1; RUN: opt -passes=objc-arc-contract -S < %s | FileCheck %s 2 3; This file makes sure that clang.arc.used is removed even if no other ARC 4; interesting calls are in the module. 5 6declare void @llvm.objc.clang.arc.use(...) nounwind 7 8; Kill calls to @llvm.objc.clang.arc.use(...) 9; CHECK-LABEL: define void @test0( 10; CHECK-NOT: clang.arc.use 11; CHECK: } 12define void @test0(ptr %a, ptr %b) { 13 call void (...) @llvm.objc.clang.arc.use(ptr %a, ptr %b) nounwind 14 ret void 15} 16 17