17 lines
682 B
Objective-C
17 lines
682 B
Objective-C
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fblocks -fobjc-arc -fobjc-runtime-has-weak -o - %s | FileCheck %s
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__attribute((objc_root_class)) @interface A @end
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@interface B : A @end
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// rdar://problem/23559789
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// Ensure that type differences don't cause an assert here.
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void test0(__weak B **src) {
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__weak A *dest = *src;
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}
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// CHECK-LABEL: define{{.*}} void @test0
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// CHECK: [[SRC:%.*]] = alloca ptr, align 8
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// CHECK: [[DEST:%.*]] = alloca ptr, align 8
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// CHECK: [[T0:%.*]] = load ptr, ptr [[SRC]], align 8
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// CHECK-NEXT: call void @llvm.objc.copyWeak(ptr [[DEST]], ptr [[T0]])
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// CHECK: call void @llvm.objc.destroyWeak(ptr [[DEST]])
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