summaryrefslogtreecommitdiffstats
path: root/test/clang-tidy/readability-redundant-smartptr-get-msvc.cpp
blob: bd8990a27b263769a61d60988fc4cb0bc7c936d8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
// RUN: %check_clang_tidy %s readability-redundant-smartptr-get %t

#define NULL __null

namespace std {

// MSVC headers define operator templates instead of plain operators.

template <typename T>
struct unique_ptr {
  template <typename T2 = T>
  T2& operator*() const;
  template <typename T2 = T>
  T2* operator->() const;
  T* get() const;
  explicit operator bool() const noexcept;
};

template <typename T>
struct shared_ptr {
  template <typename T2 = T>
  T2& operator*() const;
  template <typename T2 = T>
  T2* operator->() const;
  T* get() const;
  explicit operator bool() const noexcept;
};

}  // namespace std

struct Bar {
  void Do();
  void ConstDo() const;
};

void Positive() {
  std::unique_ptr<Bar>* up;
  (*up->get()).Do();
  // CHECK-MESSAGES: :[[@LINE-1]]:5: warning: redundant get() call
  // CHECK-MESSAGES: (*up->get()).Do();
  // CHECK-FIXES: (**up).Do();

  std::unique_ptr<int> uu;
  std::shared_ptr<double> *ss;
  bool bb = uu.get() == nullptr;
  // CHECK-MESSAGES: :[[@LINE-1]]:13: warning: redundant get() call
  // CHECK-MESSAGES: uu.get() == nullptr;
  // CHECK-FIXES: bool bb = uu == nullptr;

  if (up->get());
  // CHECK-MESSAGES: :[[@LINE-1]]:7: warning: redundant get() call
  // CHECK-MESSAGES: if (up->get());
  // CHECK-FIXES: if (*up);
  if ((uu.get()));
  // CHECK-MESSAGES: :[[@LINE-1]]:8: warning: redundant get() call
  // CHECK-MESSAGES: if ((uu.get()));
  // CHECK-FIXES: if ((uu));
  bb = !ss->get();
  // CHECK-MESSAGES: :[[@LINE-1]]:9: warning: redundant get() call
  // CHECK-MESSAGES: bb = !ss->get();
  // CHECK-FIXES: bb = !*ss;

  bb = nullptr != ss->get();
  // CHECK-MESSAGES: :[[@LINE-1]]:19: warning: redundant get() call
  // CHECK-MESSAGES: nullptr != ss->get();
  // CHECK-FIXES: bb = nullptr != *ss;

  bb = std::unique_ptr<int>().get() == NULL;
  // CHECK-MESSAGES: :[[@LINE-1]]:8: warning: redundant get() call
  // CHECK-MESSAGES: bb = std::unique_ptr<int>().get() == NULL;
  // CHECK-FIXES: bb = std::unique_ptr<int>() == NULL;
  bb = ss->get() == NULL;
  // CHECK-MESSAGES: :[[@LINE-1]]:8: warning: redundant get() call
  // CHECK-MESSAGES: bb = ss->get() == NULL;
  // CHECK-FIXES: bb = *ss == NULL;

  std::unique_ptr<int> x, y;
  if (x.get() == nullptr);
  // CHECK-MESSAGES: :[[@LINE-1]]:7: warning: redundant get() call
  // CHECK-MESSAGES: if (x.get() == nullptr);
  // CHECK-FIXES: if (x == nullptr);
  if (nullptr == y.get());
  // CHECK-MESSAGES: :[[@LINE-1]]:18: warning: redundant get() call
  // CHECK-MESSAGES: if (nullptr == y.get());
  // CHECK-FIXES: if (nullptr == y);
  if (x.get() == NULL);
  // CHECK-MESSAGES: :[[@LINE-1]]:7: warning: redundant get() call
  // CHECK-MESSAGES: if (x.get() == NULL);
  // CHECK-FIXES: if (x == NULL);
  if (NULL == x.get());
  // CHECK-MESSAGES: :[[@LINE-1]]:15: warning: redundant get() call
  // CHECK-MESSAGES: if (NULL == x.get());
  // CHECK-FIXES: if (NULL == x);
}