On Linux/x86_64, 8eb9a45e87bdb81cb44948c651edee846c622a0f is the first bad commit commit 8eb9a45e87bdb81cb44948c651edee846c622a0f Author: Jonathan Wakely <jwak...@redhat.com> Date: Wed Aug 19 16:27:25 2020 +0100
libstdc++: Make __int128 meet integer-class requirements [PR 96042] caused FAIL: std/ranges/iota/96042.cc (test for excess errors) with GCC configured with ../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-10/releases/gcc-10/r10-9014/usr --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap To reproduce: $ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check RUNTESTFLAGS="conformance.exp=std/ranges/iota/96042.cc --target_board='unix{-m32}'" $ cd {build_dir}/x86_64-linux/libstdc++-v3/testsuite && make check RUNTESTFLAGS="conformance.exp=std/ranges/iota/96042.cc --target_board='unix{-m32\ -march=cascadelake}'" (Please do not reply to this email, for question about this report, contact me at skpgkp2 at gmail dot com)