forked from OSchip/llvm-project
53 lines
1.3 KiB
Plaintext
53 lines
1.3 KiB
Plaintext
// RUN: %clang_cc1 -fsyntax-only -verify -fblocks %s
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@protocol NSObject;
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void bar(id(^)(void));
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void foo(id <NSObject>(^objectCreationBlock)(void)) {
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return bar(objectCreationBlock); // expected-warning{{incompatible pointer types converting 'id<NSObject> (^)()' to type 'id (^)()'}}
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}
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void bar2(id(*)(void));
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void foo2(id <NSObject>(*objectCreationBlock)(void)) {
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return bar2(objectCreationBlock); // expected-warning{{incompatible pointer types converting 'id<NSObject> (*)()' to type 'id (*)()'}}
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}
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void bar3(id(*)()); // expected-note{{candidate function}}
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void foo3(id (*objectCreationBlock)(int)) {
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return bar3(objectCreationBlock); // expected-error{{no matching}}
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}
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void bar4(id(^)()); // expected-note{{candidate function}}
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void foo4(id (^objectCreationBlock)(int)) {
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return bar4(objectCreationBlock); // expected-error{{no matching}}
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}
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void foo5(id (^x)(int)) {
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if (x) { }
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}
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// <rdar://problem/6590445>
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@interface Foo {
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@private
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void (^_block)(void);
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}
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- (void)bar;
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@end
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namespace N {
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class X { };
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void foo(X);
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}
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@implementation Foo
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- (void)bar {
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_block();
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foo(N::X()); // okay
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}
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@end
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typedef signed char BOOL;
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void foo6(void *block) {
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void (^vb)(id obj, int idx, BOOL *stop) = (void (^)(id, int, BOOL *))block;
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BOOL (^bb)(id obj, int idx, BOOL *stop) = (BOOL (^)(id, int, BOOL *))block;
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}
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