Disable diagnosic path pruning for ReturnUndefChecker.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@157851 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Checkers/ReturnUndefChecker.cpp b/lib/StaticAnalyzer/Checkers/ReturnUndefChecker.cpp
index 7b1f0b1..0851836 100644
--- a/lib/StaticAnalyzer/Checkers/ReturnUndefChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/ReturnUndefChecker.cpp
@@ -53,6 +53,7 @@
   BugReport *report = 
     new BugReport(*BT, BT->getDescription(), N);
 
+  report->disablePathPruning();
   report->addRange(RetE->getSourceRange());
   report->addVisitor(bugreporter::getTrackNullOrUndefValueVisitor(N, RetE,
                                                                   report));