[r17-2334 Regression] FAIL: gcc.target/i386/mulq-highpart.c check-function-bodies div7 on Linux/x86_64
Haochen Jiang via Gcc-regression <[email protected]> Mon, 13 Jul 2026 17:24:45 +0800
| Newsgroups | gmane.comp.gcc.regression,gmane.comp.gcc.patches |
|---|---|
| Message-ID | <[email protected]> |
On Linux/x86_64, c585baad310a4a5394ff90222faa6933d261fc90 is the first bad commit commit c585baad310a4a5394ff90222faa6933d261fc90 Author: Jeff Law <[email protected]> Date: Sat Jul 11 22:36:11 2026 -0600 expmed: Optimize 32-bit unsigned division by constants on 64-bit targets caused FAIL: gcc.target/i386/mulq-highpart.c check-function-bodies div7 with GCC configured with ../../gcc/configure --prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r17-2334/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/mulq-highpart.c --target_board='unix{-m64\ -march=cascadelake}'" (Please directly reply to this email for question about this report.) (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.)