On Linux/x86_64, d8889c99aab4b599aa7ceb7079e69a9766171336 is the first bad commit commit d8889c99aab4b599aa7ceb7079e69a9766171336 Author: Nathan Sidwell <nat...@acm.org> Date: Wed Feb 17 10:43:21 2021 -0800
c++: Macros need to be GTY-reachable [PR 99023] caused FAIL: g++.dg/modules/pr99023_a.H module-cmi ,/pr99023_a.H (gcm.cache/,/pr99023_a.H.gcm) FAIL: g++.dg/modules/pr99023_a.H (test for excess errors) with GCC configured with ../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r11-7271/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="modules.exp=g++.dg/modules/pr99023_a.H --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="modules.exp=g++.dg/modules/pr99023_a.H --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)