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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=deadargelim -S | FileCheck %s3 4declare void @sideeffect()5 6define void @unused_byref_arg(ptr byref(i32) %dead_arg) {7; CHECK-LABEL: @unused_byref_arg(8; CHECK-NEXT: tail call void @sideeffect()9; CHECK-NEXT: ret void10;11 tail call void @sideeffect()12 ret void13}14 15define void @dont_replace_by_poison(ptr %ptr) {16; CHECK-LABEL: @dont_replace_by_poison(17; CHECK-NEXT: call void @unused_byref_arg(ptr byref(i32) poison)18; CHECK-NEXT: ret void19;20 call void @unused_byref_arg(ptr byref(i32) %ptr)21 ret void22}23