[compiler-rt] [TSan] Fix p == end == ShadowMem::end in ShadowSet (PR #144994)

[Thurston Dang via llvm-commits]

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@@ -578,8 +578,11 @@ static void MemoryRangeSet(uptr addr, uptr size, RawShadow val) {
       Die();
   }
   // Set the ending.
-  if (mid2 < end)
+  if (mid2 < end) {
     ShadowSet(mid2, end, val);
+  } else {
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thurstond wrote:

Nit: https://llvm.org/docs/CodingStandards.html#don-t-use-braces-on-simple-single-statement-bodies-of-if-else-loop-statements

https://github.com/llvm/llvm-project/pull/144994