448 lines
8.8 KiB
Plaintext
448 lines
8.8 KiB
Plaintext
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; Options for the Fortran 95 front end.
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; Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
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; Free Software Foundation, Inc.
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;
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; This file is part of GCC.
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;
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; GCC is free software; you can redistribute it and/or modify it under
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; the terms of the GNU General Public License as published by the Free
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; Software Foundation; either version 3, or (at your option) any later
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; version.
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;
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; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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; WARRANTY; without even the implied warranty of MERCHANTABILITY or
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; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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; for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with GCC; see the file COPYING3. If not see
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; <http://www.gnu.org/licenses/>.
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; See the GCC internals manual for a description of this file's format.
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; Please try to keep this file in ASCII collating order.
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Language
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Fortran
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A
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Fortran Joined Separate
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; Documented in C
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C
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Fortran
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; Documented in C
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CC
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Fortran
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; Documented in C
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D
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Fortran Joined Separate
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; Documented in C
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E
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Fortran Undocumented
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H
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Fortran
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; Documented in C
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I
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Fortran Joined Separate
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; Documented in C
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J
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Fortran Joined Separate
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-J<directory> Put MODULE files in 'directory'
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P
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Fortran
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; Documented in C
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U
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Fortran Joined Separate
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; Documented in C
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Wall
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Fortran
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; Documented in C
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Waliasing
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Fortran Warning
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Warn about possible aliasing of dummy arguments
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Walign-commons
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Fortran Warning
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Warn about alignment of COMMON blocks
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Wampersand
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Fortran Warning
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Warn about missing ampersand in continued character constants
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Warray-temporaries
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Fortran Warning
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Warn about creation of array temporaries
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Wcharacter-truncation
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Fortran Warning
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Warn about truncated character expressions
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Wconversion
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Fortran Warning
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; Documented in C
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Wimplicit-interface
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Fortran Warning
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Warn about calls with implicit interface
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Wimplicit-procedure
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Fortran Warning
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Warn about called procedures not explicitly declared
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Wline-truncation
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Fortran Warning
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Warn about truncated source lines
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Wintrinsics-std
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Fortran Warning
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Warn on intrinsics not part of the selected standard
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Wreturn-type
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Fortran Warning
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; Documented in C
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Wsurprising
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Fortran Warning
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Warn about \"suspicious\" constructs
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Wtabs
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Fortran Warning
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Permit nonconforming uses of the tab character
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Wunderflow
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Fortran Warning
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Warn about underflow of numerical constant expressions
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Wintrinsic-shadow
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Fortran Warning
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Warn if a user-procedure has the same name as an intrinsic
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cpp
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Fortran Joined Separate Negative(nocpp)
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Enable preprocessing
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nocpp
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Fortran Negative(cpp)
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Disable preprocessing
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d
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Fortran Joined
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; Documented in common.opt
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falign-commons
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Fortran
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Enable alignment of COMMON blocks
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fall-intrinsics
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Fortran RejectNegative
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All intrinsics procedures are available regardless of selected standard
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fallow-leading-underscore
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Fortran Undocumented
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; For internal use only: allow the first character of symbol names to be an underscore
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fautomatic
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Fortran
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Do not treat local variables and COMMON blocks as if they were named in SAVE statements
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fbackslash
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Fortran
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Specify that backslash in string introduces an escape character
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fbacktrace
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Fortran
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Produce a backtrace when a runtime error is encountered
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fblas-matmul-limit=
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Fortran RejectNegative Joined UInteger
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-fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS
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fcheck-array-temporaries
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Fortran
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Produce a warning at runtime if a array temporary has been created for a procedure argument
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fconvert=big-endian
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Fortran RejectNegative
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Use big-endian format for unformatted files
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fconvert=little-endian
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Fortran RejectNegative
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Use little-endian format for unformatted files
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fconvert=native
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Fortran RejectNegative
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Use native format for unformatted files
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fconvert=swap
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Fortran RejectNegative
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Swap endianness for unformatted files
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fcray-pointer
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Fortran
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Use the Cray Pointer extension
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fd-lines-as-code
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Fortran RejectNegative
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Ignore 'D' in column one in fixed form
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fd-lines-as-comments
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Fortran RejectNegative
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Treat lines with 'D' in column one as comments
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fdefault-double-8
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Fortran
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Set the default double precision kind to an 8 byte wide type
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fdefault-integer-8
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Fortran
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Set the default integer kind to an 8 byte wide type
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fdefault-real-8
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Fortran
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Set the default real kind to an 8 byte wide type
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fdollar-ok
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Fortran
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Allow dollar signs in entity names
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fdump-core
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Fortran
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Dump a core file when a runtime error occurs
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fdump-parse-tree
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Fortran
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Display the code tree after parsing
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fexternal-blas
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Fortran
