attr-deprecated.c revision d7d5f0223bd30dfd618762349c6209dd1d5ea3e6
1// RUN: clang-cc %s -verify -fsyntax-only 2 3int f() __attribute__((deprecated)); 4void g() __attribute__((deprecated)); 5void g(); 6 7void z() __attribute__((bogusattr)); // expected-warning {{'bogusattr' attribute ignored}} 8 9extern int var __attribute__((deprecated)); 10 11int a() { 12 int (*ptr)() = f; // expected-warning {{'f' is deprecated}} 13 f(); // expected-warning {{'f' is deprecated}} 14 15 // test if attributes propagate to functions 16 g(); // expected-warning {{'g' is deprecated}} 17 18 return var; // expected-warning {{'var' is deprecated}} 19} 20 21// test if attributes propagate to variables 22extern int var; 23int w() { 24 return var; // expected-warning {{'var' is deprecated}} 25} 26 27int old_fn() __attribute__ ((deprecated)); 28int old_fn(); 29int (*fn_ptr)() = old_fn; // expected-warning {{'old_fn' is deprecated}} 30 31int old_fn() { 32 return old_fn()+1; // no warning, deprecated functions can use deprecated symbols. 33} 34 35 36struct foo { 37 int x __attribute__((deprecated)); 38}; 39 40void test1(struct foo *F) { 41 ++F->x; // expected-warning {{'x' is deprecated}} 42} 43 44typedef struct foo foo_dep __attribute__((deprecated)); 45foo_dep *test2; // expected-warning {{'foo_dep' is deprecated}} 46