ref: b3304ae1ac7fef3d1551315f3cb1d60db19bbf77
dir: /test/asm/compound-assignment.err/
error: compound-assignment.asm(36):
'__LINE__' already defined as constant at <builtin>
error: compound-assignment.asm(39):
Expected constant expression: 'UnDeFiNeD' is not constant at assembly time
error: Assembly aborted (2 errors)!