[clang] [clang-cl] Fix value of __FUNCTION__ in MSVC mode. (PR #67592)

[Aaron Ballman via cfe-commits]

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@@ -1635,6 +1635,14 @@ void TypePrinter::printElaboratedBefore(const ElaboratedType *T,
     if (T->getKeyword() != ElaboratedTypeKeyword::None)
       OS << " ";
     NestedNameSpecifier *Qualifier = T->getQualifier();
+    if (Policy.FullyQualifiedName) {
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AaronBallman wrote:

`FullyQualifiedName` controls printing of identifier qualification, not elaboration of type names. IOW, it controls printing `Bar` vs `Foo::Bar` rather than `B` vs `struct B`.

I think you want to be looking at `!SuppressTagKeyword` right?

https://github.com/llvm/llvm-project/pull/67592