[analyzer] Adds cplusplus.NewDelete checker that check for memory leaks, double free, and use-after-free problems of memory managed by new/delete.

llvm-svn: 177849

1 files changed, 24 insertions, 0 deletions

diff --git a/clang/test/Analysis/Inputs/system-header-simulator-cxx.h b/clang/test/Analysis/Inputs/system-header-simulator-cxx.h
index faca0b41aa6..03de527a02d 100644
--- a/clang/test/Analysis/Inputs/system-header-simulator-cxx.h
+++ b/clang/test/Analysis/Inputs/system-header-simulator-cxx.h
@@ -59,4 +59,28 @@ namespace std {
       return 0;
     }
   };
+
+  class bad_alloc : public exception {
+    public:
+    bad_alloc() throw();
+    bad_alloc(const bad_alloc&) throw();
+    bad_alloc& operator=(const bad_alloc&) throw();
+    virtual const char* what() const throw() {
+      return 0;
+    }
+  };
+
+  struct nothrow_t {};
+
+  extern const nothrow_t nothrow;
 }
+
+void* operator new(std::size_t, const std::nothrow_t&) throw();
+void* operator new[](std::size_t, const std::nothrow_t&) throw();
+void operator delete(void*, const std::nothrow_t&) throw();
+void operator delete[](void*, const std::nothrow_t&) throw();
+
+void* operator new (std::size_t size, void* ptr) throw() { return ptr; };
+void* operator new[] (std::size_t size, void* ptr) throw() { return ptr; };
+void operator delete (void* ptr, void*) throw() {};
+void operator delete[] (void* ptr, void*) throw() {};