[^:]*: Assembler messages:
-[^:]*:18: Error: register expected, not 'foo,foo,foo' -- `add foo,foo,foo'
-[^:]*:24: Error: register expected, not 'r0,r0,r0' -- `add r0,r0,r0'
+[^:]*:18: Error: ARM register expected -- `add foo,foo,foo'
+[^:]*:21: Warning: ignoring attempt to undefine built-in register 'r0'