[clang] 09b43a5 - [clang][dataflow] Expose simple access to child StorageLocation presence. (#145520)

[via cfe-commits]

Author: Samira Bakon
Date: 2025-06-24T13:29:40-04:00
New Revision: 09b43a5a862f453aabd95ec01e0b53c46ca3e340

URL: https://github.com/llvm/llvm-project/commit/09b43a5a862f453aabd95ec01e0b53c46ca3e340
DIFF: https://github.com/llvm/llvm-project/commit/09b43a5a862f453aabd95ec01e0b53c46ca3e340.diff

LOG: [clang][dataflow] Expose simple access to child StorageLocation presence. (#145520)

`getChild` does not offer this knowledge, and a map lookup is
significantly cheaper than iteration over `children()`.

Added: 
    

Modified: 
    clang/include/clang/Analysis/FlowSensitive/StorageLocation.h

Removed: 
    


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diff  --git a/clang/include/clang/Analysis/FlowSensitive/StorageLocation.h b/clang/include/clang/Analysis/FlowSensitive/StorageLocation.h
index 8fcc6a44027a0..8b263b16d5b1e 100644
--- a/clang/include/clang/Analysis/FlowSensitive/StorageLocation.h
+++ b/clang/include/clang/Analysis/FlowSensitive/StorageLocation.h
@@ -168,6 +168,8 @@ class RecordStorageLocation final : public StorageLocation {
     return {Children.begin(), Children.end()};
   }
 
+  bool hasChild(const ValueDecl &D) const { return Children.contains(&D); }
+
 private:
   FieldToLoc Children;
   SyntheticFieldMap SyntheticFields;