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

[via llvm-commits]

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@@ -93,9 +93,11 @@ template <class Derived, typename MemMapTy> class ReservedMemory {
   constexpr ReservedMemory() = default;
 
   // Reserve a chunk of memory at a suggested address.
-  bool create(uptr Addr, uptr Size, const char *Name, uptr Flags = 0) {
+  bool create(uptr Addr, uptr Size, const char *Name, uptr Flags = 0,
+              uptr Alignment = getPageSizeCached()) {
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ChiaHungDuan wrote:

This is a good idea. Done.

BTW, I haven't rebased so I haven't changed to use `getPageSizeLogCached` accordingly. Will do it later.

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