[compiler-rt] [scudo] Add ScopedTSD to avoid releasing TSD manually (PR #80061)

[via llvm-commits]

================
@@ -27,6 +27,31 @@ struct ThreadState {
 template <class Allocator> void teardownThread(void *Ptr);
 
 template <class Allocator> struct TSDRegistryExT {
+  using ThisT = TSDRegistryExT<Allocator>;
+
+  struct ScopedTSD {
+    ScopedTSD(ThisT &TSDRegistry) {
+      CurrentTSD = TSDRegistry.getTSDAndLock(&IsFallback);
+      DCHECK_NE(CurrentTSD, nullptr);
+    }
+
+    ~ScopedTSD() {
+      if (UNLIKELY(IsFallback))
----------------
ChiaHungDuan wrote:

You're right, that does look better. Done.

https://github.com/llvm/llvm-project/pull/80061