llvmbot wrote:

<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang-tidy

Author: Vitaly Buka (vitalybuka)

<details>
<summary>Changes</summary>

`RHS` can be shorter than `LHS`.

Reported by asan after #<!-- -->83440.


---
Full diff: https://github.com/llvm/llvm-project/pull/87213.diff


1 Files Affected:

- (modified) clang-tools-extra/clang-tidy/utils/IncludeSorter.cpp (+1-1) 


``````````diff
diff --git a/clang-tools-extra/clang-tidy/utils/IncludeSorter.cpp 
b/clang-tools-extra/clang-tidy/utils/IncludeSorter.cpp
index b6d9c50d0b109c..a44720c47eca2d 100644
--- a/clang-tools-extra/clang-tidy/utils/IncludeSorter.cpp
+++ b/clang-tools-extra/clang-tidy/utils/IncludeSorter.cpp
@@ -108,7 +108,7 @@ int compareHeaders(StringRef LHS, StringRef RHS,
                    IncludeSorter::IncludeStyle Style) {
   if (Style == IncludeSorter::IncludeStyle::IS_Google_ObjC) {
     const std::pair<const char *, const char *> &Mismatch =
-        std::mismatch(LHS.begin(), LHS.end(), RHS.begin());
+        std::mismatch(LHS.begin(), LHS.end(), RHS.begin(), RHS.end());
     if ((Mismatch.first != LHS.end()) && (Mismatch.second != RHS.end())) {
       if ((*Mismatch.first == '.') && (*Mismatch.second == '+')) {
         return -1;

``````````

</details>


https://github.com/llvm/llvm-project/pull/87213
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