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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [fortran/] [lang.opt] - Rev 717
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; Options for the Fortran 95 front end.
; Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
; Free Software Foundation, Inc.
;
; This file is part of GCC.
;
; GCC is free software; you can redistribute it and/or modify it under
; the terms of the GNU General Public License as published by the Free
; Software Foundation; either version 3, or (at your option) any later
; version.
;
; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
; WARRANTY; without even the implied warranty of MERCHANTABILITY or
; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
; for more details.
;
; You should have received a copy of the GNU General Public License
; along with GCC; see the file COPYING3. If not see
; <http://www.gnu.org/licenses/>.
; See the GCC internals manual for a description of this file's format.
; Please try to keep this file in ASCII collating order.
Language
Fortran
-all-warnings
Fortran Alias(Wall)
-assert
Fortran Separate Alias(A)
-assert=
Fortran Joined Alias(A)
-comments
Fortran Alias(C)
-comments-in-macros
Fortran Alias(CC)
-define-macro
Fortran Separate Alias(D)
-define-macro=
Fortran Joined Alias(D)
-dependencies
Fortran Alias(M)
-dump
Fortran Separate Alias(d)
-dump=
Fortran Joined Alias(d)
-include-barrier
Fortran Alias(I, -)
-include-directory
Fortran Separate Alias(I)
-include-directory=
Fortran Joined Alias(I)
-include-directory-after
Fortran Separate Alias(idirafter)
-include-directory-after=
Fortran Joined Alias(idirafter)
-include-prefix
Fortran Separate Alias(iprefix)
-include-prefix=
Fortran JoinedOrMissing Alias(iprefix)
-no-line-commands
Fortran Alias(P)
-no-standard-includes
Fortran Alias(nostdinc)
-output
Fortran Separate Alias(o)
-output=
Fortran Joined Alias(o)
-preprocess
Fortran Undocumented Alias(E)
-print-missing-file-dependencies
Fortran Alias(MG)
-trace-includes
Fortran Alias(H)
-undefine-macro
Fortran Separate Alias(U)
-undefine-macro=
Fortran Joined Alias(U)
-user-dependencies
Fortran Alias(MM)
-verbose
Fortran Alias(v)
-write-dependencies
Fortran NoDriverArg Separate Alias(MD)
-write-user-dependencies
Fortran NoDriverArg Separate Alias(MMD)
A
Fortran Joined Separate
; Documented in C
C
Fortran
; Documented in C
CC
Fortran
; Documented in C
D
Fortran Joined Separate
; Documented in C
E
Fortran Undocumented
H
Fortran
; Documented in C
I
Fortran Joined Separate
; Documented in C
J
Fortran Joined Separate
-J<directory> Put MODULE files in 'directory'
M
Fortran
; Documented in C
MD
Fortran Separate NoDriverArg
; Documented in C
MF
Fortran Joined Separate
; Documented in C
MG
Fortran
; Documented in C
MM
Fortran
; Documented in C
MMD
Fortran Separate NoDriverArg
; Documented in C
MP
Fortran
; Documented in C
MT
Fortran Joined Separate
; Documented in C
MQ
Fortran Joined Separate
; Documented in C
P
Fortran
; Documented in C
U
Fortran Joined Separate
; Documented in C
Wall
Fortran
; Documented in C
Waliasing
Fortran Warning
Warn about possible aliasing of dummy arguments
Walign-commons
Fortran Warning
Warn about alignment of COMMON blocks
Wampersand
Fortran Warning
Warn about missing ampersand in continued character constants
Warray-temporaries
Fortran Warning
Warn about creation of array temporaries
Wcharacter-truncation
Fortran Warning
Warn about truncated character expressions
Wconversion
Fortran Warning
; Documented in C
Wconversion-extra
Fortran Warning
Warn about most implicit conversions
Wfunction-elimination
Fortran Warning
Warn about function call elimination
Wimplicit-interface
Fortran Warning
Warn about calls with implicit interface
Wimplicit-procedure
Fortran Warning
Warn about called procedures not explicitly declared
Wline-truncation
Fortran Warning
Warn about truncated source lines
Wintrinsics-std
Fortran Warning
Warn on intrinsics not part of the selected standard
Wreal-q-constant
Fortran Warning
Warn about real-literal-constants with 'q' exponent-letter
Wreturn-type
Fortran Warning
; Documented in C
Wsurprising
Fortran Warning
Warn about \"suspicious\" constructs
Wtabs
Fortran Warning
Permit nonconforming uses of the tab character
Wunderflow
Fortran Warning
Warn about underflow of numerical constant expressions
Wintrinsic-shadow
Fortran Warning
Warn if a user-procedure has the same name as an intrinsic
Wunused-dummy-argument
Fortran Warning
Warn about unused dummy arguments.
