1 // RUN: %clang_cc1 -verify -fsyntax-only %s
2 
3 int bar();
4 
5 [[gnu::always_inline]] void always_inline_fn(void) {}
6 [[gnu::flatten]] void flatten_fn(void) {}
7 
8 [[gnu::noinline]] void noinline_fn(void) {}
9 
10 void foo() {
11   [[clang::always_inline]] bar();
12   [[clang::always_inline(0)]] bar(); // expected-error {{'always_inline' attribute takes no arguments}}
13   int x;
14   [[clang::always_inline]] int i = bar();  // expected-warning {{'always_inline' attribute only applies to functions and statements}}
15   [[clang::always_inline]] x = 0;          // expected-warning {{'always_inline' attribute is ignored because there exists no call expression inside the statement}}
16   [[clang::always_inline]] { asm("nop"); } // expected-warning {{'always_inline' attribute is ignored because there exists no call expression inside the statement}}
17   [[clang::always_inline]] label : x = 1;  // expected-warning {{'always_inline' attribute only applies to functions and statements}}
18 
19   [[clang::always_inline]] always_inline_fn();
20   [[clang::always_inline]] noinline_fn(); // expected-warning {{statement attribute 'always_inline' has higher precedence than function attribute 'noinline'}}
21   [[clang::always_inline]] flatten_fn();  // expected-warning {{statement attribute 'always_inline' has higher precedence than function attribute 'flatten'}}
22 
23   [[gnu::always_inline]] bar();         // expected-warning {{attribute is ignored on this statement as it only applies to functions; use '[[clang::always_inline]]' on statements}}
24   __attribute__((always_inline)) bar(); // expected-warning {{attribute is ignored on this statement as it only applies to functions; use '[[clang::always_inline]]' on statements}}
25 }
26 
27 [[clang::always_inline]] static int i = bar(); // expected-warning {{'always_inline' attribute only applies to functions and statements}}
28