r179410 - [analyzer] Makes NewDeleteLeaks checker work independently from NewDelete.

[Anton Yartsev]

Author: ayartsev
Date: Fri Apr 12 15:48:49 2013
New Revision: 179410

URL: http://llvm.org/viewvc/llvm-project?rev=179410&view=rev
Log:
[analyzer] Makes NewDeleteLeaks checker work independently from NewDelete.

Added:
    cfe/trunk/test/Analysis/NewDeleteLeaks-checker-test.cpp
Modified:
    cfe/trunk/lib/StaticAnalyzer/Checkers/MallocChecker.cpp

Modified: cfe/trunk/lib/StaticAnalyzer/Checkers/MallocChecker.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Checkers/MallocChecker.cpp?rev=179410&r1=179409&r2=179410&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Checkers/MallocChecker.cpp (original)
+++ cfe/trunk/lib/StaticAnalyzer/Checkers/MallocChecker.cpp Fri Apr 12 15:48:49 2013
@@ -1091,7 +1091,7 @@ bool MallocChecker::isTrackedByCurrentCh
   }
   case AF_CXXNew:
   case AF_CXXNewArray: {
-    if (!Filter.CNewDeleteChecker)
+    if (!Filter.CNewDeleteChecker && !Filter.CNewDeleteLeaksChecker)
       return false;
     return true;
   }

Added: cfe/trunk/test/Analysis/NewDeleteLeaks-checker-test.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Analysis/NewDeleteLeaks-checker-test.cpp?rev=179410&view=auto
==============================================================================
--- cfe/trunk/test/Analysis/NewDeleteLeaks-checker-test.cpp (added)
+++ cfe/trunk/test/Analysis/NewDeleteLeaks-checker-test.cpp Fri Apr 12 15:48:49 2013
@@ -0,0 +1,28 @@
+// RUN: %clang_cc1 -analyze -analyzer-checker=core,alpha.cplusplus.NewDeleteLeaks -std=c++11 -fblocks -verify %s
+#include "Inputs/system-header-simulator-cxx.h"
+
+//----- Standard non-placement operators
+void testGlobalOpNew() {
+  void *p = operator new(0);
+} // expected-warning{{Potential leak of memory pointed to by 'p'}}
+
+void testGlobalOpNewArray() {
+  void *p = operator new[](0);
+} // expected-warning{{Potential leak of memory pointed to by 'p'}}
+
+void testGlobalNewExpr() {
+  int *p = new int;
+} // expected-warning{{Potential leak of memory pointed to by 'p'}}
+
+void testGlobalNewExprArray() {
+  int *p = new int[0];
+} // expected-warning{{Potential leak of memory pointed to by 'p'}}
+
+//----- Standard nothrow placement operators
+void testGlobalNoThrowPlacementOpNewBeforeOverload() {
+  void *p = operator new(0, std::nothrow);
+} // expected-warning{{Potential leak of memory pointed to by 'p'}}
+
+void testGlobalNoThrowPlacementExprNewBeforeOverload() {
+  int *p = new(std::nothrow) int;
+} // expected-warning{{Potential leak of memory pointed to by 'p'}}