[clang] fix(clang): Fix miscompile for string literals. (PR #202837)

[Shafik Yaghmour via cfe-commits]

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@@ -1916,6 +1917,12 @@ TemplateInstantiator::TransformPredefinedExpr(PredefinedExpr *E) {
   return getSema().BuildPredefinedExpr(E->getLocation(), E->getIdentKind());
 }
 
+ExprResult TemplateInstantiator::TransformStringLiteral(StringLiteral *E) {
+  return StringLiteral::Create(
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shafik wrote:

So I see in the summary you say "When the array bounds depend on the template parameter" how is this enforced here? You should add those missing details in the summary.

https://github.com/llvm/llvm-project/pull/202837