[C++11] Convert sort predicates into lambdas.

No functionality change.

llvm-svn: 203289
diff --git a/clang/lib/Analysis/ReachableCode.cpp b/clang/lib/Analysis/ReachableCode.cpp
index 47f8f2b..1e5aa122 100644
--- a/clang/lib/Analysis/ReachableCode.cpp
+++ b/clang/lib/Analysis/ReachableCode.cpp
@@ -400,15 +400,6 @@
   return 0;
 }
 
-static int SrcCmp(const std::pair<const CFGBlock *, const Stmt *> *p1,
-                  const std::pair<const CFGBlock *, const Stmt *> *p2) {
-  if (p1->second->getLocStart() < p2->second->getLocStart())
-    return -1;
-  if (p2->second->getLocStart() < p1->second->getLocStart())
-    return 1;
-  return 0;
-}
-
 unsigned DeadCodeScan::scanBackwards(const clang::CFGBlock *Start,
                                      clang::reachable_code::Callback &CB) {
 
@@ -457,7 +448,13 @@
   // If we didn't find a dead root, then report the dead code with the
   // earliest location.
   if (!DeferredLocs.empty()) {
-    llvm::array_pod_sort(DeferredLocs.begin(), DeferredLocs.end(), SrcCmp);
+    llvm::array_pod_sort(DeferredLocs.begin(), DeferredLocs.end(),
+                         [](const DeferredLocsTy::value_type *p1,
+                            const DeferredLocsTy::value_type *p2) {
+      if (p1->second->getLocStart() != p2->second->getLocStart())
+        return p1->second->getLocStart() < p2->second->getLocStart() ? -1 : 1;
+      return 0;
+    });
     for (DeferredLocsTy::iterator I = DeferredLocs.begin(),
          E = DeferredLocs.end(); I != E; ++I) {
       const CFGBlock *Block = I->first;