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; RUN: opt -S -passes=objc-arc < %s | FileCheck %s
; rdar://11434915
; Delete the weak calls and replace them with just the net retain.
; CHECK: define void @test0(ptr %p) {
; CHECK-NEXT: call ptr @llvm.objc.retain(ptr %p)
; CHECK-NEXT: ret void
define void @test0(ptr %p) {
%weakBlock = alloca ptr, align 8
%tmp7 = call ptr @llvm.objc.initWeak(ptr %weakBlock, ptr %p) nounwind
%tmp26 = call ptr @llvm.objc.loadWeakRetained(ptr %weakBlock) nounwind
call void @llvm.objc.destroyWeak(ptr %weakBlock) nounwind
ret void
}
; CHECK: define ptr @test1(ptr %p) {
; CHECK-NEXT: call ptr @llvm.objc.retain(ptr %p)
; CHECK-NEXT: ret ptr %p
define ptr @test1(ptr %p) {
%weakBlock = alloca ptr, align 8
%tmp7 = call ptr @llvm.objc.initWeak(ptr %weakBlock, ptr %p) nounwind
%tmp26 = call ptr @llvm.objc.loadWeakRetained(ptr %weakBlock) nounwind
call void @llvm.objc.destroyWeak(ptr %weakBlock) nounwind
ret ptr %tmp26
}
; CHECK: define ptr @test2(ptr %p, ptr %q) {
; CHECK-NEXT: call ptr @llvm.objc.retain(ptr %q)
; CHECK-NEXT: ret ptr %q
define ptr @test2(ptr %p, ptr %q) {
%weakBlock = alloca ptr, align 8
%tmp7 = call ptr @llvm.objc.initWeak(ptr %weakBlock, ptr %p) nounwind
%tmp19 = call ptr @llvm.objc.storeWeak(ptr %weakBlock, ptr %q) nounwind
%tmp26 = call ptr @llvm.objc.loadWeakRetained(ptr %weakBlock) nounwind
call void @llvm.objc.destroyWeak(ptr %weakBlock) nounwind
ret ptr %tmp26
}
declare ptr @llvm.objc.initWeak(ptr, ptr)
declare void @llvm.objc.destroyWeak(ptr)
declare ptr @llvm.objc.loadWeakRetained(ptr)
declare ptr @llvm.objc.storeWeak(ptr %weakBlock, ptr %q)
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