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 truncated character expressions
54 Warn about implicit conversion
58 Warn about calls with implicit interface
62 Warn about truncated source lines
66 Warn about usage of non-standard intrinsics
70 Warn about \"suspicious\" constructs
74 Permit nonconforming uses of the tab character
78 Warn about underflow of numerical constant expressions
81 Fortran RejectNegative
82 All intrinsics procedures are available regardless of selected standard
86 Do not treat local variables and COMMON blocks as if they were named in SAVE statements
90 Specify that backslash in string introduces an escape character
93 Fortran RejectNegative Joined UInteger
94 -fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS
97 Fortran RejectNegative
98 Use big-endian format for unformatted files
100 fconvert=little-endian
101 Fortran RejectNegative
102 Use little-endian format for unformatted files
105 Fortran RejectNegative
106 Use native format for unformatted files
109 Fortran RejectNegative
110 Swap endianness for unformatted files
114 Use the Cray Pointer extension
117 Fortran RejectNegative
118 Ignore 'D' in column one in fixed form
121 Fortran RejectNegative
122 Treat lines with 'D' in column one as comments
126 Set the default double precision kind to an 8 byte wide type
130 Set the default integer kind to an 8 byte wide type
134 Set the default real kind to an 8 byte wide type
138 Allow dollar signs in entity names
142 Display the code tree after parsing
146 Specify that an external BLAS library should be used for matmul calls on large-size arrays
150 Use f2c calling convention
153 Fortran RejectNegative
154 Assume that the source file is fixed form
156 fintrinsic-modules-path
157 Fortran RejectNegative Joined Separate
158 Specify where to find the compiled intrinsic modules
160 ffixed-line-length-none
161 Fortran RejectNegative
162 Allow arbitrary character line width in fixed mode
165 Fortran RejectNegative Joined UInteger
166 -ffixed-line-length-<n> Use n as character line width in fixed mode
169 Fortran RejectNegative JoinedOrMissing
170 -ffpe-trap=[..] Stop on following floating point exceptions
173 Fortran RejectNegative
174 Assume that the source file is free form
176 ffree-line-length-none
177 Fortran RejectNegative
178 Allow arbitrary character line width in free mode
181 Fortran RejectNegative Joined UInteger
182 -ffree-line-length-<n> Use n as character line width in free mode
186 Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements
189 Fortran RejectNegative Joined UInteger
190 -fmax-errors=<n> Maximum number of errors to report
192 fmax-identifier-length=
193 Fortran RejectNegative Joined UInteger
194 -fmax-identifier-length=<n> Maximum identifier length
196 fmax-subrecord-length=
197 Fortran RejectNegative Joined UInteger
198 -fmax-subrecord-length=<n> Maximum length for subrecords
201 Fortran RejectNegative Joined UInteger
202 -fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack
210 Try to layout derived types as compact as possible
214 Treat the input file as preprocessed
218 Enable range checking during compilation
221 Fortran RejectNegative
222 Use a 4-byte record marker for unformatted files
225 Fortran RejectNegative
226 Use an 8-byte record marker for unformatted files
230 Copy array sections into a contiguous block on procedure entry
234 Append a second underscore if the name already contains an underscore
238 Use the narrowest integer type possible for enumeration types
242 Append underscores to externally visible names
246 Conform to the ISO Fortran 2003 standard
250 Conform to the ISO Fortran 95 standard
254 Conform nothing in particular
258 Accept extensions to support legacy code
260 ; This comment is to ensure we retain the blank line above.