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
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
// RUN: %check_clang_tidy %s cert-err58-cpp %t -- -- -std=c++11 -target x86_64-pc-linux-gnu
struct S {
S() noexcept(false);
};
struct T {
T() noexcept;
};
struct U {
U() {}
};
struct V {
explicit V(const char *) {} // Can throw
};
struct Cleanup {
~Cleanup() {}
};
struct W {
W(Cleanup c = {}) noexcept(false);
};
struct X {
X(S = {}) noexcept;
};
struct Y {
S s;
};
struct Z {
T t;
};
int f();
int g() noexcept(false);
int h() noexcept(true);
struct UserConv_Bad {
operator int() noexcept(false);
};
struct UserConv_Good {
operator int() noexcept;
};
UserConv_Bad some_bad_func() noexcept;
UserConv_Good some_good_func() noexcept;
S s;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 's' with static storage duration may throw an exception that cannot be caught [cert-err58-cpp]
// CHECK-MESSAGES: 4:3: note: possibly throwing constructor declared here
T t; // ok
U u;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 'u' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 12:3: note: possibly throwing constructor declared here
V v("v");
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 'v' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 16:12: note: possibly throwing constructor declared here
W w;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 'w' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 24:3: note: possibly throwing constructor declared here
X x1(S{});
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 'x1' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 4:3: note: possibly throwing constructor declared here
X x2;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 'x2' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 4:3: note: possibly throwing constructor declared here
Y y;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 'y' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 31:8: note: possibly throwing constructor declared here
Z z;
int i = f();
// CHECK-MESSAGES: :[[@LINE-1]]:5: warning: initialization of 'i' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 39:5: note: possibly throwing function declared here
int j = g();
// CHECK-MESSAGES: :[[@LINE-1]]:5: warning: initialization of 'j' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 40:5: note: possibly throwing function declared here
int k = h();
int l = some_bad_func();
// CHECK-MESSAGES: :[[@LINE-1]]:5: warning: initialization of 'l' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 44:3: note: possibly throwing function declared here
int m = some_good_func();
typedef decltype(sizeof(int)) size_t;
inline void *operator new(size_t sz, void *here) noexcept { return here; }
char n[sizeof(int)];
int *o = new (n) int();
int *p = new int();
// CHECK-MESSAGES: :[[@LINE-1]]:6: warning: initialization of 'p' with static storage duration may throw an exception that cannot be caught
thread_local S s3;
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: initialization of 's3' with thread_local storage duration may throw an exception that cannot be caught
thread_local T t3; // ok
thread_local U u3;
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: initialization of 'u3' with thread_local storage duration may throw an exception that cannot be caught
thread_local V v3("v");
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: initialization of 'v3' with thread_local storage duration may throw an exception that cannot be caught
thread_local W w3;
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: initialization of 'w3' with thread_local storage duration may throw an exception that cannot be caught
void f(S s1, T t1, U u1, V v1, W w1) { // ok, ok, ok, ok, ok
S s2; // ok
T t2; // ok
U u2; // ok
V v2("v"); // ok
W w2; // ok
thread_local S s3; // ok
thread_local T t3; // ok
thread_local U u3; // ok
thread_local V v3("v"); // ok
thread_local W w3; // ok
static S s4; // ok
static T t4; // ok
static U u4; // ok
static V v4("v"); // ok
static W w4; // ok
}
namespace {
S s;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 's' with static storage duration may throw an exception that cannot be caught [cert-err58-cpp]
// CHECK-MESSAGES: 4:3: note: possibly throwing constructor declared here
T t; // ok
U u;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 'u' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 12:3: note: possibly throwing constructor declared here
V v("v");
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 'v' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 16:12: note: possibly throwing constructor declared here
W w;
// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: initialization of 'w' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 24:3: note: possibly throwing constructor declared here
thread_local S s3;
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: initialization of 's3' with thread_local storage duration may throw an exception that cannot be caught
thread_local T t3; // ok
thread_local U u3;
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: initialization of 'u3' with thread_local storage duration may throw an exception that cannot be caught
thread_local V v3("v");
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: initialization of 'v3' with thread_local storage duration may throw an exception that cannot be caught
thread_local W w3;
// CHECK-MESSAGES: :[[@LINE-1]]:16: warning: initialization of 'w3' with thread_local storage duration may throw an exception that cannot be caught
};
class Statics {
static S s; // warn when initialized
static T t; // ok
static U u; // warn when initialized
static V v; // warn when initialized
static W w; // warn when initialized
void f(S s, T t, U u, V v) {
S s2; // ok
T t2; // ok
U u2; // ok
V v2("v"); // ok
W w2; // ok
thread_local S s3; // ok
thread_local T t3; // ok
thread_local U u3; // ok
thread_local V v3("v"); // ok
thread_local W w3; // ok
static S s4; // ok
static T t4; // ok
static U u4; // ok
static V v4("v"); // ok
static W w4; // ok
}
};
S Statics::s;
// CHECK-MESSAGES: :[[@LINE-1]]:12: warning: initialization of 's' with static storage duration may throw an exception that cannot be caught [cert-err58-cpp]
// CHECK-MESSAGES: 4:3: note: possibly throwing constructor declared here
T Statics::t;
U Statics::u;
// CHECK-MESSAGES: :[[@LINE-1]]:12: warning: initialization of 'u' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 12:3: note: possibly throwing constructor declared here
V Statics::v("v");
// CHECK-MESSAGES: :[[@LINE-1]]:12: warning: initialization of 'v' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 16:12: note: possibly throwing constructor declared here
W Statics::w;
// CHECK-MESSAGES: :[[@LINE-1]]:12: warning: initialization of 'w' with static storage duration may throw an exception that cannot be caught
// CHECK-MESSAGES: 24:3: note: possibly throwing constructor declared here
|
