1@ RUN: not llvm-mc -triple arm-gnueabi-linux -filetype asm %s 2>&1 | FileCheck %s 2 3 .arch armv6 4 dsb 5@ CHECK: error: instruction requires: data-barriers 6 7 .arch armv7 8 dsb 9@ CHECK-NOT: error: instruction requires: data-barriers 10 11 .arch invalid_architecture_name 12@ CHECK: error: Unknown arch name 13