[compiler-rt] [scudo] Add EnableMultiRegions mode (PR #98076)

[Christopher Ferris via llvm-commits]

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@@ -155,82 +176,111 @@ template <typename Config> class SizeClassAllocator64 {
 
   void unmapTestOnly() {
     for (uptr I = 0; I < NumClasses; I++) {
-      RegionInfo *Region = getRegionInfo(I);
-      {
-        ScopedLock ML(Region->MMLock);
-        MemMapT MemMap = Region->MemMapInfo.MemMap;
+      auto RegionInfoIter = RegionInfoManager.getRegionInfoIter(I);
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cferris1000 wrote:

Seems reasonable to me.

https://github.com/llvm/llvm-project/pull/98076