[analyzer] NFC: Move getStmt() and createEndOfPath() out of PathDiagnostic.

These static functions deal with ExplodedNodes which is something we don't want
the PathDiagnostic interface to know anything about, as it's planned to be
moved out of libStaticAnalyzerCore.

Differential Revision: https://reviews.llvm.org/D67382

llvm-svn: 371659

2 files changed, 6 insertions, 7 deletions

diff --git a/clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountDiagnostics.cpp b/clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountDiagnostics.cpp
index d3c60112ab7..9853758f7f2 100644
--- a/clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountDiagnostics.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountDiagnostics.cpp
@@ -738,11 +738,7 @@ RefLeakReportVisitor::getEndPath(BugReporterContext &BRC,
   const MemRegion* FirstBinding = AllocI.R;
   BR.markInteresting(AllocI.InterestingMethodContext);
 
-  // Compute an actual location for the leak.  Sometimes a leak doesn't
-  // occur at an actual statement (e.g., transition between blocks; end
-  // of function) so we need to walk the graph and compute a real location.
-  const ExplodedNode *LeakN = EndN;
-  PathDiagnosticLocation L = PathDiagnosticLocation::createEndOfPath(LeakN);
+  PathDiagnosticLocation L = cast<RefLeakReport>(BR).getEndOfPath();
 
   std::string sbuf;
   llvm::raw_string_ostream os(sbuf);
@@ -872,7 +868,7 @@ void RefLeakReport::deriveAllocLocation(CheckerContext &Ctx,
   // FIXME: This will crash the analyzer if an allocation comes from an
   // implicit call (ex: a destructor call).
   // (Currently there are no such allocations in Cocoa, though.)
-  AllocStmt = PathDiagnosticLocation::getStmt(AllocNode);
+  AllocStmt = AllocNode->getStmtForDiagnostics();
 
   if (!AllocStmt) {
     AllocBinding = nullptr;
diff --git a/clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountDiagnostics.h b/clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountDiagnostics.h
index 323b50ad9f0..3b212127c96 100644
--- a/clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountDiagnostics.h
+++ b/clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountDiagnostics.h
@@ -90,11 +90,14 @@ class RefLeakReport : public RefCountReport {
 public:
   RefLeakReport(const RefCountBug &D, const LangOptions &LOpts, ExplodedNode *n,
                 SymbolRef sym, CheckerContext &Ctx);
-
   PathDiagnosticLocation getLocation() const override {
     assert(Location.isValid());
     return Location;
   }
+
+  PathDiagnosticLocation getEndOfPath() const {
+    return PathSensitiveBugReport::getLocation();
+  }
 };
 
 } // end namespace retaincountchecker