[llvm-branch-commits] [nfc][lsan] Move up vectors cleanup (PR #112608)

via llvm-branch-commits llvm-branch-commits at lists.llvm.org
Wed Oct 16 13:09:47 PDT 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-compiler-rt-sanitizer

Author: Vitaly Buka (vitalybuka)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/112608.diff


1 Files Affected:

- (modified) compiler-rt/lib/lsan/lsan_common.cpp (+2-1) 


``````````diff
diff --git a/compiler-rt/lib/lsan/lsan_common.cpp b/compiler-rt/lib/lsan/lsan_common.cpp
index 329e29477d0723..6510e0ac3bf6ab 100644
--- a/compiler-rt/lib/lsan/lsan_common.cpp
+++ b/compiler-rt/lib/lsan/lsan_common.cpp
@@ -405,6 +405,8 @@ static void ProcessThreads(SuspendedThreadsList const &suspended_threads,
   InternalMmapVector<uptr> registers;
   InternalMmapVector<Range> extra_ranges;
   for (uptr i = 0; i < suspended_threads.ThreadCount(); i++) {
+    registers.clear();
+    extra_ranges.clear();
     const tid_t os_id = static_cast<tid_t>(suspended_threads.GetThreadID(i));
     LOG_THREADS("Processing thread %llu.\n", os_id);
     uptr stack_begin, stack_end, tls_begin, tls_end, cache_begin, cache_end;
@@ -463,7 +465,6 @@ static void ProcessThreads(SuspendedThreadsList const &suspended_threads,
       }
       ScanRangeForPointers(stack_begin, stack_end, frontier, "STACK",
                            kReachable);
-      extra_ranges.clear();
       GetThreadExtraStackRangesLocked(os_id, &extra_ranges);
       ScanExtraStackRanges(extra_ranges, frontier);
     }

``````````

</details>


https://github.com/llvm/llvm-project/pull/112608


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