Fix grammar and correct comment - the debug information wasn't incorrect, rather...

llvm-svn: 268211

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 12aab9d..5486414 100644 (file)
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -971,8 +971,8 @@ SDNode *SelectionDAG::FindNodeOrInsertPos(const FoldingSetNodeID &ID,
     case ISD::Constant:
     case ISD::ConstantFP:
       // Erase debug location from the node if the node is used at several
-      // different places to do not propagate one location to all uses as it
-      // leads to incorrect debug info.
+      // different places. Do not propagate one location to all uses as it
+      // will cause a worse single stepping debugging experience.
       if (N->getDebugLoc() != DL)
         N->setDebugLoc(DebugLoc());
       break;