[clang] [C11] Implement WG14 N1285 (temporary lifetimes) (PR #133472)

[Aaron Ballman via cfe-commits]

================
@@ -741,10 +741,11 @@ ExprResult Sema::ImpCastExprToType(Expr *E, QualType Ty,
   if (Kind == CK_ArrayToPointerDecay) {
     // C++1z [conv.array]: The temporary materialization conversion is applied.
     // We also use this to fuel C++ DR1213, which applies to C++11 onwards.
-    if (getLangOpts().CPlusPlus && E->isPRValue()) {
+    if ((getLangOpts().C11 || getLangOpts().CPlusPlus) && E->isPRValue()) {
----------------
AaronBallman wrote:

I thought the change was necessary but you're right, later changes made this 
dead code.

https://github.com/llvm/llvm-project/pull/133472
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