diff options
| -rw-r--r-- | libstdc++-v3/testsuite/experimental/simd/pr115454_find_last_set.cc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libstdc++-v3/testsuite/experimental/simd/pr115454_find_last_set.cc b/libstdc++-v3/testsuite/experimental/simd/pr115454_find_last_set.cc index b47f19d3067..25a713b4e94 100644 --- a/libstdc++-v3/testsuite/experimental/simd/pr115454_find_last_set.cc +++ b/libstdc++-v3/testsuite/experimental/simd/pr115454_find_last_set.cc @@ -1,7 +1,7 @@ // { dg-options "-std=gnu++17" } // { dg-do run { target *-*-* } } // { dg-require-effective-target c++17 } -// { dg-additional-options "-march=x86-64-v4" { target avx512f } } +// { dg-additional-options "-march=x86-64-v4" { target avx512f_runtime } } // { dg-require-cmath "" } #include <experimental/simd> @@ -25,7 +25,9 @@ int reduce2() { using M8 = typename V<short, 8>::mask_type; using M4 = typename V<int, 4>::mask_type; - if constexpr (sizeof(M8) == sizeof(M4)) + if constexpr (sizeof(M8) == sizeof(M4) + && !std::is_same_v<M4, stdx::fixed_size_simd_mask<int, 4>>) + // fixed_size invariant: padding bits of masks are zero, the memcpy would violate that { M4 k; __builtin_memcpy(&__data(k), &__data(M8(true)), sizeof(M4)); |