133 lines · c
1// RUN: %clang_cc1 %s -verify -fsyntax-only2// RUN: %clang_cc1 %s -std=c89 -verify -fsyntax-only3// RUN: %clang_cc1 %s -std=c99 -verify -fsyntax-only4 5int f(void) __attribute__((deprecated)); // expected-note 2 {{'f' has been explicitly marked deprecated here}}6void g(void) __attribute__((deprecated));// expected-note {{'g' has been explicitly marked deprecated here}}7void g(void); 8 9extern int var __attribute__((deprecated)); // expected-note 2 {{'var' has been explicitly marked deprecated here}}10 11int a(void) {12 int (*ptr)(void) = f; // expected-warning {{'f' is deprecated}}13 f(); // expected-warning {{'f' is deprecated}}14 15 // test if attributes propagate to functions16 g(); // expected-warning {{'g' is deprecated}}17 18 return var; // expected-warning {{'var' is deprecated}}19}20 21// test if attributes propagate to variables22extern int var; 23int w(void) {24 return var; // expected-warning {{'var' is deprecated}}25}26 27int old_fn(void) __attribute__ ((deprecated));// expected-note {{'old_fn' has been explicitly marked deprecated here}}28int old_fn(void); 29int (*fn_ptr)(void) = old_fn; // expected-warning {{'old_fn' is deprecated}}30 31int old_fn(void) {32 return old_fn()+1; // no warning, deprecated functions can use deprecated symbols.33}34 35 36struct foo {37 int x __attribute__((deprecated)); // expected-note 3 {{'x' has been explicitly marked deprecated here}}38};39 40void test1(struct foo *F) {41 ++F->x; // expected-warning {{'x' is deprecated}}42 struct foo f1 = { .x = 17 }; // expected-warning {{'x' is deprecated}}43 struct foo f2 = { 17 }; // expected-warning {{'x' is deprecated}}44}45 46typedef struct foo foo_dep __attribute__((deprecated)); // expected-note 12 {{'foo_dep' has been explicitly marked deprecated here}}47foo_dep *test2; // expected-warning {{'foo_dep' is deprecated}}48 49struct __attribute__((deprecated, // expected-note 2 {{'bar_dep' has been explicitly marked deprecated here}}50 invalid_attribute)) bar_dep ; // expected-warning {{unknown attribute 'invalid_attribute' ignored}} 51 52struct bar_dep *test3; // expected-warning {{'bar_dep' is deprecated}}53 54 55// These should not warn because the actually declaration itself is deprecated.56foo_dep *test4 __attribute__((deprecated));57struct bar_dep *test5 __attribute__((deprecated));58 59typedef foo_dep test6(struct bar_dep*); // expected-warning {{'foo_dep' is deprecated}} \60 // expected-warning {{'bar_dep' is deprecated}}61typedef foo_dep test7(struct bar_dep*) __attribute__((deprecated));62 63int test8(char *p) {64 p += sizeof(foo_dep); // expected-warning {{'foo_dep' is deprecated}}65 66 foo_dep *ptr; // expected-warning {{'foo_dep' is deprecated}}67 ptr = (foo_dep*) p; // expected-warning {{'foo_dep' is deprecated}}68 69 int func(foo_dep *foo); // expected-warning {{'foo_dep' is deprecated}}70 return func(ptr);71}72 73foo_dep *test9(void) __attribute__((deprecated));74foo_dep *test9(void) {75 void* myalloc(unsigned long);76 77 foo_dep *ptr78 = (foo_dep*)79 myalloc(sizeof(foo_dep));80 return ptr;81}82 83void test10(void) __attribute__((deprecated));84void test10(void) {85 if (sizeof(foo_dep) == sizeof(void*)) {86 }87 foo_dep *localfunc(void);88 foo_dep localvar;89}90 91char test11[sizeof(foo_dep)] __attribute__((deprecated));92char test12[sizeof(foo_dep)]; // expected-warning {{'foo_dep' is deprecated}}93 94int test13(foo_dep *foo) __attribute__((deprecated));95int test14(foo_dep *foo); // expected-warning {{'foo_dep' is deprecated}}96 97unsigned long test15 = sizeof(foo_dep); // expected-warning {{'foo_dep' is deprecated}}98unsigned long test16 __attribute__((deprecated))99 = sizeof(foo_dep);100 101foo_dep test17, // expected-warning {{'foo_dep' is deprecated}}102 test18 __attribute__((deprecated)),103 test19;104 105enum __attribute__((deprecated)) Test20 { // expected-note 2 {{'Test20' has been explicitly marked deprecated here}}106 test20_a __attribute__((deprecated)), // expected-note {{'test20_a' has been explicitly marked deprecated here}}107 test20_b108};109void test20(void) {110 enum Test20 f; // expected-warning {{'Test20' is deprecated}}111 f = test20_a; // expected-warning {{'test20_a' is deprecated}}112 f = test20_b; // expected-warning {{'test20_b' is deprecated}}113}114 115char test21[__has_feature(attribute_deprecated_with_message) ? 1 : -1];116 117struct test22 {118 foo_dep a __attribute((deprecated));119 foo_dep b; // expected-warning {{'foo_dep' is deprecated}}120 foo_dep c, d __attribute((deprecated)); // expected-warning {{'foo_dep' is deprecated}}121 __attribute((deprecated)) foo_dep e, f;122};123 124typedef int test23_ty __attribute((deprecated)); 125// Redefining a typedef is a C11 feature.126#if __STDC_VERSION__ <= 199901L127// expected-note@-3 {{'test23_ty' has been explicitly marked deprecated here}}128#else129// expected-note@-5 {{'test23_ty' has been explicitly marked deprecated here}}130typedef int test23_ty; 131#endif132test23_ty test23_v; // expected-warning {{'test23_ty' is deprecated}}133