[compiler-rt] [scudo] Support no-preserve-all-regions mode (PR #85149)

[Christopher Ferris via llvm-commits]

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@@ -601,6 +593,35 @@ template <typename Config> class SizeClassAllocator64 {
     return BlockSize > PageSize;
   }
 
+  void initRegion(RegionInfo *Region, uptr ClassId, MemMapT MemMap,
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cferris1000 wrote:

Should this be made to be always inline? If it's not used many places, it will probably be inlined anyway though.

https://github.com/llvm/llvm-project/pull/85149