[r16-4464 Regression] FAIL: gcc.dg/vect/pr104116-round-umod-2.c scan-tree-dump-times vect "optimized: loop vectorized" 1 on Linux/x86_64
"Jiang, Haochen via Gcc-regression" <[email protected]>
| Newsgroups | gmane.comp.gcc.regression,gmane.comp.gcc.patches |
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| Message-ID | <SJ5PPF77D28E3C2B0AA7EAE6868DFF00640ECF2A@SJ5PPF77D28E3C2.namprd11.prod.outlook.com> |
On Linux/x86_64, 6883d51304f1aa852da3f2b4eb26bdf2e12bbcb9 is the first bad commit commit 6883d51304f1aa852da3f2b4eb26bdf2e12bbcb9 Author: Avinash Jayakar <[email protected]> Date: Fri Oct 17 12:38:59 2025 +0530 vect: Add pattern recognition for vectorizing {FLOOR,CEIL,ROUND}_{MOD, DIV}_EXPR caused FAIL: gcc.dg/vect/pr104116-ceil-umod-2.c -flto -ffat-lto-objects scan-tree-dump-times vect "optimized: loop vectorized" 1 FAIL: gcc.dg/vect/pr104116-ceil-umod-2.c scan-tree-dump-times vect "optimized: loop vectorized" 1 FAIL: gcc.dg/vect/pr104116-ceil-umod-pow2.c -flto -ffat-lto-objects scan-tree-dump-times vect "optimized: loop vectorized" 1 FAIL: gcc.dg/vect/pr104116-ceil-umod-pow2.c scan-tree-dump-times vect "optimized: loop vectorized" 1 FAIL: gcc.dg/vect/pr104116-round-umod-2.c -flto -ffat-lto-objects scan-tree-dump-times vect "optimized: loop vectorized" 1 FAIL: gcc.dg/vect/pr104116-round-umod-2.c scan-tree-dump-times vect "optimized: loop vectorized" 1 with GCC configured with ../../gcc/configure --prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r16-4464/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=gcc.dg/vect/pr104116-ceil-umod-2.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr104116-ceil-umod-2.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr104116-ceil-umod-pow2.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr104116-ceil-umod-pow2.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr104116-round-umod-2.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr104116-round-umod-2.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.)