https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88550
Bug ID: 88550 Summary: A compiler error when use lto: internal compiler error: in add_symbol_to_partition_1, at lto/lto-partition.c:155 Product: gcc Version: 8.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: harrywong at live dot com Target Milestone: --- Recently I try to switch my project from GCC 7 to GCC 8, but when linking, it turned out this error: to1: internal compiler error: in add_symbol_to_partition_1, at lto/lto-partition.c:155 Please submit a full bug report, with preprocessed source if appropriate. See <file:///usr/share/doc/gcc-8/README.Bugs> for instructions. lto-wrapper: fatal error: /usr/bin/g++ returned 1 exit status compilation terminated. /usr/bin/ld: error: lto-wrapper failed collect2: error: ld returned 1 exit status Here's my GCC version: Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/8/lto-wrapper OFFLOAD_TARGET_NAMES=nvptx-none OFFLOAD_TARGET_DEFAULT=1 Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Debian 8.2.0-12' --with-bugurl=file:///usr/share/doc/gcc-8/README.Bugs --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --prefix=/usr --with-gcc-major-version-only --program-suffix=-8 --program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=new --enable-gnu-unique-object --disable-vtable-verify --enable-libmpx --enable-plugin --enable-default-pie --with-system-zlib --with-target-system-zlib --enable-objc-gc=auto --enable-multiarch --disable-werror --with-arch-32=i686 --with-abi=m64 --with-multilib-list=m32,m64,mx32 --enable-multilib --with-tune=generic --enable-offload-targets=nvptx-none --without-cuda-driver --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu Thread model: posix gcc version 8.2.0 (Debian 8.2.0-12) Here'e my compiler flags: -O3 -fuse-linker-plugin -flto -ffat-lto-objects It compiled well when using GCC 7.x series.