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
89 Fortran RejectNegative Joined UInteger
90 -fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS
93 Fortran RejectNegative
94 Use big-endian format for unformatted files
96 fconvert=little-endian
97 Fortran RejectNegative
98 Use little-endian format for unformatted files
101 Fortran RejectNegative
102 Use native format for unformatted files
105 Fortran RejectNegative
106 Swap endianness for unformatted files
110 Use the Cray Pointer extension
113 Fortran RejectNegative
114 Ignore 'D' in column one in fixed form
117 Fortran RejectNegative
118 Treat lines with 'D' in column one as comments
122 Set the default double precision kind to an 8 byte wide type
126 Set the default integer kind to an 8 byte wide type
130 Set the default real kind to an 8 byte wide type
134 Allow dollar signs in entity names
138 Display the code tree after parsing
142 Specify that an external BLAS library should be used for matmul calls on large-size arrays
146 Use f2c calling convention
149 Fortran RejectNegative
150 Assume that the source file is fixed form
152 ffixed-line-length-none
153 Fortran RejectNegative
154 Allow arbitrary character line width in fixed mode
157 Fortran RejectNegative Joined UInteger
158 -ffixed-line-length-<n> Use n as character line width in fixed mode
161 Fortran RejectNegative JoinedOrMissing
162 -ffpe-trap=[..] Stop on following floating point exceptions
165 Fortran RejectNegative
166 Assume that the source file is free form
168 ffree-line-length-none
169 Fortran RejectNegative
170 Allow arbitrary character line width in free mode
173 Fortran RejectNegative Joined UInteger
174 -ffree-line-length-<n> Use n as character line width in free mode
178 Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements
181 Fortran RejectNegative Joined UInteger
182 -fmax-errors=<n> Maximum number of errors to report
184 fmax-identifier-length=
185 Fortran RejectNegative Joined UInteger
186 -fmax-identifier-length=<n> Maximum identifier length
189 Fortran RejectNegative Joined UInteger
190 -fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack
198 Try to layout derived types as compact as possible
202 Treat the input file as preprocessed
206 Enable range checking during compilation
209 Fortran RejectNegative
210 Use a 4-byte record marker for unformatted files
213 Fortran RejectNegative
214 Use an 8-byte record marker for unformatted files
218 Copy array sections into a contiguous block on procedure entry
222 Append a second underscore if the name already contains an underscore
226 Use the narrowest integer type possible for enumeration types
230 Append underscores to externally visible names
234 Conform to the ISO Fortran 2003 standard
238 Conform to the ISO Fortran 95 standard
242 Conform nothing in particular
246 Accept extensions to support legacy code
248 ; This comment is to ensure we retain the blank line above.