[clang] [clang]: support std::meta::info for primitive types (PR #190356)

[Nhat Nguyen via cfe-commits]

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@@ -2472,6 +2470,8 @@ static bool CheckEvaluationResult(CheckEvaluationResultKind CERK,
         Value.getUnionValue(), Kind, Value.getUnionField(), CheckedTemps);
   }
   if (Value.isStruct()) {
+    if (Type->isMetaInfoType())
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changkhothuychung wrote:

@tbaederr thanks for helping me on this! can you help me explain why this is required? I am not too familiar with this yet. 

https://github.com/llvm/llvm-project/pull/190356