forked from OSchip/llvm-project
27 lines
857 B
Objective-C
27 lines
857 B
Objective-C
// RUN: %clang_cc1 -fsyntax-only -fblocks -Wno-objc-root-class -verify %s
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void TestObjcBlock(void) {
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void (^x)(void) = ^(void) {
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__attribute__((musttail)) return TestObjcBlock(); // expected-error{{'musttail' attribute cannot be used from a block}}
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};
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__attribute__((musttail)) return x();
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}
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void ReturnsVoid(void);
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void TestObjcBlockVar(void) {
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__block int i = 0; // expected-note{{jump exits scope of __block variable}}
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__attribute__((musttail)) return ReturnsVoid(); // expected-error{{cannot perform a tail call from this return statement}}
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}
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__attribute__((objc_root_class))
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@interface TestObjcClass
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@end
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@implementation TestObjcClass
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- (void)testObjCMethod {
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__attribute__((musttail)) return ReturnsVoid(); // expected-error{{'musttail' attribute cannot be used from an Objective-C function}}
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}
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@end
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