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
operator new[](std::size_t size)10 void *operator new[](std::size_t size) throw() { return allocator(size); }
operator new(std::size_t size)11 void *operator new(std::size_t size) throw() { return allocator(size); }
operator new(std::size_t size,const std::nothrow_t & nothrow)12 void *operator new(std::size_t size, const std::nothrow_t ¬hrow) 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
testNewMethod()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
testOpNewArray()28 void testOpNewArray() {
29 void *p = operator new[](0); // call is inlined, no warn
30 }
31
testNewExprArray()32 void testNewExprArray() {
33 int *p = new int[0]; // no-warning
34 }
35
36
37 //----- Custom non-placement operators
testOpNew()38 void testOpNew() {
39 void *p = operator new(0); // call is inlined, no warn
40 }
41
testNewExpr()42 void testNewExpr() {
43 int *p = new int; // no-warning
44 }
45
46 //----- Custom NoThrow placement operators
testOpNewNoThrow()47 void testOpNewNoThrow() {
48 void *p = operator new(0, std::nothrow); // call is inlined, no warn
49 }
50
testNewExprNoThrow()51 void testNewExprNoThrow() {
52 int *p = new(std::nothrow) int; // no-warning
53 }
54
55 //----- Custom placement operators
testOpNewPlacement()56 void testOpNewPlacement() {
57 void *p = operator new(0, 0.1); // no warn
58 }
59
testNewExprPlacement()60 void testNewExprPlacement() {
61 int *p = new(0.1) int; // no warn
62 }
63