Try harder to get symbol info
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11846 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DataStructure/Printer.cpp b/lib/Analysis/DataStructure/Printer.cpp
index e25bc4c..6775efe 100644
--- a/lib/Analysis/DataStructure/Printer.cpp
+++ b/lib/Analysis/DataStructure/Printer.cpp
@@ -39,6 +39,9 @@
static std::string getCaption(const DSNode *N, const DSGraph *G) {
std::stringstream OS;
Module *M = 0;
+
+ if (G) G = N->getParentGraph();
+
// Get the module from ONE of the functions in the graph it is available.
if (G && !G->getReturnNodes().empty())
M = G->getReturnNodes().begin()->first->getParent();