cpp
Fortran Negative(nocpp)
Enable preprocessing
cpp=
Fortran Joined Negative(nocpp) Undocumented
; Internal option generated by specs from -cpp.
nocpp
Fortran Negative(cpp)
Disable preprocessing
d
Fortran Joined
; Documented in common.opt
faggressive-function-elimination
Fortran
Eliminate multiple function invokations also for impure functions
falign-commons
Fortran
Enable alignment of COMMON blocks
fall-intrinsics
Fortran RejectNegative
All intrinsics procedures are available regardless of selected standard
fallow-leading-underscore
Fortran Undocumented
; For internal use only: allow the first character of symbol names to be an underscore
fautomatic
Fortran
Do not treat local variables and COMMON blocks as if they were named in SAVE statements
fbackslash
Fortran
Specify that backslash in string introduces an escape character
fbacktrace
Fortran
Produce a backtrace when a runtime error is encountered
fblas-matmul-limit=
Fortran RejectNegative Joined UInteger
-fblas-matmul-limit=<n> Size of the smallest matrix for which matmul will use BLAS
fcheck-array-temporaries
Fortran
Produce a warning at runtime if a array temporary has been created for a procedure argument
fconvert=big-endian
Fortran RejectNegative
Use big-endian format for unformatted files
fconvert=little-endian
Fortran RejectNegative
Use little-endian format for unformatted files
fconvert=native
Fortran RejectNegative
Use native format for unformatted files
fconvert=swap
Fortran RejectNegative
Swap endianness for unformatted files
fcray-pointer
Fortran
Use the Cray Pointer extension
fd-lines-as-code
Fortran RejectNegative
Ignore 'D' in column one in fixed form
fd-lines-as-comments
Fortran RejectNegative
Treat lines with 'D' in column one as comments
fdefault-double-8
Fortran
Set the default double precision kind to an 8 byte wide type
fdefault-integer-8
Fortran
Set the default integer kind to an 8 byte wide type
fdefault-real-8
Fortran
Set the default real kind to an 8 byte wide type
fdollar-ok
Fortran
Allow dollar signs in entity names
fdump-core
Fortran Ignore
Does nothing. Preserved for backward compatibility.
fdump-fortran-original
Fortran
Display the code tree after parsing
fdump-fortran-optimized
Fortran
Display the code tree after front end optimization
fdump-parse-tree
Fortran
Display the code tree after parsing; deprecated option
fexternal-blas
Fortran
Specify that an external BLAS library should be used for matmul calls on large-size arrays
ff2c
Fortran
Use f2c calling convention
ffixed-form
Fortran RejectNegative
Assume that the source file is fixed form
finteger-4-integer-8
Fortran RejectNegative
Interpret any INTEGER(4) as an INTEGER(8)
fintrinsic-modules-path
Fortran RejectNegative Joined Separate
Specify where to find the compiled intrinsic modules
ffixed-line-length-none
Fortran RejectNegative
Allow arbitrary character line width in fixed mode
ffixed-line-length-
Fortran RejectNegative Joined UInteger
-ffixed-line-length-<n> Use n as character line width in fixed mode
ffpe-trap=
Fortran RejectNegative JoinedOrMissing
-ffpe-trap=[...] Stop on following floating point exceptions
ffree-form
Fortran RejectNegative
Assume that the source file is free form
ffree-line-length-none
Fortran RejectNegative
Allow arbitrary character line width in free mode
ffree-line-length-
Fortran RejectNegative Joined UInteger
-ffree-line-length-<n> Use n as character line width in free mode
ffrontend-optimize
Fortran
Enable front end optimization
fimplicit-none
Fortran
Specify that no implicit typing is allowed, unless overridden by explicit IMPLICIT statements
finit-character=
Fortran RejectNegative Joined UInteger
-finit-character=<n> Initialize local character variables to ASCII value n
finit-integer=
Fortran RejectNegative Joined
-finit-integer=<n> Initialize local integer variables to n
finit-local-zero
Fortran
Initialize local variables to zero (from g77)
finit-logical=
Fortran RejectNegative Joined
-finit-logical=<true|false> Initialize local logical variables
finit-real=
Fortran RejectNegative Joined
-finit-real=<zero|nan|inf|-inf> Initialize local real variables
fmax-array-constructor=
Fortran RejectNegative Joined UInteger
-fmax-array-constructor=<n> Maximum number of objects in an array constructor
fmax-identifier-length=
Fortran RejectNegative Joined UInteger
-fmax-identifier-length=<n> Maximum identifier length
fmax-subrecord-length=
Fortran RejectNegative Joined UInteger
-fmax-subrecord-length=<n> Maximum length for subrecords
fmax-stack-var-size=
Fortran RejectNegative Joined UInteger
-fmax-stack-var-size=<n> Size in bytes of the largest array that will be put on the stack
fstack-arrays
Fortran
Put all local arrays on stack.
