On Linux/x86_64, 261d5a4a459bd49942e53bc83334ccc7154a09d5 is the first bad commit commit 261d5a4a459bd49942e53bc83334ccc7154a09d5 Author: Jonathan Wakely <jwak...@redhat.com> Date: Thu Jul 22 14:48:27 2021 +0100
libstdc++: Reduce header dependencies on <array> and <utility> caused FAIL: g++.dg/coroutines/pr99047.C (test for excess errors) FAIL: g++.dg/pr71389.C (test for excess errors) FAIL: g++.dg/pr71655.C (test for excess errors) with GCC configured with ../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-2533/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}/gcc && make check RUNTESTFLAGS="coroutines.exp=g++.dg/coroutines/pr99047.C --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="coroutines.exp=g++.dg/coroutines/pr99047.C --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="coroutines.exp=g++.dg/coroutines/pr99047.C --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="coroutines.exp=g++.dg/coroutines/pr99047.C --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71389.C --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71389.C --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71389.C --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71389.C --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71655.C --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71655.C --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71655.C --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71655.C --target_board='unix{-m64\ -march=cascadelake}'" (Please do not reply to this email, for question about this report, contact me at skpgkp2 at gmail dot com)