On Linux/x86_64, 63ae6bc60c0f67fb2791991bf4b6e7e0a907d420 is the first bad commit commit 63ae6bc60c0f67fb2791991bf4b6e7e0a907d420 Author: Xi Ruoyao <xry...@xry111.site> Date: Thu Jul 6 23:08:57 2023 +0800
vect: Fix vectorized BIT_FIELD_REF for signed bit-fields [PR110557] caused FAIL: g++.dg/vect/pr110557.cc -std=c++14 (test for excess errors) FAIL: g++.dg/vect/pr110557.cc -std=c++17 (test for excess errors) FAIL: g++.dg/vect/pr110557.cc -std=c++20 (test for excess errors) FAIL: g++.dg/vect/pr110557.cc -std=c++98 (test for excess errors) with GCC configured with ../../gcc/configure --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-2407/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="vect.exp=g++.dg/vect/pr110557.cc --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=g++.dg/vect/pr110557.cc --target_board='unix{-m32\ -march=cascadelake}'" (Please do not reply to this email, for question about this report, contact me at haochen dot jiang at intel.com.) (If you met problems with cascadelake related, disabling AVX512F in command line might save that.) (However, please make sure that there is no potential problems with AVX512.)