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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
46 lines
1.5 KiB
LLVM
46 lines
1.5 KiB
LLVM
; RUN: opt -objc-arc -S %s | FileCheck %s
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%0 = type opaque
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; Make sure ARC optimizer doesn't sink @obj_retain past @llvm.objc.clang.arc.use.
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; CHECK: call i8* @llvm.objc.retain
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; CHECK: call void (...) @llvm.objc.clang.arc.use(
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; CHECK: call i8* @llvm.objc.retain
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; CHECK: call void (...) @llvm.objc.clang.arc.use(
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define void @runTest() local_unnamed_addr {
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%1 = alloca %0*, align 8
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%2 = alloca %0*, align 8
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%3 = tail call %0* @foo0()
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%4 = bitcast %0* %3 to i8*
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%5 = tail call i8* @llvm.objc.retainAutoreleasedReturnValue(i8* %4)
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store %0* %3, %0** %1, align 8
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call void @foo1(%0** nonnull %1)
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%6 = load %0*, %0** %1, align 8
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%7 = bitcast %0* %6 to i8*
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%8 = call i8* @llvm.objc.retain(i8* %7)
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call void (...) @llvm.objc.clang.arc.use(%0* %3)
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call void @llvm.objc.release(i8* %4)
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store %0* %6, %0** %2, align 8
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call void @foo1(%0** nonnull %2)
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%9 = load %0*, %0** %2, align 8
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%10 = bitcast %0* %9 to i8*
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%11 = call i8* @llvm.objc.retain(i8* %10)
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call void (...) @llvm.objc.clang.arc.use(%0* %6)
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%tmp1 = load %0*, %0** %2, align 8
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call void @llvm.objc.release(i8* %7)
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call void @foo2(%0* %9)
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call void @llvm.objc.release(i8* %10)
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ret void
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}
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declare %0* @foo0() local_unnamed_addr
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declare void @foo1(%0**) local_unnamed_addr
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declare void @foo2(%0*) local_unnamed_addr
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declare i8* @llvm.objc.retainAutoreleasedReturnValue(i8*) local_unnamed_addr
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declare i8* @llvm.objc.retain(i8*) local_unnamed_addr
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declare void @llvm.objc.clang.arc.use(...) local_unnamed_addr
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declare void @llvm.objc.release(i8*) local_unnamed_addr
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