fmodule-private
Fortran
Set default accessibility of module entities to PRIVATE.
fopenmp
Fortran
; Documented in C
fpack-derived
Fortran
Try to lay out derived types as compactly as possible
fpreprocessed
Fortran
; Documented in C
fprotect-parens
Fortran
Protect parentheses in expressions
frange-check
Fortran
Enable range checking during compilation
freal-4-real-8
Fortran RejectNegative
Interpret any REAL(4) as a REAL(8)
freal-4-real-10
Fortran RejectNegative
Interpret any REAL(4) as a REAL(10)
freal-4-real-16
Fortran RejectNegative
Interpret any REAL(4) as a REAL(16)
freal-8-real-4
Fortran RejectNegative
Interpret any REAL(8) as a REAL(4)
freal-8-real-10
Fortran RejectNegative
Interpret any REAL(8) as a REAL(10)
freal-8-real-16
Fortran RejectNegative
Interpret any REAL(8) as a REAL(16)
frealloc-lhs
Fortran
Reallocate the LHS in assignments
frecord-marker=4
Fortran RejectNegative
Use a 4-byte record marker for unformatted files
frecord-marker=8
Fortran RejectNegative
Use an 8-byte record marker for unformatted files
frecursive
Fortran
Allocate local variables on the stack to allow indirect recursion
frepack-arrays
Fortran
Copy array sections into a contiguous block on procedure entry
fcoarray=
Fortran RejectNegative JoinedOrMissing
-fcoarray=[...] Specify which coarray parallelization should be used
fcheck=
Fortran RejectNegative JoinedOrMissing
-fcheck=[...] Specify which runtime checks are to be performed
fsecond-underscore
Fortran
Append a second underscore if the name already contains an underscore
fshort-enums
Fortran Var(flag_short_enums)
; Documented in C
fsign-zero
Fortran
Apply negative sign to zero values
funderscoring
Fortran
Append underscores to externally visible names
fwhole-file
Fortran
Compile all program units at once and check all interfaces
fworking-directory
Fortran
; Documented in C
idirafter
Fortran Joined Separate
; Documented in C
imultilib
Fortran Joined Separate
; Documented in C
iprefix
Fortran Joined Separate
; Documented in C
iquote
Fortran Joined Separate
; Documented in C
isysroot
Fortran Joined Separate
; Documented in C
isystem
Fortran Joined Separate
; Documented in C
nostdinc
Fortran
; Documented in C
o
Fortran Joined Separate
; Documented in common.opt
static-libgfortran
Fortran
Statically link the GNU Fortran helper library (libgfortran)
std=f2003
Fortran
Conform to the ISO Fortran 2003 standard
std=f2008
Fortran
Conform to the ISO Fortran 2008 standard
std=f2008ts
Fortran
Conform to the ISO Fortran 2008 standard including TS 29113
std=f95
Fortran
Conform to the ISO Fortran 95 standard
std=gnu
Fortran
Conform to nothing in particular
std=legacy
Fortran
Accept extensions to support legacy code
undef
Fortran
; Documented in C
v
Fortran
; Documented in C
; This comment is to ensure we retain the blank line above.
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