1 ; Options for the Fortran 95 front end.
2 ; Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
4 ; This file is part of GCC.
6 ; GCC is free software; you can redistribute it and/or modify it under
7 ; the terms of the GNU General Public License as published by the Free
8 ; Software Foundation; either version 2, or (at your option) any later
11 ; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 ; WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 ; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 ; You should have received a copy of the GNU General Public License
17 ; along with GCC; see the file COPYING. If not, write to the Free
18 ; Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
21 ; See the GCC internals manual for a description of this file's format.
23 ; Please try to keep this file in ASCII collating order.
30 -I<directory> Add a directory for INCLUDE and MODULE searching
34 -J<directory> Put MODULE files in 'directory'
37 Fortran RejectNegative
42 Warn about possible aliasing of dummy arguments
46 Warn about implicit conversion
50 Warn about calls with implicit interface
54 Warn about truncated source lines
58 Warn about usage of non-standard intrinsics
62 Warn about \"suspicious\" constructs
66 Warn about nonconforming uses of the tab character
70 Warn about underflow of numerical constant expressions
74 Warn when a label is unused
78 Do not treat local variables and COMMON blocks as if they were named in SAVE statements
82 Specify that backslash in string introduces an escape character
86 Set the default double precision kind to an 8 byte wide type
90 Set the default integer kind to an 8 byte wide type
94 Set the default real kind to an 8 byte wide type
97 Fortran RejectNegative
98 Ignore 'D' in column one in fixed form
101 Fortran RejectNegative
102 Treat lines with 'D' in column one as comments
106 Allow dollar signs in entity names
110 Display the code tree after parsing
114 Use f2c calling convention
117 Fortran RejectNegative
118 Assume that the source file is fixed form
121 Fortran RejectNegative
122 Assume that the source file is free form
130 Append underscores to externally visible names
134 Use the Cray Pointer extension
138 Append a second underscore if the name already contains an underscore
142 Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements
144 ffixed-line-length-none
145 Fortran RejectNegative
146 Allow arbitrary character line width in fixed mode
149 Fortran RejectNegative Joined UInteger
150 -ffixed-line-length-<n> Use n as character line width in fixed mode
152 ffree-line-length-none
153 Fortran RejectNegative
154 Allow arbitrary character line width in free mode
157 Fortran RejectNegative Joined UInteger
158 -ffree-line-length-<n> Use n as character line width in free mode
160 fmax-identifier-length=
161 Fortran RejectNegative Joined UInteger
162 -fmax-identifier-length=<n> Maximum identifier length
165 Fortran RejectNegative Joined UInteger
166 -fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack
170 Set default accessibility of module entities to PRIVATE
173 Fortran RejectNegative
174 Don't generate code, just do syntax and semantics checking
178 Try to layout derived types as compact as possible
182 Copy array sections into a contiguous block on procedure entry
186 Treat the input file as preprocessed
189 Fortran RejectNegative Joined UInteger
190 -qkind=<n> Set the kind for a real with the 'q' exponent to 'n'
193 Fortran RejectNegative JoinedOrMissing
194 -ffpe-trap=[..] Stop on following floating point exceptions
198 Conform to the ISO Fortran 95 standard
202 Conform to the ISO Fortran 2003 standard
206 Conform nothing in particular
210 Accept extensions to support legacy code
214 Use the narrowest integer type possible for enumeration types
216 fconvert=little-endian
217 Fortran RejectNegative
218 Use little-endian format for unformatted files
221 Fortran RejectNegative
222 Use big-endian format for unformatted files
225 Fortran RejectNegative
226 Use native format for unformatted files
229 Fortran RejectNegative
230 Swap endianness for unformatted files
232 ; This comment is to ensure we retain the blank line above.