[clang] [libcxx] [Clang] Add __builtin_invoke and use it in libc++ (PR #116709)

[via cfe-commits]

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@@ -2594,6 +2594,8 @@ class Sema final : public SemaBase {
                                SourceLocation BuiltinLoc,
                                SourceLocation RParenLoc);
 
+  ExprResult BuiltinInvoke(CallExpr *TheCall);
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cor3ntin wrote:

This doesn't need to be in the header

https://github.com/llvm/llvm-project/pull/116709