1*df657cc1SStepan Dyatkovskiy@ RUN: not llvm-mc -triple=arm-linux-gnueabi -filetype=obj < %s 2>&1 | FileCheck %s 2*df657cc1SStepan Dyatkovskiy 3*df657cc1SStepan Dyatkovskiy.text 4*df657cc1SStepan Dyatkovskiy cmp r0, #(l1 - unknownLabel) 5*df657cc1SStepan Dyatkovskiy@ CHECK: error: symbol 'unknownLabel' can not be undefined in a subtraction expression 6*df657cc1SStepan Dyatkovskiy 7*df657cc1SStepan Dyatkovskiyl1: 8