1 // RUN: %clang_cc1 -triple s390x-linux-gnu -fsyntax-only -verify %s
2 
3 // expected-warning@+1 {{unknown attribute 'function_return' ignored}}
4 __attribute__((function_return("keep"))) void x(void) {}
5 
6 // expected-warning@+1 {{unknown attribute 'function_return' ignored}}
7 __attribute__((function_return("thunk"))) void y(void) {}
8 
9 // expected-warning@+1 {{unknown attribute 'function_return' ignored}}
10 __attribute__((function_return("thunk-inline"))) void z(void) {}
11 
12 // expected-warning@+1 {{unknown attribute 'function_return' ignored}}
13 __attribute__((function_return("thunk-extern"))) void w(void) {}
14 
15 // expected-warning@+1 {{unknown attribute 'function_return' ignored}}
16 __attribute__((function_return("invalid"))) void v(void) {}
17