[clang] [llvm] [x86][AVX-VNNI] Fix VPDPBUSD Argument Types (PR #155194)

[Simon Pilgrim via cfe-commits]

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@@ -3902,8 +3902,9 @@ struct MemorySanitizerVisitor : public InstVisitor<MemorySanitizerVisitor> {
            ReturnType->getPrimitiveSizeInBits());
 
     if (I.arg_size() == 3) {
-      assert(ParamType == ReturnType);
-      assert(ParamType == I.getArgOperand(0)->getType());
+      FixedVectorType *AccumulatorType =
+          cast<FixedVectorType>(I.getOperand(0)->getType());
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RKSimon wrote:

(style) `auto *AccumulatorType = cast<FixedVectorType>(I.getOperand(0)->getType());`

https://github.com/llvm/llvm-project/pull/155194