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Differential D100733 Diff 362254 clang/lib/Sema/Sema.cpp

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clang/lib/Sema/Sema.cpp

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QualType TypeTy = Context.getCanonicalType(Ty); QualType TypeTy = Context.getCanonicalType(Ty);
if (ExprTy == TypeTy) if (ExprTy == TypeTy)
return E; return E;
if (Kind == CK_ArrayToPointerDecay) { if (Kind == CK_ArrayToPointerDecay) {
// C++1z [conv.array]: The temporary materialization conversion is applied. // C++1z [conv.array]: The temporary materialization conversion is applied.
// We also use this to fuel C++ DR1213, which applies to C++11 onwards. // We also use this to fuel C++ DR1213, which applies to C++11 onwards.
if (getLangOpts().CPlusPlus && E->getValueKind() == VK_PRValue) { if (getLangOpts().CPlusPlus && E->isPRValue()) {
// The temporary is an lvalue in C++98 and an xvalue otherwise. // The temporary is an lvalue in C++98 and an xvalue otherwise.
ExprResult Materialized = CreateMaterializeTemporaryExpr( ExprResult Materialized = CreateMaterializeTemporaryExpr(
E->getType(), E, !getLangOpts().CPlusPlus11); E->getType(), E, !getLangOpts().CPlusPlus11);
if (Materialized.isInvalid()) if (Materialized.isInvalid())
return ExprError(); return ExprError();
E = Materialized.get(); E = Materialized.get();
} }
// C17 6.7.1p6 footnote 124: The implementation can treat any register // C17 6.7.1p6 footnote 124: The implementation can treat any register
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