detabify llvm, patch by Mike Stump!

llvm-svn: 48577
diff --git a/llvm/utils/TableGen/CodeGenDAGPatterns.cpp b/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
index e5d70cd..a570c8f 100644
--- a/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
+++ b/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
@@ -562,9 +562,9 @@
   if (isLeaf()) {
     if (DefInit *DI = dynamic_cast<DefInit*>(getLeafValue())) {
       if (DefInit *NDI = dynamic_cast<DefInit*>(N->getLeafValue())) {
-	return ((DI->getDef() == NDI->getDef())
-	        && (DepVars.find(getName()) == DepVars.end()
-		    || getName() == N->getName()));
+        return ((DI->getDef() == NDI->getDef())
+                && (DepVars.find(getName()) == DepVars.end()
+                    || getName() == N->getName()));
       }
     }
     return getLeafValue() == N->getLeafValue();