[Analysis] Use llvm::set_is_subset (NFC)

[kazutakahirata]

No description provided.

[llvmbot]

@llvm/pr-subscribers-llvm-analysis

Author: Kazu Hirata (kazutakahirata)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/102766.diff

1 Files Affected:

• (modified) llvm/lib/Analysis/ScalarEvolution.cpp (+1-3)

diff --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp
index 632b298576aab..9ecdcbe2c5dec 100644
--- a/llvm/lib/Analysis/ScalarEvolution.cpp
+++ b/llvm/lib/Analysis/ScalarEvolution.cpp
@@ -4146,9 +4146,7 @@ static bool impliesPoison(const SCEV *AssumedPoison, const SCEV *S) {
 
   // Make sure that no matter which SCEV in PC1.MaybePoison is actually poison,
   // it will also make S poison by being part of PC2.MaybePoison.
-  return all_of(PC1.MaybePoison, [&](const SCEVUnknown *S) {
-    return PC2.MaybePoison.contains(S);
-  });
+  return llvm::set_is_subset(PC1.MaybePoison, PC2.MaybePoison);
 }
 
 void ScalarEvolution::getPoisonGeneratingValues(