llvm-for-llvmta/test/Transforms/ObjCARC/intrinsic-use-isolated.ll

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2022-04-25 10:02:23 +02:00
; RUN: opt -objc-arc-contract -S < %s | FileCheck %s
; This file makes sure that clang.arc.used is removed even if no other ARC
; interesting calls are in the module.
declare void @llvm.objc.clang.arc.use(...) nounwind
; Kill calls to @llvm.objc.clang.arc.use(...)
; CHECK-LABEL: define void @test0(
; CHECK-NOT: clang.arc.use
; CHECK: }
define void @test0(i8* %a, i8* %b) {
call void (...) @llvm.objc.clang.arc.use(i8* %a, i8* %b) nounwind
ret void
}