https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113702
--- Comment #1 from Jiajing_Zheng <jiajing_zheng at 163 dot com> --- jing@jing-ubuntu:~$ gcc -v Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/home/jing/gcc-12.2.0/usr/local/bin/../libexec/gcc/x86_64-pc-linux-gnu/12.2.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ../configure -enable-checking=release -enable-languages=c,c++ -disable-multilib Thread model: posix Supported LTO compression algorithms: zlib gcc version 12.2.0 (GCC) jing@jing-ubuntu:~$ gcc -v Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/home/jing/gcc-13.2.0-install/libexec/gcc/x86_64-pc-linux-gnu/13.2.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ../configure --prefix=/home/jing/gcc-13.2.0-install --enable-threads=posix -enable-checking=release -enable-languages=c,c++ -disable-multilib Thread model: posix Supported LTO compression algorithms: zlib gcc version 13.2.0 (GCC)