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re PR fortran/56416 (texinfo 5: Many warnings for gfortran's *.texi) 

2012-02-21  Tobias Burnus  <burnus@net-b.de>

        PR fortran/56416
        * gfortran.texi (Part II: Language Reference, Extensions,
        Non-Fortran Main Program): Sort @menu to match actual section order.
        * intrinsic.texi (Intrinsic Procedures): Ditto.
        (C_F_POINTER, PRECISION): Move to the alphabetically correct place.

From-SVN: r196194
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Tobias Burnus 2013-02-21 10:23:31 +01:00 committed by Tobias Burnus
parent 8aadb791f2
commit 58edd811c6
3 changed files with 109 additions and 101 deletions
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8
gcc/fortran/ChangeLog
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@ -1,3 +1,11 @@
2012-02-21 Tobias Burnus <burnus@net-b.de>
PR fortran/56416
* gfortran.texi (Part II: Language Reference, Extensions,
Non-Fortran Main Program): Sort @menu to match actual section order.
* intrinsic.texi (Intrinsic Procedures): Ditto.
(C_F_POINTER, PRECISION): Move to the alphabetically correct place.
2013-02-15 Tobias Burnus <burnus@net-b.de>
Mikael Morin <mikael@gcc.gnu.org>

6
gcc/fortran/gfortran.texi
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@ -182,8 +182,8 @@ Part I: Invoking GNU Fortran
Part II: Language Reference
* Fortran 2003 and 2008 status:: Fortran 2003 and 2008 features supported by GNU Fortran.
* Compiler Characteristics:: User-visible implementation details.
* Extensions:: Language extensions implemented by GNU Fortran.
* Mixed-Language Programming:: Interoperability with C
* Extensions:: Language extensions implemented by GNU Fortran.
* Intrinsic Procedures:: Intrinsic procedures supported by GNU Fortran.
* Intrinsic Modules:: Intrinsic modules supported by GNU Fortran.
@ -1348,8 +1348,8 @@ without warning.
* Commas in FORMAT specifications::
* Missing period in FORMAT specifications::
* I/O item lists::
* BOZ literal constants::
* @code{Q} exponent-letter::
* BOZ literal constants::
* Real array indices::
* Unary operators::
* Implicitly convert LOGICAL and INTEGER values::
@ -2698,8 +2698,8 @@ the same declaration part as the variable or procedure pointer.
* _gfortran_set_options:: Set library option flags
* _gfortran_set_convert:: Set endian conversion
* _gfortran_set_record_marker:: Set length of record markers
* _gfortran_set_max_subrecord_length:: Set subrecord length
* _gfortran_set_fpe:: Set when a Floating Point Exception should be raised
* _gfortran_set_max_subrecord_length:: Set subrecord length
@end menu
Even if you are doing mixed-language programming, it is very

