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; lang.opt -- Options for the gcc Cobol front end.
; Copyright (C) 2021-2025 Free Software Foundation, Inc.
;
; This file is part of GCC.
;
; GCC is free software; you can redistribute it and/or modify it under
; the terms of the GNU General Public License as published by the Free
; Software Foundation; either version 3, or (at your option) any later
; version.
;
; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
; WARRANTY; without even the implied warranty of MERCHANTABILITY or
; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
; for more details.
;
; You should have received a copy of the GNU General Public License
; along with GCC; see the file COPYING3. If not see
; <http://www.gnu.org/licenses/>.
; See the GCC internals manual for a description of this file's format.
; Please try to keep this file in ASCII collating order.
Language
Cobol
D
Cobol Joined Separate
; Documented in c.opt
E
Cobol
; Documented in c.opt
I
Cobol Joined Separate
;; -I <dir> Add copybook search directory
; Documented in c.opt
dialect
Cobol Joined Separate Enum(dialect_type) EnumBitSet Var(cobol_dialect)
Accept COBOL constructs used by non-ISO compilers
Enum
Name(dialect_type) Type(int) UnknownError(Unrecognized COBOL dialect name: %qs)
EnumValue
Enum(dialect_type) String(gcc) Value(0x04) Canonical
EnumValue
Enum(dialect_type) String(ibm) Value(0x01)
EnumValue
Enum(dialect_type) String(mf) Value(0x02)
EnumValue
Enum(dialect_type) String(gnu) Value(0x04)
fcobol-exceptions
Cobol Joined Separate Var(cobol_exceptions)
-fcobol-exceptions=<n> Enable some exceptions by default
copyext
Cobol Joined Separate Var(cobol_copyext) Init(0)
Define alternative implicit copybook filename extension
fdefaultbyte
Cobol RejectNegative Joined Separate UInteger Var(cobol_default_byte)
Set Working-Storage data items to the supplied value
fflex-debug
Cobol Var(yy_flex_debug, 1) Init(0)
Enable Cobol lex debugging
ffixed-form
Cobol RejectNegative
Assume that the source file is fixed form.
ffree-form
Cobol RejectNegative
Assume that the source file is free form.
findicator-column
Cobol RejectNegative Joined Separate UInteger Var(indicator_column) Init(0) IntegerRange(0, 8)
-findicator-column=<n> Column after which Region A begins
finternal-ebcdic
Cobol Var(cobol_ebcdic, 1) Init(0)
-finternal-ebcdic Internal processing is in EBCDIC Code Page 1140
fstatic-call
Cobol Var(cobol_static_call, 1) Init(1)
Enable/disable static linkage for CALL literals
ftrace-debug
Cobol Var(cobol_trace_debug, 1) Init(0)
Enable Cobol parser debugging
fyacc-debug
Cobol Var(yy_debug, 1) Init(0)
Enable Cobol yacc debugging
preprocess
Cobol Joined Separate Var(cobol_preprocess)
preprocess <source_filter> before compiling
iprefix
Cobol Joined Separate
; Documented in C
include
Cobol Joined Separate
; Documented in C
isysroot
Cobol Joined Separate
; Documented in C
isystem
Cobol Joined Separate
; Documented in C
main
Cobol
-main The first program-id in the next source file is called by a generated main() entry point
main=
Cobol Joined Var(cobol_main_string)
-main=<source_file> source_file/PROGRAM-ID is called by the generated main()
nomain
Cobol
-nomain No main() function is created from COBOL source files
; This comment is to ensure we retain the blank line above.
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