1// RUN: %check_clang_tidy %s misc-non-copyable-objects %t
2
3namespace std {
4typedef struct FILE {} FILE;
5}
6using namespace std;
7
8// CHECK-MESSAGES: :[[@LINE+1]]:18: warning: 'f' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'? [misc-non-copyable-objects]
9void g(std::FILE f);
10
11struct S {
12 // CHECK-MESSAGES: :[[@LINE+1]]:10: warning: 'f' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'?
13 ::FILE f;
14};
15
16void func(FILE *f) {
17 // CHECK-MESSAGES: :[[@LINE+1]]:13: warning: 'f1' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'?
18 std::FILE f1; // match
19 // CHECK-MESSAGES: :[[@LINE+2]]:10: warning: 'f2' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'?
20 // CHECK-MESSAGES: :[[@LINE+1]]:15: warning: expression has opaque data structure type 'FILE'; type should only be used as a pointer and not dereferenced
21 ::FILE f2 = *f; // match, match
22 // CHECK-MESSAGES: :[[@LINE+1]]:15: warning: 'f3' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'?
23 struct FILE f3; // match
24 // CHECK-MESSAGES: :[[@LINE+1]]:16: warning: expression has opaque data structure type 'FILE'; type should only be used as a pointer and not dereferenced
25 (void)sizeof(*f); // match
26}
27

source code of clang-tools-extra/test/clang-tidy/checkers/misc/non-copyable-objects.cpp