Fix runtime segfault on Clang 17

BasedInc · Sep 22, 2023 · 7948499 · 7948499
1 parent 49c8be2
commit 7948499
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/src/arch/x86/AVX2.cpp b/src/arch/x86/AVX2.cpp
@@ -29,7 +29,7 @@ namespace hat::detail {
     scan_result find_pattern_avx2(const std::byte* begin, const std::byte* end, signature_view signature) {
         // 256 bit vector containing first signature byte repeated
         const auto firstByte = _mm256_set1_epi8(static_cast<int8_t>(*signature[0]));
-        const auto [signatureBytes, signatureMask] = load_signature_256(signature);
+        alignas(__m256i) const auto [signatureBytes, signatureMask] = load_signature_256(signature);
 
         begin = next_boundary_align<alignment>(begin);
         if (begin >= end) {

diff --git a/src/arch/x86/AVX512.cpp b/src/arch/x86/AVX512.cpp
@@ -29,7 +29,7 @@ namespace hat::detail {
     scan_result find_pattern_avx512(const std::byte* begin, const std::byte* end, signature_view signature) {
         // 512 bit vector containing first signature byte repeated
         const auto firstByte = _mm512_set1_epi8(static_cast<int8_t>(*signature[0]));
-        const auto [signatureBytes, signatureMask] = load_signature_512(signature);
+        alignas(__m512i) const auto [signatureBytes, signatureMask] = load_signature_512(signature);
 
         begin = next_boundary_align<alignment>(begin);
         if (begin >= end) {

diff --git a/src/arch/x86/SSE.cpp b/src/arch/x86/SSE.cpp
@@ -29,7 +29,7 @@ namespace hat::detail {
     scan_result find_pattern_sse(const std::byte* begin, const std::byte* end, signature_view signature) {
         // 256 bit vector containing first signature byte repeated
         const auto firstByte = _mm_set1_epi8(static_cast<int8_t>(*signature[0]));
-        const auto [signatureBytes, signatureMask] = load_signature_128(signature);
+        alignas(__m128i) const auto [signatureBytes, signatureMask] = load_signature_128(signature);
 
         begin = next_boundary_align<alignment>(begin);
         if (begin >= end) {