[clang] [NFC] [FlowSensitive] add comment (PR #160223)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Florian Mayer (fmayer)

<details>
<summary>Changes</summary>

This will make it easier to understand what the function does without
needing to read the code.


---
Full diff: https://github.com/llvm/llvm-project/pull/160223.diff


1 Files Affected:

- (modified) clang/include/clang/Analysis/FlowSensitive/CachedConstAccessorsLattice.h (+1) 


``````````diff
diff --git a/clang/include/clang/Analysis/FlowSensitive/CachedConstAccessorsLattice.h b/clang/include/clang/Analysis/FlowSensitive/CachedConstAccessorsLattice.h
index 78b03d325efd9..257f96a3a4bc8 100644
--- a/clang/include/clang/Analysis/FlowSensitive/CachedConstAccessorsLattice.h
+++ b/clang/include/clang/Analysis/FlowSensitive/CachedConstAccessorsLattice.h
@@ -121,6 +121,7 @@ joinConstMethodMap(
                               llvm::SmallDenseMap<const FunctionDecl *, T *>>
         &Map2,
     LatticeEffect &Effect) {
+  // Intersect the two maps, and note if change was made.
   llvm::SmallDenseMap<const RecordStorageLocation *,
                       llvm::SmallDenseMap<const FunctionDecl *, T *>>
       Result;

``````````

</details>


https://github.com/llvm/llvm-project/pull/160223