1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workerdefine i32 @kill_flag(i16 signext %a) { 4*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: kill_flag 5*9880d681SAndroid Build Coastguard Workerentry: 6*9880d681SAndroid Build Coastguard Worker %0 = sext i16 %a to i32 7*9880d681SAndroid Build Coastguard Worker br label %bb1 8*9880d681SAndroid Build Coastguard Worker 9*9880d681SAndroid Build Coastguard Workerbb1: 10*9880d681SAndroid Build Coastguard Worker %1 = icmp slt i32 undef, %0 11*9880d681SAndroid Build Coastguard Worker br i1 %1, label %loop, label %exit 12*9880d681SAndroid Build Coastguard Worker 13*9880d681SAndroid Build Coastguard Workerloop: 14*9880d681SAndroid Build Coastguard Worker %2 = sext i16 %a to i32 15*9880d681SAndroid Build Coastguard Worker %3 = icmp slt i32 undef, %2 16*9880d681SAndroid Build Coastguard Worker br i1 %3, label %bb1, label %exit 17*9880d681SAndroid Build Coastguard Worker 18*9880d681SAndroid Build Coastguard Workerexit: 19*9880d681SAndroid Build Coastguard Worker ret i32 0 20*9880d681SAndroid Build Coastguard Worker} 21