[llvm] [AA] Improve precision for monotonic atomic load/store operations (PR #158169)

[Nikita Popov via llvm-commits]

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@@ -431,6 +431,13 @@ ModRefInfo AAResults::getModRefInfo(const LoadInst *L,
     if (AR == AliasResult::NoAlias)
       return ModRefInfo::NoModRef;
   }
+
+  assert(!isStrongerThanMonotonic(L->getOrdering()) &&
+         "Stronger atomic orderings should have been handled above!");
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nikic wrote:

This assert seems redundant?

https://github.com/llvm/llvm-project/pull/158169