Using built-in specs. COLLECT_GCC=./cc COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/x86_64-pc-linux-gnu/10.5.0/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 10.5.0 (GCC)