On Linux/x86_64, af60b0ec79e9c5d7116122b185e44927aca5aa07 is the first bad commit commit af60b0ec79e9c5d7116122b185e44927aca5aa07 Author: H.J. Lu <hjl.to...@gmail.com> Date: Fri Jan 1 05:30:34 2021 -0800
x86: Cast to unsigned short first for _mm_extract_pi16 caused FAIL: gcc.target/i386/sse2-mmx-pextrw.c execution test with GCC configured with ../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r11-6464/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="i386.exp=gcc.target/i386/sse2-mmx-pextrw.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/sse2-mmx-pextrw.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/sse2-mmx-pextrw.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/sse2-mmx-pextrw.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)