196
gcc/fortran/intrinsic.texi
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@ -87,9 +87,9 @@ Some basic guidelines for editing this document:
* @code{CHMOD}: CHMOD, Change access permissions of files
* @code{CMPLX}: CMPLX, Complex conversion function
* @code{COMMAND_ARGUMENT_COUNT}: COMMAND_ARGUMENT_COUNT, Get number of command line arguments
* @code{COMPLEX}: COMPLEX, Complex conversion function
* @code{COMPILER_VERSION}: COMPILER_VERSION, Compiler version string
* @code{COMPILER_OPTIONS}: COMPILER_OPTIONS, Options passed to the compiler
* @code{COMPILER_VERSION}: COMPILER_VERSION, Compiler version string
* @code{COMPLEX}: COMPLEX, Complex conversion function
* @code{CONJG}: CONJG, Complex conjugate function
* @code{COS}: COS, Cosine function
* @code{COSH}: COSH, Hyperbolic cosine function
@ -234,12 +234,12 @@ Some basic guidelines for editing this document:
* @code{PRESENT}: PRESENT, Determine whether an optional dummy argument is specified
* @code{PRODUCT}: PRODUCT, Product of array elements
* @code{RADIX}: RADIX, Base of a data model
* @code{RAN}: RAN, Real pseudo-random number
* @code{RAND}: RAND, Real pseudo-random number
* @code{RANDOM_NUMBER}: RANDOM_NUMBER, Pseudo-random number
* @code{RANDOM_SEED}: RANDOM_SEED, Initialize a pseudo-random number sequence
* @code{RAND}: RAND, Real pseudo-random number
* @code{RANGE}: RANGE, Decimal exponent range
* @code{RANK} : RANK, Rank of a data object
* @code{RAN}: RAN, Real pseudo-random number
* @code{REAL}: REAL, Convert to real type
* @code{RENAME}: RENAME, Rename a file
* @code{REPEAT}: REPEAT, Repeated string concatenation
@ -2271,60 +2271,57 @@ end subroutine association_test
@end table
@node C_FUNLOC
@section @code{C_FUNLOC} --- Obtain the C address of a procedure
@fnindex C_FUNLOC
@cindex pointer, C address of procedures
@node C_F_POINTER
@section @code{C_F_POINTER} --- Convert C into Fortran pointer
@fnindex C_F_POINTER
@cindex pointer, convert C to Fortran
@table @asis
@item @emph{Description}:
@code{C_FUNLOC(x)} determines the C address of the argument.
@code{C_F_POINTER(CPTR, FPTR[, SHAPE])} assigns the target of the C pointer
@var{CPTR} to the Fortran pointer @var{FPTR} and specifies its shape.
@item @emph{Standard}:
Fortran 2003 and later
@item @emph{Class}:
Inquiry function
Subroutine
@item @emph{Syntax}:
@code{RESULT = C_FUNLOC(x)}
@code{CALL C_F_POINTER(CPTR, FPTR[, SHAPE])}
@item @emph{Arguments}:
@multitable @columnfractions .15 .70
@item @var{x} @tab Interoperable function or pointer to such function.
@item @var{CPTR} @tab scalar of the type @code{C_PTR}. It is
@code{INTENT(IN)}.
@item @var{FPTR} @tab pointer interoperable with @var{cptr}. It is
@code{INTENT(OUT)}.
@item @var{SHAPE} @tab (Optional) Rank-one array of type @code{INTEGER}
with @code{INTENT(IN)}. It shall be present
if and only if @var{fptr} is an array. The size
must be equal to the rank of @var{fptr}.
@end multitable
@item @emph{Return value}:
The return value is of type @code{C_FUNPTR} and contains the C address
of the argument.
@item @emph{Example}:
@smallexample
module x
use iso_c_binding
implicit none
contains
subroutine sub(a) bind(c)
real(c_float) :: a
a = sqrt(a)+5.0
end subroutine sub
end module x
program main
use iso_c_binding
use x
implicit none
interface
subroutine my_routine(p) bind(c,name='myC_func')
import :: c_funptr
type(c_funptr), intent(in) :: p
import :: c_ptr
type(c_ptr), intent(out) :: p
end subroutine
end interface
call my_routine(c_funloc(sub))
type(c_ptr) :: cptr
real,pointer :: a(:)
call my_routine(cptr)
call c_f_pointer(cptr, a, [12])
end program main
@end smallexample
@item @emph{See also}:
@ref{C_ASSOCIATED}, @ref{C_LOC}, @ref{C_F_POINTER}, @ref{C_F_PROCPOINTER}
@ref{C_LOC}, @ref{C_F_PROCPOINTER}
@end table
@ -2385,57 +2382,60 @@ end program main
@end table
@node C_F_POINTER
@section @code{C_F_POINTER} --- Convert C into Fortran pointer
@fnindex C_F_POINTER
@cindex pointer, convert C to Fortran
@node C_FUNLOC
@section @code{C_FUNLOC} --- Obtain the C address of a procedure
