fix typo and spacing; NFC

llvm-svn: 243287

llvm/lib/Target/X86/X86ISelLowering.cpp

@@ -14146,9 +14146,9 @@ SDValue X86TargetLowering::LowerSELECT(SDValue Op, SelectionDAG &DAG) const {
   }
 
   if (addTest) {
-    // Look pass the truncate if the high bits are known zero.
+    // Look past the truncate if the high bits are known zero.
     if (isTruncWithZeroHighBitsInput(Cond, DAG))
-        Cond = Cond.getOperand(0);
+      Cond = Cond.getOperand(0);
 
     // We know the result of AND is compared against zero. Try to match
     // it to BT.