[SCEV] Get rid of an unnecessary lambda; NFC

llvm-svn: 251099

diff --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp
index 108e510..1ea1876 100644 (file)
--- a/llvm/lib/Analysis/ScalarEvolution.cpp
+++ b/llvm/lib/Analysis/ScalarEvolution.cpp
@@ -1378,19 +1378,17 @@ bool ScalarEvolution::proveNoWrapByVaryingStart(const SCEV *Start,
   for (unsigned Delta : {-2, -1, 1, 2}) {
     const SCEV *PreStart = getConstant(StartAI - Delta);
 
+    FoldingSetNodeID ID;
+    ID.AddInteger(scAddRecExpr);
+    ID.AddPointer(PreStart);
+    ID.AddPointer(Step);
+    ID.AddPointer(L);
+    void *IP = nullptr;
+    const auto *PreAR =
+      static_cast<SCEVAddRecExpr *>(UniqueSCEVs.FindNodeOrInsertPos(ID, IP));
+
     // Give up if we don't already have the add recurrence we need because
     // actually constructing an add recurrence is relatively expensive.
-    const SCEVAddRecExpr *PreAR = [&]() {
-      FoldingSetNodeID ID;
-      ID.AddInteger(scAddRecExpr);
-      ID.AddPointer(PreStart);
-      ID.AddPointer(Step);
-      ID.AddPointer(L);
-      void *IP = nullptr;
-      return static_cast<SCEVAddRecExpr *>(
-          this->UniqueSCEVs.FindNodeOrInsertPos(ID, IP));
-    }();
-
     if (PreAR && PreAR->getNoWrapFlags(WrapType)) {  // proves (2)
       const SCEV *DeltaS = getConstant(StartC->getType(), Delta);
       ICmpInst::Predicate Pred = ICmpInst::BAD_ICMP_PREDICATE;