[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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@@ -5719,6 +5759,40 @@ bool InterpretBuiltin(InterpState &S, CodePtr OpPC, const CallExpr *Call,
         });
   }
 
+  case clang::X86::BI__builtin_ia32_minps:
+  case clang::X86::BI__builtin_ia32_minpd:
+  case clang::X86::BI__builtin_ia32_minph128:
+  case clang::X86::BI__builtin_ia32_minph256:
+  case clang::X86::BI__builtin_ia32_minps256:
+  case clang::X86::BI__builtin_ia32_minpd256:
+  case clang::X86::BI__builtin_ia32_minps512:
+  case clang::X86::BI__builtin_ia32_minpd512:
+  case clang::X86::BI__builtin_ia32_minph512:
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RKSimon wrote:

scalar (ss/sd/sh) handling is missing? Maybe drop those for now (we're running out of time for the next release branch) and raise a new constexpr issue for them.

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