1*67e74705SXin Li // RUN: %clang_cc1 -verify -fsyntax-only %s 2*67e74705SXin Li 3*67e74705SXin Li extern int g0 __attribute__((weak)); 4*67e74705SXin Li extern int g1 __attribute__((weak_import)); 5*67e74705SXin Li int g2 __attribute__((weak)); 6*67e74705SXin Li int g3 __attribute__((weak_import)); // expected-warning {{'weak_import' attribute cannot be specified on a definition}} 7*67e74705SXin Li int __attribute__((weak_import)) g4(void); g5(void)8*67e74705SXin Livoid __attribute__((weak_import)) g5(void) { 9*67e74705SXin Li } 10*67e74705SXin Li 11*67e74705SXin Li struct __attribute__((weak)) s0 {}; // expected-warning {{'weak' attribute only applies to variables and functions}} 12*67e74705SXin Li struct __attribute__((weak_import)) s1 {}; // expected-warning {{'weak_import' attribute only applies to variables and functions}} 13*67e74705SXin Li 14*67e74705SXin Li static int x __attribute__((weak)); // expected-error {{weak declaration cannot have internal linkage}} 15*67e74705SXin Li 16*67e74705SXin Li // rdar://9538608 17*67e74705SXin Li int C; // expected-note {{previous definition is here}} 18*67e74705SXin Li extern int C __attribute__((weak_import)); // expected-warning {{an already-declared variable is made a weak_import declaration}} 19*67e74705SXin Li 20*67e74705SXin Li static int pr14946_x; 21*67e74705SXin Li extern int pr14946_x __attribute__((weak)); // expected-error {{weak declaration cannot have internal linkage}} 22*67e74705SXin Li 23*67e74705SXin Li static void pr14946_f(); 24*67e74705SXin Li void pr14946_f() __attribute__((weak)); // expected-error {{weak declaration cannot have internal linkage}} 25