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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -objc-arc -S < %s | FileCheck %s
declare i8* @llvm.objc.initWeak(i8**, i8*)
declare i8* @llvm.objc.storeWeak(i8**, i8*)
declare i8* @llvm.objc.loadWeak(i8**)
declare void @llvm.objc.destroyWeak(i8**)
declare i8* @llvm.objc.loadWeakRetained(i8**)
declare void @llvm.objc.moveWeak(i8**, i8**)
declare void @llvm.objc.copyWeak(i8**, i8**)
; If the pointer-to-weak-pointer is null, it's undefined behavior.
define void @test0(i8* %p, i8** %q) {
; CHECK-LABEL: @test0(
; CHECK-NEXT: entry:
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: store i1 true, i1* undef, align 1
; CHECK-NEXT: ret void
;
entry:
call i8* @llvm.objc.storeWeak(i8** null, i8* %p)
call i8* @llvm.objc.storeWeak(i8** undef, i8* %p)
call i8* @llvm.objc.loadWeakRetained(i8** null)
call i8* @llvm.objc.loadWeakRetained(i8** undef)
call i8* @llvm.objc.loadWeak(i8** null)
call i8* @llvm.objc.loadWeak(i8** undef)
call i8* @llvm.objc.initWeak(i8** null, i8* %p)
call i8* @llvm.objc.initWeak(i8** undef, i8* %p)
call void @llvm.objc.destroyWeak(i8** null)
call void @llvm.objc.destroyWeak(i8** undef)
call void @llvm.objc.copyWeak(i8** null, i8** %q)
call void @llvm.objc.copyWeak(i8** undef, i8** %q)
call void @llvm.objc.copyWeak(i8** %q, i8** null)
call void @llvm.objc.copyWeak(i8** %q, i8** undef)
call void @llvm.objc.moveWeak(i8** null, i8** %q)
call void @llvm.objc.moveWeak(i8** undef, i8** %q)
call void @llvm.objc.moveWeak(i8** %q, i8** null)
call void @llvm.objc.moveWeak(i8** %q, i8** undef)
ret void
}
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