1 // RUN: %clang_analyze_cc1 -analyzer-checker=core,cplusplus.NewDelete,cplusplus.NewDeleteLeaks,unix.Malloc -std=c++11 -fblocks -verify %s
2 // RUN: %clang_analyze_cc1 -analyzer-checker=core,cplusplus.NewDelete,cplusplus.NewDeleteLeaks,unix.Malloc -std=c++11 -fblocks -verify %s -analyzer-config c++-allocator-inlining=false
3 #include "Inputs/system-header-simulator-cxx.h"
4 
5 // expected-no-diagnostics
6 
7 
8 void *allocator(std::size_t size);
9 
10 void *operator new[](std::size_t size) throw() { return allocator(size); }
11 void *operator new(std::size_t size) throw() { return allocator(size); }
12 void *operator new(std::size_t size, const std::nothrow_t &nothrow) throw() { return allocator(size); }
13 void *operator new(std::size_t, double d);
14 
15 class C {
16 public:
17   void *operator new(std::size_t);
18 };
19 
20 void testNewMethod() {
21   void *p1 = C::operator new(0); // no warn
22 
23   C *p2 = new C; // no-warning
24 
25   C *c3 = ::new C; // no-warning
26 }
27 
28 void testOpNewArray() {
29   void *p = operator new[](0); // call is inlined, no warn
30 }
31 
32 void testNewExprArray() {
33   int *p = new int[0]; // no-warning
34 }
35 
36 
37 //----- Custom non-placement operators
38 void testOpNew() {
39   void *p = operator new(0); // call is inlined, no warn
40 }
41 
42 void testNewExpr() {
43   int *p = new int; // no-warning
44 }
45 
46 //----- Custom NoThrow placement operators
47 void testOpNewNoThrow() {
48   void *p = operator new(0, std::nothrow); // call is inlined, no warn
49 }
50 
51 void testNewExprNoThrow() {
52   int *p = new(std::nothrow) int; // no-warning
53 }
54 
55 //----- Custom placement operators
56 void testOpNewPlacement() {
57   void *p = operator new(0, 0.1); // no warn
58 }
59 
60 void testNewExprPlacement() {
61   int *p = new(0.1) int; // no warn
62 }
63