[compiler-rt] sanitizer_allocator.cpp: Ensure at least sizeof(void*) alignment (PR #84440)

[Chris Apple via llvm-commits]

================
@@ -59,7 +59,7 @@ static void *RawInternalAlloc(uptr size, InternalAllocatorCache *cache,
 
 static void *RawInternalRealloc(void *ptr, uptr size,
                                 InternalAllocatorCache *cache) {
-  uptr alignment = 8;
+  constexpr usize alignment = Max<usize>(8, sizeof(void *));
----------------
cjappl wrote:

Any reason for the switch in type here?

https://github.com/llvm/llvm-project/pull/84440