The flag "--dot-cfg-only" is at the moment equivalent to the flag "--dot-cfg".
It prints the content of all bbs, instead of printing empty bbs to make the
CFG more readable.  Fix this.  Patch by Tobias Grosser.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82315 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/CFGPrinter.cpp b/lib/Analysis/CFGPrinter.cpp
index 03cfb9d..6fed400 100644
--- a/lib/Analysis/CFGPrinter.cpp
+++ b/lib/Analysis/CFGPrinter.cpp
@@ -110,7 +110,7 @@
     CFGOnlyViewer() : FunctionPass(&ID) {}
 
     virtual bool runOnFunction(Function &F) {
-      F.viewCFG();
+      F.viewCFGOnly();
       return false;
     }