; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes=objc-arc -S < %s | FileCheck %s declare ptr @llvm.objc.initWeak(ptr, ptr) declare ptr @llvm.objc.storeWeak(ptr, ptr) declare ptr @llvm.objc.loadWeak(ptr) declare void @llvm.objc.destroyWeak(ptr) declare ptr @llvm.objc.loadWeakRetained(ptr) declare void @llvm.objc.moveWeak(ptr, ptr) declare void @llvm.objc.copyWeak(ptr, ptr) ; If the pointer-to-weak-pointer is null, it's undefined behavior. define void @test0(ptr %p, ptr %q) { ; CHECK-LABEL: @test0( ; CHECK-NEXT: entry: ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: store i1 true, ptr poison, align 1 ; CHECK-NEXT: ret void ; entry: call ptr @llvm.objc.storeWeak(ptr null, ptr %p) call ptr @llvm.objc.storeWeak(ptr undef, ptr %p) call ptr @llvm.objc.loadWeakRetained(ptr null) call ptr @llvm.objc.loadWeakRetained(ptr undef) call ptr @llvm.objc.loadWeak(ptr null) call ptr @llvm.objc.loadWeak(ptr undef) call ptr @llvm.objc.initWeak(ptr null, ptr %p) call ptr @llvm.objc.initWeak(ptr undef, ptr %p) call void @llvm.objc.destroyWeak(ptr null) call void @llvm.objc.destroyWeak(ptr undef) call void @llvm.objc.copyWeak(ptr null, ptr %q) call void @llvm.objc.copyWeak(ptr undef, ptr %q) call void @llvm.objc.copyWeak(ptr %q, ptr null) call void @llvm.objc.copyWeak(ptr %q, ptr undef) call void @llvm.objc.moveWeak(ptr null, ptr %q) call void @llvm.objc.moveWeak(ptr undef, ptr %q) call void @llvm.objc.moveWeak(ptr %q, ptr null) call void @llvm.objc.moveWeak(ptr %q, ptr undef) ret void }