.o projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsan.x86_64.dir/stack_trace_compressor.cpp.o projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsanBacktraceLibc.x86_64.dir/optional
/backtrace_linux_libc.cpp.o projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsanSegvHandler.x86_64.dir/optional/segv_handler_posix.cpp.o projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsanOptionsParser.x86_64.dir/optional/options_parser.cpp.o projects/compiler-rt/lib/
scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/checksum.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/common.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standa
lone-dynamic-x86_64.dir/crc32_hw.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/flags_parser.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/flags.cpp.o project
s/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/fuchsia.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/linux.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang
_rt.scudo_standalone-dynamic-x86_64.dir/release.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/report.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/string_uti
ls.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/wrappers_c.cpp.o projects/compiler-rt/lib/scudo/standalone/CMakeFiles/clang_rt.scudo_standalone-dynamic-x86_64.dir/wrappers_cpp.cpp.o  -Wl,-rpath,"\$ORIGIN/../lib" &&
 :                                                                                                                                                                                                                                                                               
/usr/bin/ld: projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsanBacktraceLibc.x86_64.dir/optional/backtrace_linux_libc.cpp.o: in function `(anonymous namespace)::SegvBacktrace(unsigned long*, unsigned long, void*)':                                                       
./llvm/build/./compiler-rt/lib/gwp_asan/optional/backtrace_linux_libc.cpp:25: undefined reference to `backtrace'                                                                                                                                                                 
/usr/bin/ld: projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsanBacktraceLibc.x86_64.dir/optional/backtrace_linux_libc.cpp.o: in function `(anonymous namespace)::Backtrace(unsigned long*, unsigned long)':
./llvm/build/./compiler-rt/lib/gwp_asan/optional/backtrace_linux_libc.cpp:25: undefined reference to `backtrace'
/usr/bin/ld: projects/compiler-rt/lib/gwp_asan/CMakeFiles/RTGwpAsanBacktraceLibc.x86_64.dir/optional/backtrace_linux_libc.cpp.o: in function `(anonymous namespace)::PrintBacktrace(unsigned long*, unsigned long, void (*)(char const*, ...))':
./llvm/build/./compiler-rt/lib/gwp_asan/optional/backtrace_linux_libc.cpp:44: undefined reference to `backtrace_symbols'
collect2: error: ld returned 1 exit status
```