[ubsan] Save the result of getLLVMContext. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@314751 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/CGExpr.cpp b/lib/CodeGen/CGExpr.cpp
index 49d1f4a1a9e754f7d3036a07032114f779160433..e87c4a9e2ed38fd75e9b355abfe2179b706d5eb0 100644 (file)
--- a/lib/CodeGen/CGExpr.cpp
+++ b/lib/CodeGen/CGExpr.cpp
@@ -1460,17 +1460,17 @@ bool CodeGenFunction::EmitScalarRangeCheck(llvm::Value *Value, QualType Ty,
   if (!getRangeForType(*this, Ty, Min, End, /*StrictEnums=*/true, IsBool))
     return true;
 
+  auto &Ctx = getLLVMContext();
   SanitizerScope SanScope(this);
   llvm::Value *Check;
   --End;
   if (!Min) {
-    Check = Builder.CreateICmpULE(
-        Value, llvm::ConstantInt::get(getLLVMContext(), End));
+    Check = Builder.CreateICmpULE(Value, llvm::ConstantInt::get(Ctx, End));
   } else {
-    llvm::Value *Upper = Builder.CreateICmpSLE(
-        Value, llvm::ConstantInt::get(getLLVMContext(), End));
-    llvm::Value *Lower = Builder.CreateICmpSGE(
-        Value, llvm::ConstantInt::get(getLLVMContext(), Min));
+    llvm::Value *Upper =
+        Builder.CreateICmpSLE(Value, llvm::ConstantInt::get(Ctx, End));
+    llvm::Value *Lower =
+        Builder.CreateICmpSGE(Value, llvm::ConstantInt::get(Ctx, Min));
     Check = Builder.CreateAnd(Upper, Lower);
   }
   llvm::Constant *StaticArgs[] = {EmitCheckSourceLocation(Loc),