// RUN: %check_clang_tidy %s misc-non-copyable-objects %t typedef struct FILE {} FILE; typedef struct pthread_cond_t {} pthread_cond_t; typedef int pthread_mutex_t; // CHECK-MESSAGES: :[[@LINE+1]]:13: warning: 'f' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'? [misc-non-copyable-objects] void g(FILE f); // CHECK-MESSAGES: :[[@LINE+1]]:24: warning: 'm' declared as type 'pthread_mutex_t', which is unsafe to copy; did you mean 'pthread_mutex_t *'? void h(pthread_mutex_t m); // CHECK-MESSAGES: :[[@LINE+1]]:23: warning: 'c' declared as type 'pthread_cond_t', which is unsafe to copy; did you mean 'pthread_cond_t *'? void i(pthread_cond_t c); struct S { pthread_cond_t c; // ok // CHECK-MESSAGES: :[[@LINE+1]]:8: warning: 'f' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'? FILE f; }; void func(FILE *f) { // CHECK-MESSAGES: :[[@LINE+1]]:8: warning: 'f1' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'? FILE f1; // match // CHECK-MESSAGES: :[[@LINE+2]]:8: warning: 'f2' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'? // CHECK-MESSAGES: :[[@LINE+1]]:13: warning: expression has opaque data structure type 'FILE'; type should only be used as a pointer and not dereferenced FILE f2 = *f; // CHECK-MESSAGES: :[[@LINE+1]]:15: warning: 'f3' declared as type 'FILE', which is unsafe to copy; did you mean 'FILE *'? struct FILE f3; // CHECK-MESSAGES: :[[@LINE+1]]:16: warning: expression has opaque data structure type 'FILE'; type should only be used as a pointer and not dereferenced (void)sizeof(*f); (void)sizeof(FILE); // CHECK-MESSAGES: :[[@LINE+1]]:5: warning: expression has opaque data structure type 'FILE'; type should only be used as a pointer and not dereferenced g(*f); pthread_mutex_t m; // ok h(m); // ok pthread_cond_t c; // ok i(c); // ok pthread_mutex_t *m1 = &m; // ok // CHECK-MESSAGES: :[[@LINE+1]]:5: warning: expression has opaque data structure type 'pthread_mutex_t'; type should only be used as a pointer and not dereferenced h(*m1); }