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Specify that an external BLAS library should be used for matmul calls on large-size arrays
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ff2c
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Fortran
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Use f2c calling convention
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ffixed-form
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Fortran RejectNegative
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Assume that the source file is fixed form
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fintrinsic-modules-path
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Fortran RejectNegative Joined Separate
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Specify where to find the compiled intrinsic modules
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ffixed-line-length-none
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Fortran RejectNegative
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Allow arbitrary character line width in fixed mode
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ffixed-line-length-
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Fortran RejectNegative Joined UInteger
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-ffixed-line-length-<n> Use n as character line width in fixed mode
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ffpe-trap=
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Fortran RejectNegative JoinedOrMissing
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-ffpe-trap=[...] Stop on following floating point exceptions
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ffree-form
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Fortran RejectNegative
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Assume that the source file is free form
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ffree-line-length-none
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Fortran RejectNegative
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Allow arbitrary character line width in free mode
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ffree-line-length-
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Fortran RejectNegative Joined UInteger
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-ffree-line-length-<n> Use n as character line width in free mode
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fimplicit-none
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Fortran
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Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements
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finit-character=
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Fortran RejectNegative Joined UInteger
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-finit-character=<n> Initialize local character variables to ASCII value n
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finit-integer=
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Fortran RejectNegative Joined
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-finit-integer=<n> Initialize local integer variables to n
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finit-local-zero
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Fortran
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Initialize local variables to zero (from g77)
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finit-logical=
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Fortran RejectNegative Joined
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-finit-logical=<true|false> Initialize local logical variables
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finit-real=
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Fortran RejectNegative Joined
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-finit-real=<zero|nan|inf|-inf> Initialize local real variables
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fmax-array-constructor=
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Fortran RejectNegative Joined UInteger
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-fmax-array-constructor=<n> Maximum number of objects in an array constructor
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fmax-errors=
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Fortran RejectNegative Joined UInteger
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-fmax-errors=<n> Maximum number of errors to report
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fmax-identifier-length=
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Fortran RejectNegative Joined UInteger
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-fmax-identifier-length=<n> Maximum identifier length
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fmax-subrecord-length=
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Fortran RejectNegative Joined UInteger
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-fmax-subrecord-length=<n> Maximum length for subrecords
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fmax-stack-var-size=
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Fortran RejectNegative Joined UInteger
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-fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack
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fmodule-private
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Fortran
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Set default accessibility of module entities to PRIVATE.
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fopenmp
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Fortran
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; Documented in C
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fpack-derived
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Fortran
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Try to lay out derived types as compactly as possible
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fpreprocessed
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Fortran
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; Documented in C
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fprotect-parens
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Fortran
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Protect parentheses in expressions
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frange-check
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Fortran
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Enable range checking during compilation
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frecord-marker=4
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Fortran RejectNegative
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Use a 4-byte record marker for unformatted files
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frecord-marker=8
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Fortran RejectNegative
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Use an 8-byte record marker for unformatted files
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frecursive
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Fortran
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Allocate local variables on the stack to allow indirect recursion
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frepack-arrays
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Fortran
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Copy array sections into a contiguous block on procedure entry
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fcoarray=
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Fortran RejectNegative JoinedOrMissing
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-fcoarray=[...] Specify which coarray parallelization should be used
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fcheck=
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Fortran RejectNegative JoinedOrMissing
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-fcheck=[...] Specify which runtime checks are to be performed
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fsecond-underscore
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Fortran
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Append a second underscore if the name already contains an underscore
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fshort-enums
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Fortran
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; Documented in C
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fsign-zero
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Fortran
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Apply negative sign to zero values
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funderscoring
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Fortran
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Append underscores to externally visible names
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fwhole-file
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Fortran
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Compile all program units at once and check all interfaces
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fworking-directory
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Fortran
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; Documented in C
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idirafter
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Fortran Joined Separate
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; Documented in C
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imultilib
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Fortran Joined Separate
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; Documented in C
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iprefix
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Fortran Joined Separate
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; Documented in C
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iquote
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Fortran Joined Separate
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; Documented in C
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isysroot
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Fortran Joined Separate
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; Documented in C
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isystem
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Fortran Joined Separate
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; Documented in C
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nostdinc
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Fortran
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; Documented in C
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o
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Fortran Joined Separate
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; Documented in common.opt
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static-libgfortran
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Fortran
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Statically link the GNU Fortran helper library (libgfortran)
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std=f2003
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Fortran
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Conform to the ISO Fortran 2003 standard
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std=f2008
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Fortran
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||
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Conform to the ISO Fortran 2008 standard
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std=f95
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Fortran
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||
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Conform to the ISO Fortran 95 standard
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std=gnu
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Fortran
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||
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Conform to nothing in particular
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std=legacy
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Fortran
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||
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Accept extensions to support legacy code
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undef
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Fortran
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||
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; Documented in C
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v
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Fortran
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||
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; Documented in C
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; This comment is to ensure we retain the blank line above.
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