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