Re: [r16-5512 Regression] FAIL: c-c++-common/gomp/delim-declare-variant-6.c -std=c++98 scan-tree-dump gimple "f3\\.ompvariant.*kind \\(.host.\\)" on Linux/x86_64
Sandra Loosemore <[email protected]>
| Newsgroups | gmane.comp.gcc.regression,gmane.comp.gcc.patches |
|---|---|
| Message-ID | <[email protected]> |
On 11/22/25 15:02, Haochen Jiang wrote: > On Linux/x86_64, > > bd6d591799385b326b3589071b8cfa0bb61a9d19 is the first bad commit > commit bd6d591799385b326b3589071b8cfa0bb61a9d19 > Author: Sandra Loosemore <[email protected]> > Date: Thu Nov 20 21:45:11 2025 +0000 > > OpenMP: C/C++ common testcases for "omp begin declare variant" > > caused > > FAIL: c-c++-common/gomp/delim-declare-variant-6.c scan-tree-dump gimple "f3\\.ompvariant.*arch \\(.x86_64.\\)" > FAIL: c-c++-common/gomp/delim-declare-variant-6.c scan-tree-dump gimple "f3\\.ompvariant.*kind \\(.host.\\)" > FAIL: c-c++-common/gomp/delim-declare-variant-6.c -std=c++17 scan-tree-dump gimple "f3\\.ompvariant.*arch \\(.x86_64.\\)" > FAIL: c-c++-common/gomp/delim-declare-variant-6.c -std=c++17 scan-tree-dump gimple "f3\\.ompvariant.*kind \\(.host.\\)" > FAIL: c-c++-common/gomp/delim-declare-variant-6.c -std=c++26 scan-tree-dump gimple "f3\\.ompvariant.*arch \\(.x86_64.\\)" > FAIL: c-c++-common/gomp/delim-declare-variant-6.c -std=c++26 scan-tree-dump gimple "f3\\.ompvariant.*kind \\(.host.\\)" > FAIL: c-c++-common/gomp/delim-declare-variant-6.c -std=c++98 scan-tree-dump gimple "f3\\.ompvariant.*arch \\(.x86_64.\\)" > FAIL: c-c++-common/gomp/delim-declare-variant-6.c -std=c++98 scan-tree-dump gimple "f3\\.ompvariant.*kind \\(.host.\\)" > > with GCC configured with > > ../../gcc/configure --prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r16-5512/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="gomp.exp=c-c++-common/gomp/delim-declare-variant-6.c --target_board='unix{-m32}'" > $ cd {build_dir}/gcc && make check RUNTESTFLAGS="gomp.exp=c-c++-common/gomp/delim-declare-variant-6.c --target_board='unix{-m32\ -march=cascadelake}'" Sigh, I keep forgetting that -m32 causes "match (device={arch("x86_64")})" to fail, even if gcc was configured for x86_64 instead of i?86. Reading the code for ix86_omp_device_kind_arch_isa() I see that "x86" matches regardless of whether it's 32 or 64 bit, so I'll push a patch shortly to use that in the testcase. -Sandra