1// RUN: %clang_cc1 -fsyntax-only -fobjc-arc -verify -fblocks -triple x86_64-apple-darwin10.0.0 %s
2// rdar://10187884
3
4typedef void (^blk)(id, __attribute((ns_consumed)) id);
5typedef void (^blk1)(__attribute((ns_consumed))id, __attribute((ns_consumed)) id);
6blk a = ^void (__attribute((ns_consumed)) id, __attribute((ns_consumed)) id){}; // expected-error {{cannot initialize a variable of type '__strong blk'}}
7
8blk b = ^void (id, __attribute((ns_consumed)) id){};
9
10blk c = ^void (__attribute((ns_consumed)) id, __attribute((ns_consumed)) id){}; // expected-error {{cannot initialize a variable of type '__strong blk'}}
11
12blk d = ^void (id, id) {}; // expected-error {{cannot initialize a variable of type '__strong blk'}}
13
14blk1 a1 = ^void (__attribute((ns_consumed)) id, id){}; // expected-error {{cannot initialize a variable of type '__strong blk1'}}
15
16blk1 b2 = ^void (id, __attribute((ns_consumed)) id){}; // expected-error {{cannot initialize a variable of type '__strong blk1'}}
17
18blk1 c3 = ^void (__attribute((ns_consumed)) id, __attribute((ns_consumed)) id){};
19
20blk1 d4 = ^void (id, id) {}; // expected-error {{cannot initialize a variable of type '__strong blk1'}}
21
22
23typedef void (*releaser_t)(__attribute__((ns_consumed)) id);
24
25void normalFunction(id);
26releaser_t r1 = normalFunction; // expected-error {{cannot initialize a variable of type 'releaser_t'}}
27
28void releaser(__attribute__((ns_consumed)) id);
29releaser_t r2 = releaser; // no-warning
30
31template <typename T>
32void templateFunction(T) { } // expected-note {{candidate template ignored: could not match 'void (__strong id)' against 'void (id)'}} \
33                             // expected-note {{candidate template ignored: failed template argument deduction}}
34releaser_t r3 = templateFunction<id>; // expected-error {{address of overloaded function 'templateFunction' does not match required type 'void (id)'}}
35
36template <typename T>
37void templateReleaser(__attribute__((ns_consumed)) T) { } // expected-note 2{{candidate template ignored: failed template argument deduction}}
38releaser_t r4 = templateReleaser<id>; // no-warning
39
40
41@class AntiRelease, ExplicitAntiRelease, ProRelease;
42
43template<>
44void templateFunction(__attribute__((ns_consumed)) AntiRelease *); // expected-error {{no function template matches function template specialization 'templateFunction'}}
45
46template<>
47void templateReleaser(AntiRelease *); // expected-error {{no function template matches function template specialization 'templateReleaser'}}
48
49template<>
50void templateReleaser(ExplicitAntiRelease *) {} // expected-error {{no function template matches function template specialization 'templateReleaser'}}
51
52template<>
53void templateReleaser(__attribute__((ns_consumed)) ProRelease *); // no-warning
54