[compiler-rt] 6f7ebcb - [NFC][compiler-rt] Try to collect more info about crashes on bot

[Vitaly Buka via llvm-commits]

Author: Vitaly Buka
Date: 2024-03-09T12:51:02-08:00
New Revision: 6f7ebcb71f4e89309c613da9600991850f15f74f

URL: https://github.com/llvm/llvm-project/commit/6f7ebcb71f4e89309c613da9600991850f15f74f
DIFF: https://github.com/llvm/llvm-project/commit/6f7ebcb71f4e89309c613da9600991850f15f74f.diff

LOG: [NFC][compiler-rt] Try to collect more info about crashes on bot

Added: 
    

Modified: 
    compiler-rt/lib/lsan/lsan_common.cpp

Removed: 
    


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diff  --git a/compiler-rt/lib/lsan/lsan_common.cpp b/compiler-rt/lib/lsan/lsan_common.cpp
index 0ecded8b28cdb0..568bd65ba46741 100644
--- a/compiler-rt/lib/lsan/lsan_common.cpp
+++ b/compiler-rt/lib/lsan/lsan_common.cpp
@@ -568,6 +568,7 @@ static void ProcessRootRegions(Frontier *frontier) {
   MemoryMappingLayout proc_maps(/*cache_enabled*/ true);
   MemoryMappedSegment segment;
   InternalMmapVector<Region> mapped_regions;
+  CHECK_EQ(mapped_regions.size(), 0ull);
   while (proc_maps.Next(&segment))
     if (segment.IsReadable())
       mapped_regions.push_back({segment.start, segment.end});