.th AS I 1/15/73.sh NAMEas \*- assembler.sh SYNOPSIS.bd as[.bd \*-] name ....sh DESCRIPTION.it Asassembles the concatenation of the named files.If the optional first argument.bd \*-is used,all undefined symbols in the assemblyare treated as global..s3The output of the assembly is left on the file.bd "a.out."It is executable if no errors occurredduring the assembly,and if there were no unresolved external references..sh FILES/lib/as2   	pass 2 of the assembler.br/tmp/atm[1-3]?	temporary.bra.out		object.sh "SEE ALSO"ld (I),nm (I),db (I),a.out (V),`UNIX Assembler Manual'..sh DIAGNOSTICSWhenan input file cannot be read, its namefollowed by a question mark is typed and assemblyceases.When syntactic or semantic errors occur, a single-character diagnostic is typed outtogether with the line number and the file name in which itoccurred.Errors in pass 1 cause cancellation of pass 2.The possible errors are:.s3.ta 3)	Parentheses error.br]	Parentheses error.br<	String not terminated properly.br*	Indirection used illegally.br.li\fB.\fR	Illegal assignment to `\fB.\fR'.brA	Error in address.brB	Branch instruction is odd or too remote.brE	Error in expression.brF	Error in local (`f' or `b') type symbol.brG	Garbage (unknown) character.brI	End of file inside an if.brM	Multiply defined symbol as label.brO	Word quantity assembled at odd address.brP	`\fB.\fR' different in pass 1 and 2.brR	Relocation error.brU	Undefined symbol.brX	Syntax error.br.sh BUGSSymbol table overflow is not checked.\fBx\fR errors can cause incorrect line numbersin following diagnostics.