[clang] [Clang] VectorExprEvaluator::VisitCallExpr / InterpretBuiltin - Allow shufps/pd shuffles intrinsics to be used in constexpr (PR #164078)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions c,cpp -- clang/lib/AST/ByteCode/InterpBuiltin.cpp clang/lib/AST/ExprConstant.cpp clang/test/CodeGen/X86/avx-builtins.c clang/test/CodeGen/X86/avx512f-builtins.c clang/test/CodeGen/X86/avx512vl-builtins.c clang/test/CodeGen/X86/sse-builtins.c clang/test/CodeGen/X86/sse2-builtins.c --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/clang/lib/AST/ByteCode/InterpBuiltin.cpp b/clang/lib/AST/ByteCode/InterpBuiltin.cpp
index a9ebfed45..d5a03339f 100644
--- a/clang/lib/AST/ByteCode/InterpBuiltin.cpp
+++ b/clang/lib/AST/ByteCode/InterpBuiltin.cpp
@@ -3309,18 +3309,16 @@ static bool interp__builtin_ia32_shuf(InterpState &S, CodePtr OpPC,
 
     for (unsigned i = 0; i != NumSelectableElems; ++i) {
       unsigned Index = (ShuffleMask >> BitIndex) & IndexMask;
-      TYPE_SWITCH(ElemT, {
-        Dst.elem<T>(DstIdx) = A.elem<T>(LaneOffset + Index);
-      });
+      TYPE_SWITCH(ElemT,
+                  { Dst.elem<T>(DstIdx) = A.elem<T>(LaneOffset + Index); });
       DstIdx++;
       BitIndex = (BitIndex + BitsPerElem) % MaskBits;
     }
 
     for (unsigned i = 0; i != NumSelectableElems; ++i) {
       unsigned Index = (ShuffleMask >> BitIndex) & IndexMask;
-      TYPE_SWITCH(ElemT, {
-        Dst.elem<T>(DstIdx) = B.elem<T>(LaneOffset + Index);
-      });
+      TYPE_SWITCH(ElemT,
+                  { Dst.elem<T>(DstIdx) = B.elem<T>(LaneOffset + Index); });
       DstIdx++;
       BitIndex = (BitIndex + BitsPerElem) % MaskBits;
     }

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https://github.com/llvm/llvm-project/pull/164078