================
@@ -370,6 +370,18 @@ class ASTContext : public RefCountedBase<ASTContext> {
mutable llvm::DenseSet<const FunctionDecl *> DestroyingOperatorDeletes;
mutable llvm::DenseSet<const FunctionDecl *> TypeAwareOperatorNewAndDeletes;
+ /// Global and array operators delete are only required for MSVC deleting
+ /// destructors support. Store them here to avoid keeping 4 pointers that are
+ /// not always used in each redeclaration of the destructor.
+ mutable llvm::DenseMap<const CXXDestructorDecl *, FunctionDecl *>
+ OperatorDeletesForVirtualDtor;
+ mutable llvm::DenseMap<const CXXDestructorDecl *, FunctionDecl *>
+ GlobalOperatorDeletesForVirtualDtor;
+ mutable llvm::DenseMap<const CXXDestructorDecl *, FunctionDecl *>
+ ArrayOperatorDeletesForVirtualDtor;
+ mutable llvm::DenseMap<const CXXDestructorDecl *, FunctionDecl *>
+ GlobalArrayOperatorDeletesForVirtualDtor;
----------------
Fznamznon wrote:
Outside of Windows there will always be either none or just one of operators
delete. I probably could transform 4 maps to a single map storing a tuple, but
we will need to remember which is which somehow. 4 different maps seems to be
easier to understand.
https://github.com/llvm/llvm-project/pull/165598
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