1 ; Options for the Fortran 95 front end.
2 ; Copyright (C) 2003, 2004, 2005, 2006, 2007 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'
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
84 fallow-leading-underscore
86 ; For internal use only: allow the first character of symbol names to be an underscore
90 Do not treat local variables and COMMON blocks as if they were named in SAVE statements
94 Specify that backslash in string introduces an escape character
97 Fortran RejectNegative Joined UInteger
98 -fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS
101 Fortran RejectNegative
102 Use big-endian format for unformatted files
104 fconvert=little-endian
105 Fortran RejectNegative
106 Use little-endian format for unformatted files
109 Fortran RejectNegative
110 Use native format for unformatted files
113 Fortran RejectNegative
114 Swap endianness for unformatted files
118 Use the Cray Pointer extension
121 Fortran RejectNegative
122 Ignore 'D' in column one in fixed form
125 Fortran RejectNegative
126 Treat lines with 'D' in column one as comments
130 Set the default double precision kind to an 8 byte wide type
134 Set the default integer kind to an 8 byte wide type
138 Set the default real kind to an 8 byte wide type
142 Allow dollar signs in entity names
146 Dump a core file when a runtime error occurs
150 Display the code tree after parsing
154 Specify that an external BLAS library should be used for matmul calls on large-size arrays
158 Use f2c calling convention
161 Fortran RejectNegative
162 Assume that the source file is fixed form
164 fintrinsic-modules-path
165 Fortran RejectNegative Joined Separate
166 Specify where to find the compiled intrinsic modules
168 ffixed-line-length-none
169 Fortran RejectNegative
170 Allow arbitrary character line width in fixed mode
173 Fortran RejectNegative Joined UInteger
174 -ffixed-line-length-<n> Use n as character line width in fixed mode
177 Fortran RejectNegative JoinedOrMissing
178 -ffpe-trap=[..] Stop on following floating point exceptions
181 Fortran RejectNegative
182 Assume that the source file is free form
184 ffree-line-length-none
185 Fortran RejectNegative
186 Allow arbitrary character line width in free mode
189 Fortran RejectNegative Joined UInteger
190 -ffree-line-length-<n> Use n as character line width in free mode
194 Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements
197 Fortran RejectNegative Joined UInteger
198 -fmax-errors=<n> Maximum number of errors to report
200 fmax-identifier-length=
201 Fortran RejectNegative Joined UInteger
202 -fmax-identifier-length=<n> Maximum identifier length
204 fmax-subrecord-length=
205 Fortran RejectNegative Joined UInteger
206 -fmax-subrecord-length=<n> Maximum length for subrecords
209 Fortran RejectNegative Joined UInteger
210 -fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack
218 Try to layout derived types as compact as possible
222 Treat the input file as preprocessed
226 Enable range checking during compilation
229 Fortran RejectNegative
230 Use a 4-byte record marker for unformatted files
233 Fortran RejectNegative
234 Use an 8-byte record marker for unformatted files
238 Copy array sections into a contiguous block on procedure entry
242 Append a second underscore if the name already contains an underscore
246 Use the narrowest integer type possible for enumeration types
250 Append underscores to externally visible names
254 Conform to the ISO Fortran 2003 standard
258 Conform to the ISO Fortran 95 standard
262 Conform nothing in particular
266 Accept extensions to support legacy code
268 ; This comment is to ensure we retain the blank line above.