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 missing ampersand in continued character constants
50 Warn about implicit conversion
54 Warn about calls with implicit interface
58 Warn about truncated source lines
62 Warn about usage of non-standard intrinsics
66 Warn about \"suspicious\" constructs
70 Warn about nonconforming uses of the tab character
74 Warn about underflow of numerical constant expressions
78 Warn when a label is unused
82 Do not treat local variables and COMMON blocks as if they were named in SAVE statements
86 Specify that backslash in string introduces an escape character
90 Set the default double precision kind to an 8 byte wide type
94 Set the default integer kind to an 8 byte wide type
98 Set the default real kind to an 8 byte wide type
101 Fortran RejectNegative
102 Ignore 'D' in column one in fixed form
105 Fortran RejectNegative
106 Treat lines with 'D' in column one as comments
110 Allow dollar signs in entity names
114 Display the code tree after parsing
118 Use f2c calling convention
121 Fortran RejectNegative
122 Assume that the source file is fixed form
125 Fortran RejectNegative
126 Assume that the source file is free form
134 Append underscores to externally visible names
138 Use the Cray Pointer extension
142 Append a second underscore if the name already contains an underscore
146 Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements
148 ffixed-line-length-none
149 Fortran RejectNegative
150 Allow arbitrary character line width in fixed mode
153 Fortran RejectNegative Joined UInteger
154 -ffixed-line-length-<n> Use n as character line width in fixed mode
156 ffree-line-length-none
157 Fortran RejectNegative
158 Allow arbitrary character line width in free mode
161 Fortran RejectNegative Joined UInteger
162 -ffree-line-length-<n> Use n as character line width in free mode
164 fmax-identifier-length=
165 Fortran RejectNegative Joined UInteger
166 -fmax-identifier-length=<n> Maximum identifier length
169 Fortran RejectNegative Joined UInteger
170 -fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack
174 Set default accessibility of module entities to PRIVATE
177 Fortran RejectNegative
178 Don't generate code, just do syntax and semantics checking
182 Try to layout derived types as compact as possible
186 Copy array sections into a contiguous block on procedure entry
190 Treat the input file as preprocessed
193 Fortran RejectNegative Joined UInteger
194 -qkind=<n> Set the kind for a real with the 'q' exponent to 'n'
197 Fortran RejectNegative JoinedOrMissing
198 -ffpe-trap=[..] Stop on following floating point exceptions
202 Conform to the ISO Fortran 95 standard
206 Conform to the ISO Fortran 2003 standard
210 Conform nothing in particular
214 Accept extensions to support legacy code
218 Use the narrowest integer type possible for enumeration types
220 fconvert=little-endian
221 Fortran RejectNegative
222 Use little-endian format for unformatted files
225 Fortran RejectNegative
226 Use big-endian format for unformatted files
229 Fortran RejectNegative
230 Use native format for unformatted files
233 Fortran RejectNegative
234 Swap endianness for unformatted files
237 Fortran RejectNegative
238 Use a 4-byte record marker for unformatted files
241 Fortran RejectNegative
242 Use an 8-byte record marker for unformatted files
244 ; This comment is to ensure we retain the blank line above.