================
@@ -6920,6 +7198,22 @@ class MappableExprsHandler {
/// Map between lambda declarations and their map type.
llvm::DenseMap<const ValueDecl *, const OMPMapClause *> LambdasMap;
+ /// Map from component lists to their attach pointer expressions.
+ mutable llvm::DenseMap<
+ OMPClauseMappableExprCommon::MappableExprComponentListRef, const Expr *>
+ AttachPtrExprMap;
+
+ /// Map from attach pointer expressions to their component depth.
+ /// nullptr key has std::nullopt depth. This can be used to order attach-ptr
+ /// expressions with increasing/decreasing depth.
+ /// The component-depth of `nullptr` (i.e. no attach-ptr) is `std::nullopt`.
+ /// TODO: Not urgent, but we should ideally use the number of pointer
+ /// dereferences in an expr as an indicator of its complexity, instead of the
+ /// component-depth. That would be needed for us to treat `p[1]`, `*(p +
10)`,
----------------
kparzysz wrote:
Should it be `p10` instead of `p[1]`?
https://github.com/llvm/llvm-project/pull/155625
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