================ @@ -0,0 +1,1258 @@ +//===--- CheckExprLifetime.cpp --------------------------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#include "CheckExprLifetime.h" +#include "clang/AST/Expr.h" +#include "clang/Sema/Sema.h" +#include "llvm/ADT/PointerIntPair.h" + +namespace clang::sema { +namespace { +enum LifetimeKind { + /// The lifetime of a temporary bound to this entity ends at the end of the + /// full-expression, and that's (probably) fine. + LK_FullExpression, + + /// The lifetime of a temporary bound to this entity is extended to the + /// lifeitme of the entity itself. + LK_Extended, + + /// The lifetime of a temporary bound to this entity probably ends too soon, + /// because the entity is allocated in a new-expression. + LK_New, + + /// The lifetime of a temporary bound to this entity ends too soon, because + /// the entity is a return object. + LK_Return, + + /// The lifetime of a temporary bound to this entity ends too soon, because + /// the entity is the result of a statement expression. + LK_StmtExprResult, + + /// This is a mem-initializer: if it would extend a temporary (other than via + /// a default member initializer), the program is ill-formed. + LK_MemInitializer, +}; +using LifetimeResult = + llvm::PointerIntPair<const InitializedEntity *, 3, LifetimeKind>; +} ---------------- Xazax-hun wrote:
Nit: we have many static functions here. Maybe we could just have one big anonymous namespace for most of this file and remove the `static` keywords? https://github.com/llvm/llvm-project/pull/96758 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
