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27 lines
878 B
27 lines
878 B
; RUN: opt -objc-arc -S < %s | FileCheck -check-prefix=ENABLE -check-prefix=CHECK %s
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; RUN: opt -objc-arc -arc-opt-max-ptr-states=1 -S < %s | FileCheck -check-prefix=DISABLE -check-prefix=CHECK %s
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@g0 = common global i8* null, align 8
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; CHECK: call i8* @llvm.objc.retain
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; ENABLE-NOT: call i8* @llvm.objc.retain
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; DISABLE: call i8* @llvm.objc.retain
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; CHECK: call void @llvm.objc.release
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; ENABLE-NOT: call void @llvm.objc.release
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; DISABLE: call void @llvm.objc.release
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define void @foo0(i8* %a) {
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%1 = tail call i8* @llvm.objc.retain(i8* %a)
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%2 = tail call i8* @llvm.objc.retain(i8* %a)
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%3 = load i8*, i8** @g0, align 8
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store i8* %a, i8** @g0, align 8
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tail call void @llvm.objc.release(i8* %3)
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tail call void @llvm.objc.release(i8* %a), !clang.imprecise_release !0
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ret void
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}
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declare i8* @llvm.objc.retain(i8*)
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declare void @llvm.objc.release(i8*)
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!0 = !{}
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