[llvm-bugs] [Bug 42265] New: Failed to build llvm 8.0.0 after upgrade gcc to 9.1.0

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=42265

            Bug ID: 42265
           Summary: Failed to build llvm 8.0.0  after upgrade gcc to 9.1.0
           Product: new-bugs
           Version: 8.0
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: new bugs
          Assignee: unassignedbugs at nondot.org
          Reporter: mingli.yu at windriver.com
                CC: htmldeveloper at gmail.com, llvm-bugs at lists.llvm.org

I encounter a build error for llvm
8.0.0(git://github.com/llvm/llvm-project.git) on ppc after upgrade gcc to 9.1.0
 | collect2: fatal error: ld terminated with signal 11 [Segmentation fault]

The linker used here is powerpc-poky-linux-g++.

# powerpc-poky-linux-g++ -v
Using built-in specs.
COLLECT_GCC=powerpc-poky-linux-g++
COLLECT_LTO_WRAPPER=//yocto/builds/upgrade6/tmp/work/ppc7400-poky-linux/llvm/8.0.0-r0/recipe-sysroot-native/usr/bin/powerpc-poky-linux/../../libexec/powerpc-poky-linux/gcc/powerpc-poky-linux/9.1.0/lto-wrapper
Target: powerpc-poky-linux
Configured with: ../../../../../../work-shared/gcc-9.1.0-r0/gcc-9.1.0/configure
--build=x86_64-linux --host=x86_64-linux --target=powerpc-poky-linux
--prefix=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr
--exec_prefix=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr
--bindir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr/bin/powerpc-poky-linux
--sbindir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr/bin/powerpc-poky-linux
--libexecdir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr/libexec/powerpc-poky-linux
--datadir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr/share
--sysconfdir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/etc
--sharedstatedir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/com
--localstatedir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/var
--libdir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr/lib/powerpc-poky-linux
--includedir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr/include
--oldincludedir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr/include
--infodir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr/share/info
--mandir=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native/usr/share/man
--disable-silent-rules --disable-dependency-tracking
--with-libtool-sysroot=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot-native
--enable-clocale=generic --with-gnu-ld --enable-shared --enable-languages=c,c++
--enable-threads=posix --disable-multilib --enable-c99 --enable-long-long
--enable-symvers=gnu --enable-libstdcxx-pch
--program-prefix=powerpc-poky-linux- --without-local-prefix --enable-lto
--disable-libssp --enable-libitm --disable-bootstrap --disable-libmudflap
--with-system-zlib --with-linker-hash-style=sysv --enable-linker-build-id
--with-ppl=no --with-cloog=no --enable-checking=release
--enable-cheaders=c_global --without-isl
--with-gxx-include-dir=/not/exist/usr/include/c++/9.1.0
--with-sysroot=/not/exist
--with-build-sysroot=//yocto/builds/upgrade6/tmp/work/x86_64-linux/gcc-cross-powerpc/9.1.0-r0/recipe-sysroot
--enable-secureplt --with-long-double-128 --enable-targets=powerpc64
--enable-poison-system-directories --with-system-zlib --disable-static
--disable-nls --with-glibc-version=2.28 --enable-initfini-array
--enable-__cxa_atexit
Thread model: posix
gcc version 9.1.0 (GCC)

BTW, it builds successfully with gcc 8.3.0.

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