Fix bug in BugReporter::RemoveUneededCalls() where "prunable"
PathDiagnosticEventPieces were *always* pruned.  Instead, they
are suppose to only be pruned if the entire call gets pruned.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@163460 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Core/BugReporter.cpp b/lib/StaticAnalyzer/Core/BugReporter.cpp
index 68cc7d8..80ece9a 100644
--- a/lib/StaticAnalyzer/Core/BugReporter.cpp
+++ b/lib/StaticAnalyzer/Core/BugReporter.cpp
@@ -158,9 +158,7 @@
         PathDiagnosticEventPiece *event = cast<PathDiagnosticEventPiece>(piece);
         // We never throw away an event, but we do throw it away wholesale
         // as part of a path if we throw the entire path away.
-        if (event->isPrunable())
-          continue;
-        containsSomethingInteresting = true;
+        containsSomethingInteresting |= !event->isPrunable();
         break;
       }
       case PathDiagnosticPiece::ControlFlow:
diff --git a/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp b/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
index 6b7fc4a..0d0006c 100644
--- a/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
+++ b/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
@@ -631,8 +631,7 @@
                                                        BugReporterContext &BRC,
                                                        BugReport &BR) {
   
-  const ProgramPoint &progPoint = N->getLocation();
-
+  ProgramPoint progPoint = N->getLocation();
   ProgramStateRef CurrentState = N->getState();
   ProgramStateRef PrevState = Prev->getState();