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 Permit nonconforming uses of the tab character
74 Warn about underflow of numerical constant expressions
77 Fortran RejectNegative
78 All intrinsics procedures are available regardless of selected standard
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 Specify that an external BLAS library should be used for matmul calls on large-size arrays
93 Fortran RejectNegative Joined UInteger
94 -fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS
98 Set the default double precision kind to an 8 byte wide type
102 Set the default integer kind to an 8 byte wide type
106 Set the default real kind to an 8 byte wide type
109 Fortran RejectNegative
110 Ignore 'D' in column one in fixed form
113 Fortran RejectNegative
114 Treat lines with 'D' in column one as comments
118 Allow dollar signs in entity names
122 Display the code tree after parsing
126 Use f2c calling convention
129 Fortran RejectNegative
130 Assume that the source file is fixed form
133 Fortran RejectNegative
134 Assume that the source file is free form
142 Append underscores to externally visible names
146 Use the Cray Pointer extension
150 Append a second underscore if the name already contains an underscore
154 Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements
156 ffixed-line-length-none
157 Fortran RejectNegative
158 Allow arbitrary character line width in fixed mode
161 Fortran RejectNegative Joined UInteger
162 -ffixed-line-length-<n> Use n as character line width in fixed mode
164 ffree-line-length-none
165 Fortran RejectNegative
166 Allow arbitrary character line width in free mode
169 Fortran RejectNegative Joined UInteger
170 -ffree-line-length-<n> Use n as character line width in free mode
172 fmax-identifier-length=
173 Fortran RejectNegative Joined UInteger
174 -fmax-identifier-length=<n> Maximum identifier length
177 Fortran RejectNegative Joined UInteger
178 -fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack
182 Set default accessibility of module entities to PRIVATE
185 Fortran RejectNegative
186 Don't generate code, just do syntax and semantics checking
190 Enable range checking during compilation
194 Try to layout derived types as compact as possible
198 Copy array sections into a contiguous block on procedure entry
202 Treat the input file as preprocessed
205 Fortran RejectNegative JoinedOrMissing
206 -ffpe-trap=[..] Stop on following floating point exceptions
210 Conform to the ISO Fortran 95 standard
214 Conform to the ISO Fortran 2003 standard
218 Conform nothing in particular
222 Accept extensions to support legacy code
226 Use the narrowest integer type possible for enumeration types
228 fconvert=little-endian
229 Fortran RejectNegative
230 Use little-endian format for unformatted files
233 Fortran RejectNegative
234 Use big-endian format for unformatted files
237 Fortran RejectNegative
238 Use native format for unformatted files
241 Fortran RejectNegative
242 Swap endianness for unformatted files
245 Fortran RejectNegative
246 Use a 4-byte record marker for unformatted files
249 Fortran RejectNegative
250 Use an 8-byte record marker for unformatted files
252 ; This comment is to ensure we retain the blank line above.