1 // RUN: %clang_cc1 -fsyntax-only -verify %s
5 #define ATTR __attribute__ ((__sentinel__))
8 - (void) foo1 : (int)x, ... ATTR; // expected-note {{method has been explicitly marked sentinel here}}
9 - (void) foo3 : (int)x __attribute__ ((__sentinel__)) ; // expected-warning {{'sentinel' attribute only supported for variadic functions}}
10 - (void) foo5 : (int)x, ... __attribute__ ((__sentinel__(1))); // expected-note {{method has been explicitly marked sentinel here}}
11 - (void) foo6 : (int)x, ... __attribute__ ((__sentinel__(5))); // expected-note {{method has been explicitly marked sentinel here}}
12 - (void) foo7 : (int)x, ... __attribute__ ((__sentinel__(0))); // expected-note {{method has been explicitly marked sentinel here}}
13 - (void) foo8 : (int)x, ... __attribute__ ((__sentinel__("a"))); // expected-error {{'__sentinel__' attribute requires parameter 1 to be an integer constant}}
14 - (void) foo9 : (int)x, ... __attribute__ ((__sentinel__(-1))); // expected-error {{'sentinel' parameter 1 less than zero}}
15 - (void) foo10 : (int)x, ... __attribute__ ((__sentinel__(1,1)));
16 - (void) foo11 : (int)x, ... __attribute__ ((__sentinel__(1,1,3))); // expected-error {{'__sentinel__' attribute takes no more than 2 arguments}}
17 - (void) foo12 : (int)x, ... ATTR; // expected-note {{method has been explicitly marked sentinel here}}
19 - (id) foo13 : (id)firstObj, ... __attribute__((sentinel(0,1)));
20 - (id) foo14 : (id)firstObj : (Class)secondObj, ... __attribute__((sentinel(0,1)));
21 - (id) foo15 : (id*)firstObj, ... __attribute__((sentinel(0,1)));
22 - (id) foo16 : (id**)firstObj, ... __attribute__((sentinel(0,1)));
29 [p foo1:1, NULL]; // OK
30 [p foo1:1, 0]; // expected-warning {{missing sentinel in method dispatch}}
31 [p foo5:1, NULL, 2]; // OK
32 [p foo5:1, 2, NULL, 1]; // OK
33 [p foo5:1, NULL, 2, 1]; // expected-warning {{missing sentinel in method dispatch}}
35 [p foo6:1,2,3,4,5,6,7]; // expected-warning {{missing sentinel in method dispatch}}
36 [p foo6:1,NULL,3,4,5,6,7]; // OK
37 [p foo7:1]; // expected-warning {{not enough variable arguments in 'foo7:' declaration to fit a sentinel}}
38 [p foo7:1, NULL]; // ok
40 [p foo12:1]; // expected-warning {{not enough variable arguments in 'foo12:' declaration to fit a sentinel}}
43 [ p foo14 : 0 : NULL];