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      1 @ RUN: not llvm-mc -triple armv7-eabi -filetype asm -o /dev/null 2>&1 %s \
      2 @ RUN:   | FileCheck %s -check-prefix CHECK-V7
      3 @ RUN: not llvm-mc -triple armv8-eabi -filetype asm -o /dev/null 2>&1 %s \
      4 @ RUN:   | FileCheck %s -check-prefix CHECK-V8
      5 
      6 	.syntax unified
      7 
      8 	.arm
      9 
     10 	.arch_extension crc
     11 @ CHECK-V7: error: architectural extension 'crc' is not allowed for the current base architecture
     12 @ CHECK-V7-NEXT: 	.arch_extension crc
     13 @ CHECK-V7-NEXT:                     ^
     14 
     15 	.type crc,%function
     16 crc:
     17 	crc32b r0, r1, r2
     18 @ CHECK-V7: error: instruction requires: crc armv8
     19 	crc32h r0, r1, r2
     20 @ CHECK-V7: error: instruction requires: crc armv8
     21 	crc32w r0, r1, r2
     22 @ CHECK-V7: error: instruction requires: crc armv8
     23 
     24 	crc32cb r0, r1, r2
     25 @ CHECK-V7: error: instruction requires: crc armv8
     26 	crc32ch r0, r1, r2
     27 @ CHECK-V7: error: instruction requires: crc armv8
     28 	crc32cw r0, r1, r2
     29 @ CHECK-V7: error: instruction requires: crc armv8
     30 
     31 	.arch_extension nocrc
     32 @ CHECK-V7: error: architectural extension 'crc' is not allowed for the current base architecture
     33 @ CHECK-V7-NEXT: 	.arch_extension nocrc
     34 @ CHECK-V7-NEXT:                     ^
     35 
     36 	.type nocrc,%function
     37 nocrc:
     38 	crc32b r0, r1, r2
     39 @ CHECK-V7: error: instruction requires: crc armv8
     40 @ CHECK-V8: error: instruction requires: crc arm-mode
     41 	crc32h r0, r1, r2
     42 @ CHECK-V7: error: instruction requires: crc armv8
     43 @ CHECK-V8: error: instruction requires: crc arm-mode
     44 	crc32w r0, r1, r2
     45 @ CHECK-V7: error: instruction requires: crc armv8
     46 @ CHECK-V8: error: instruction requires: crc arm-mode
     47 
     48 	crc32cb r0, r1, r2
     49 @ CHECK-V7: error: instruction requires: crc armv8
     50 @ CHECK-V8: error: instruction requires: crc arm-mode
     51 	crc32ch r0, r1, r2
     52 @ CHECK-V7: error: instruction requires: crc armv8
     53 @ CHECK-V8: error: instruction requires: crc arm-mode
     54 	crc32cw r0, r1, r2
     55 @ CHECK-V7: error: instruction requires: crc armv8
     56 @ CHECK-V8: error: instruction requires: crc arm-mode
     57 
     58