clang/lib/StaticAnalyzer/Core/BugReporter.cpp: Appease old msvc in std::pair(0, 0).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@174792 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Core/BugReporter.cpp b/lib/StaticAnalyzer/Core/BugReporter.cpp
index f4d5070..6ae73b5 100644
--- a/lib/StaticAnalyzer/Core/BugReporter.cpp
+++ b/lib/StaticAnalyzer/Core/BugReporter.cpp
@@ -1324,7 +1324,8 @@
 
   // Record the last "looping back" diagnostic.  This is used
   // for determining if we should emit a diagnostic for skipped loops.
-  std::pair<const Stmt *, PathDiagnosticEventPiece *> LastLoopDiagnostic(0, 0);
+  std::pair<const Stmt *, PathDiagnosticEventPiece *>
+    LastLoopDiagnostic((Stmt*)0, (PathDiagnosticEventPiece*)0);
 
   const ExplodedNode *NextNode = N->pred_empty() ? NULL : *(N->pred_begin());
   while (NextNode) {