27 lines
860 B
Objective-C
27 lines
860 B
Objective-C
// REQUIRES: x86-registered-target,x86-64-registered-target
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// RUN: %clang_cc1 -fblocks -fobjc-gc -triple x86_64-apple-darwin -fobjc-runtime=macosx-fragile-10.5 -S %s -o %t-64.s
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// RUN: FileCheck -check-prefix CHECK-LP64 --input-file=%t-64.s %s
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// RUN: %clang_cc1 -fblocks -fobjc-gc -triple i386-apple-darwin -fobjc-runtime=macosx-fragile-10.5 -S %s -o %t-32.s
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// RUN: FileCheck -check-prefix CHECK-LP32 --input-file=%t-32.s %s
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@interface NSObject
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- copy;
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@end
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int main() {
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NSObject *object = 0;
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__weak __block NSObject* weak_object = object;
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void (^callback) (void) = [^{
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if (weak_object)
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[weak_object copy];
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} copy];
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callback();
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return 0;
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}
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// CHECK-LP64: callq _objc_read_weak
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// CHECK-LP64: callq _objc_read_weak
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// CHECK-LP32: calll L_objc_read_weak
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// CHECK-LP32: calll L_objc_read_weak
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