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# RUN: llvm-mc --disassemble %s -triple=arm-apple-darwin9 2>&1 | grep "invalid instruction encoding"

# Opcode=171 Name=MCR Format=ARM_FORMAT_BRFRM(2)
#  31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10  9  8  7  6  5  4  3  2  1  0
# -------------------------------------------------------------------------------------------------
# | 0: 0: 1: 0| 1: 1: 1: 0| 1: 0: 1: 0| 0: 0: 0: 0| 0: 0: 0: 1| 1: 0: 1: 1| 0: 0: 0: 1| 1: 0: 1: 1|
# -------------------------------------------------------------------------------------------------
#
# Encoding error: coproc == 10 or 11 for MCR[R]/MR[R]C
0x1b 0x1b 0xa0 0x2e