test/MC/ARM/dfb-neg.s

   1 @ RUN: not llvm-mc -triple armv8-none-eabi -mcpu=cortex-r52 -mattr=-dfb -show-encoding < %s 2>&1 | FileCheck %s
   2 @ RUN: not llvm-mc -triple thumbv8-none-eabi -mcpu=cortex-r52 -mattr=-dfb -show-encoding < %s 2>&1 | FileCheck %s
   3
   4         dfb
   5 @ CHECK: error: instruction requires: full-data-barrier
   6
   7         dfb sy
   8         dfb #0
   9 @ CHECK: error: invalid instruction
  10 @ CHECK: error: invalid instruction