/tmp/ccsDpUnr.s: Assembler messages: /tmp/ccsDpUnr.s:1995: Error: unknown opcode `msr' /tmp/ccsDpUnr.s:1996: Error: unknown opcode `bx' /tmp/ccsDpUnr.s:2016: Error: unknown opcode `mrs' /tmp/ccsDpUnr.s:2017: Error: unknown opcode `cpsid' /tmp/ccsDpUnr.s:2018: Error: unknown opcode `bx' /tmp/ccsDpUnr.s:2038: Error: unknown opcode `cpsid' /tmp/ccsDpUnr.s:2056: Error: unknown opcode `dsb' /tmp/ccsDpUnr.s:2060: Error: unknown opcode `isb' /tmp/ccsDpUnr.s:2090: Error: unknown opcode `dsb' /tmp/ccsDpUnr.s:2094: Error: unknown opcode `isb' /tmp/ccsDpUnr.s:2115: Error: unknown opcode `ldr' /tmp/ccsDpUnr.s:2116: Error: unknown opcode `ldr' /tmp/ccsDpUnr.s:2117: Error: unknown opcode `ldr' /tmp/ccsDpUnr.s:2118: Error: bad expression /tmp/ccsDpUnr.s:2118: Error: garbage at end of line /tmp/ccsDpUnr.s:2119: Error: unknown opcode `msr' /tmp/ccsDpUnr.s:2120: Error: unknown opcode `movs' /tmp/ccsDpUnr.s:2121: Error: unknown opcode `msr' /tmp/ccsDpUnr.s:2122: Error: unknown opcode `isb' /tmp/ccsDpUnr.s:2123: Error: bad expression /tmp/ccsDpUnr.s:2123: Error: garbage at end of line /tmp/ccsDpUnr.s:2124: Error: constant value required /tmp/ccsDpUnr.s:2125: Error: bad expression /tmp/ccsDpUnr.s:2125: Error: garbage at end of line /tmp/ccsDpUnr.s:2126: Error: bad expression /tmp/ccsDpUnr.s:2126: Error: garbage at end of line /tmp/ccsDpUnr.s:2127: Error: unknown opcode `cpsie' /tmp/ccsDpUnr.s:2128: Error: unknown opcode `bx' /tmp/ccsDpUnr.s:4608: Error: unknown opcode `cpsid' /tmp/ccsDpUnr.s:4683: Error: unknown opcode `cpsid' /tmp/ccsDpUnr.s:5931: Error: unknown opcode `cpsie' /tmp/ccsDpUnr.s:11177: Error: unknown opcode `cpsid' lto-wrapper: fatal error: /home/builder/.arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino5/bin/avr-gcc returned 1 exit status compilation terminated. /home/builder/.arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino5/bin/../lib/gcc/avr/7.3.0/../../../../avr/bin/ld: error: lto-wrapper failed collect2: error: ld returned 1 exit status exit status 1