Small refactor on VectorizerHint for deduplication

[oota-llvm.git] / lib / Transforms / Scalar / SCCP.cpp

diff --git a/lib/Transforms/Scalar/SCCP.cpp b/lib/Transforms/Scalar/SCCP.cpp
index c4ce074ded26bbf44d7632cf3ff741225ef8befa..32be3e0cdbfde5fa84025a91a74fdf2e9d14d345 100644 (file)
--- a/lib/Transforms/Scalar/SCCP.cpp
+++ b/lib/Transforms/Scalar/SCCP.cpp
@@ -494,7 +494,9 @@ private:
   void visitResumeInst    (TerminatorInst &I) { /*returns void*/ }
   void visitUnreachableInst(TerminatorInst &I) { /*returns void*/ }
   void visitFenceInst     (FenceInst &I) { /*returns void*/ }
-  void visitAtomicCmpXchgInst (AtomicCmpXchgInst &I) { markOverdefined(&I); }
+  void visitAtomicCmpXchgInst(AtomicCmpXchgInst &I) {
+    markAnythingOverdefined(&I);
+  }
   void visitAtomicRMWInst (AtomicRMWInst &I) { markOverdefined(&I); }
   void visitAllocaInst    (Instruction &I) { markOverdefined(&I); }
   void visitVAArgInst     (Instruction &I) { markAnythingOverdefined(&I); }
@@ -627,7 +629,7 @@ bool SCCPSolver::isEdgeFeasible(BasicBlock *From, BasicBlock *To) {
 #ifndef NDEBUG
   dbgs() << "Unknown terminator instruction: " << *TI << '\n';
 #endif
-  llvm_unreachable(0);
+  llvm_unreachable(nullptr);
 }
 
 // visit Implementations - Something changed in this instruction, either an
@@ -1008,7 +1010,7 @@ void SCCPSolver::visitGetElementPtrInst(GetElementPtrInst &I) {
   }
 
   Constant *Ptr = Operands[0];
-  ArrayRef<Constant *> Indices(Operands.begin() + 1, Operands.end());
+  auto Indices = makeArrayRef(Operands.begin() + 1, Operands.end());
   markConstant(&I, ConstantExpr::getGetElementPtr(Ptr, Indices));
 }