[clang] [X86][Clang] VectorExprEvaluator::VisitCallExpr / InterpretBuiltin - Allow SSE/AVX FP MAX/MIN intrinsics to be used in constexpr (PR #171966)

[Simon Pilgrim via cfe-commits]

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@@ -279,8 +279,8 @@ static __inline__ __m128d __DEFAULT_FN_ATTRS _mm_sqrt_pd(__m128d __a) {
 /// \returns A 128-bit vector of [2 x double] whose lower 64 bits contain the
 ///    minimum value between both operands. The upper 64 bits are copied from
 ///    the upper 64 bits of the first source operand.
-static __inline__ __m128d __DEFAULT_FN_ATTRS _mm_min_sd(__m128d __a,
-                                                        __m128d __b) {
+static __inline__ __m128d __DEFAULT_FN_ATTRS_CONSTEXPR _mm_min_sd(__m128d __a,
+                                                                  __m128d __b) {
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RKSimon wrote:

scalar not supported - undo

https://github.com/llvm/llvm-project/pull/171966