@fnindex C_FUNLOC
@cindex pointer, C address of procedures
@table @asis
@item @emph{Description}:
@code{C_F_POINTER(CPTR, FPTR[, SHAPE])} assigns the target of the C pointer
@var{CPTR} to the Fortran pointer @var{FPTR} and specifies its shape.
@code{C_FUNLOC(x)} determines the C address of the argument.
@item @emph{Standard}:
Fortran 2003 and later
@item @emph{Class}:
Subroutine
Inquiry function
@item @emph{Syntax}:
@code{CALL C_F_POINTER(CPTR, FPTR[, SHAPE])}
@code{RESULT = C_FUNLOC(x)}
@item @emph{Arguments}:
@multitable @columnfractions .15 .70
@item @var{CPTR} @tab scalar of the type @code{C_PTR}. It is
@code{INTENT(IN)}.
@item @var{FPTR} @tab pointer interoperable with @var{cptr}. It is
@code{INTENT(OUT)}.
@item @var{SHAPE} @tab (Optional) Rank-one array of type @code{INTEGER}
with @code{INTENT(IN)}. It shall be present
if and only if @var{fptr} is an array. The size
must be equal to the rank of @var{fptr}.
@item @var{x} @tab Interoperable function or pointer to such function.
@end multitable
@item @emph{Return value}:
The return value is of type @code{C_FUNPTR} and contains the C address
of the argument.
@item @emph{Example}:
@smallexample
module x
use iso_c_binding
implicit none
contains
subroutine sub(a) bind(c)
real(c_float) :: a
a = sqrt(a)+5.0
end subroutine sub
end module x
program main
use iso_c_binding
use x
implicit none
interface
subroutine my_routine(p) bind(c,name='myC_func')
import :: c_ptr
type(c_ptr), intent(out) :: p
import :: c_funptr
type(c_funptr), intent(in) :: p
end subroutine
end interface
type(c_ptr) :: cptr
real,pointer :: a(:)
call my_routine(cptr)
call c_f_pointer(cptr, a, [12])
call my_routine(c_funloc(sub))
end program main
@end smallexample
@item @emph{See also}:
@ref{C_LOC}, @ref{C_F_PROCPOINTER}
@ref{C_ASSOCIATED}, @ref{C_LOC}, @ref{C_F_POINTER}, @ref{C_F_PROCPOINTER}
@end table
@ -9749,51 +9749,6 @@ default kind.
@node PRECISION
@section @code{PRECISION} --- Decimal precision of a real kind
@fnindex PRECISION
@cindex model representation, precision
@table @asis
@item @emph{Description}:
@code{PRECISION(X)} returns the decimal precision in the model of the
type of @code{X}.
@item @emph{Standard}:
Fortran 95 and later
@item @emph{Class}:
Inquiry function
@item @emph{Syntax}:
@code{RESULT = PRECISION(X)}
@item @emph{Arguments}:
@multitable @columnfractions .15 .70
@item @var{X} @tab Shall be of type @code{REAL} or @code{COMPLEX}.
@end multitable
@item @emph{Return value}:
The return value is of type @code{INTEGER} and of the default integer
kind.
@item @emph{See also}:
@ref{SELECTED_REAL_KIND}, @ref{RANGE}
@item @emph{Example}:
@smallexample
program prec_and_range
real(kind=4) :: x(2)
complex(kind=8) :: y
print *, precision(x), range(x)
print *, precision(y), range(y)
end program prec_and_range
@end smallexample
@end table
@node POPCNT
@section @code{POPCNT} --- Number of bits set
@fnindex POPCNT
@ -9883,6 +9838,51 @@ end program test_population
@node PRECISION
@section @code{PRECISION} --- Decimal precision of a real kind
@fnindex PRECISION
@cindex model representation, precision
@table @asis
@item @emph{Description}:
@code{PRECISION(X)} returns the decimal precision in the model of the
type of @code{X}.
@item @emph{Standard}:
Fortran 95 and later
@item @emph{Class}:
Inquiry function
@item @emph{Syntax}:
@code{RESULT = PRECISION(X)}
@item @emph{Arguments}:
@multitable @columnfractions .15 .70
@item @var{X} @tab Shall be of type @code{REAL} or @code{COMPLEX}.
@end multitable
@item @emph{Return value}:
The return value is of type @code{INTEGER} and of the default integer
kind.
@item @emph{See also}:
@ref{SELECTED_REAL_KIND}, @ref{RANGE}
@item @emph{Example}:
@smallexample
program prec_and_range
real(kind=4) :: x(2)
complex(kind=8) :: y
print *, precision(x), range(x)
print *, precision(y), range(y)
end program prec_and_range
@end smallexample
@end table
@node PRESENT
@section @code{PRESENT} --- Determine whether an optional dummy argument is specified
@fnindex PRESENT