[r17-126 Regression] FAIL: g++.dg/tree-ssa/cond-add-vec-2.C -std=gnu++98 scan-tree-dump-times forwprop1 "VEC_COND_EXPR" 2 on Linux/x86_64
Haochen Jiang via Gcc-regression <[email protected]>
| Newsgroups | gmane.comp.gcc.regression,gmane.comp.gcc.patches |
|---|---|
| Message-ID | <[email protected]> |
On Linux/x86_64, 5e26bbfbdfa875ef464896bb8768669dd5a9ceb9 is the first bad commit commit 5e26bbfbdfa875ef464896bb8768669dd5a9ceb9 Author: Netanel Komm <[email protected]> Date: Tue Apr 28 01:59:37 2026 +0300 match.pd: x != CST1 ? x + CST2 : CST3 -> x + CST2 [PR112659, PR122996] caused FAIL: g++.dg/tree-ssa/cond-add-vec-2.C -std=gnu++20 scan-tree-dump-times forwprop1 "VEC_COND_EXPR" 2 FAIL: g++.dg/tree-ssa/cond-add-vec-2.C -std=gnu++26 scan-tree-dump-times forwprop1 "VEC_COND_EXPR" 2 FAIL: g++.dg/tree-ssa/cond-add-vec-2.C -std=gnu++98 scan-tree-dump-times forwprop1 "VEC_COND_EXPR" 2 with GCC configured with ../../gcc/configure --prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r17-126/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="dg.exp=g++.dg/tree-ssa/cond-add-vec-2.C --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/cond-add-vec-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.)