diff options
Diffstat (limited to 'share/doc/gfortran/Standards.html')
| -rw-r--r-- | share/doc/gfortran/Standards.html | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/share/doc/gfortran/Standards.html b/share/doc/gfortran/Standards.html new file mode 100644 index 0000000..581bc9b --- /dev/null +++ b/share/doc/gfortran/Standards.html @@ -0,0 +1,125 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<!-- Copyright (C) 1999-2023 Free Software Foundation, Inc. + +Permission is granted to copy, distribute and/or modify this document +under the terms of the GNU Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with the +Invariant Sections being "Funding Free Software", the Front-Cover +Texts being (a) (see below), and with the Back-Cover Texts being (b) +(see below). A copy of the license is included in the section entitled +"GNU Free Documentation License". + +(a) The FSF's Front-Cover Text is: + +A GNU Manual + +(b) The FSF's Back-Cover Text is: + +You have freedom to copy and modify this GNU Manual, like GNU + software. Copies published by the Free Software Foundation raise + funds for GNU development. --> +<!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ --> +<head> +<title>The GNU Fortran Compiler: Standards</title> + +<meta name="description" content="The GNU Fortran Compiler: Standards"> +<meta name="keywords" content="The GNU Fortran Compiler: Standards"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="makeinfo"> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<link href="index.html#Top" rel="start" title="Top"> +<link href="Option-Index.html#Option-Index" rel="index" title="Option Index"> +<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> +<link href="Introduction.html#Introduction" rel="up" title="Introduction"> +<link href="Fortran-95-status.html#Fortran-95-status" rel="next" title="Fortran 95 status"> +<link href="GNU-Fortran-and-GCC.html#GNU-Fortran-and-GCC" rel="previous" title="GNU Fortran and GCC"> +<style type="text/css"> +<!-- +a.summary-letter {text-decoration: none} +blockquote.smallquotation {font-size: smaller} +div.display {margin-left: 3.2em} +div.example {margin-left: 3.2em} +div.indentedblock {margin-left: 3.2em} +div.lisp {margin-left: 3.2em} +div.smalldisplay {margin-left: 3.2em} +div.smallexample {margin-left: 3.2em} +div.smallindentedblock {margin-left: 3.2em; font-size: smaller} +div.smalllisp {margin-left: 3.2em} +kbd {font-style:oblique} +pre.display {font-family: inherit} +pre.format {font-family: inherit} +pre.menu-comment {font-family: serif} +pre.menu-preformatted {font-family: serif} +pre.smalldisplay {font-family: inherit; font-size: smaller} +pre.smallexample {font-size: smaller} +pre.smallformat {font-family: inherit; font-size: smaller} +pre.smalllisp {font-size: smaller} +span.nocodebreak {white-space:nowrap} +span.nolinebreak {white-space:nowrap} +span.roman {font-family:serif; font-weight:normal} +span.sansserif {font-family:sans-serif; font-weight:normal} +ul.no-bullet {list-style: none} +--> +</style> + + +</head> + +<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> +<a name="Standards"></a> +<div class="header"> +<p> +Previous: <a href="GNU-Fortran-and-GCC.html#GNU-Fortran-and-GCC" accesskey="p" rel="previous">GNU Fortran and GCC</a>, Up: <a href="Introduction.html#Introduction" accesskey="u" rel="up">Introduction</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Option-Index.html#Option-Index" title="Index" rel="index">Index</a>]</p> +</div> +<hr> +<a name="Standards-1"></a> +<h3 class="section">1.3 Standards</h3> +<a name="index-Standards"></a> + +<table class="menu" border="0" cellspacing="0"> +<tr><td align="left" valign="top">• <a href="Fortran-95-status.html#Fortran-95-status" accesskey="1">Fortran 95 status</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +<tr><td align="left" valign="top">• <a href="Fortran-2003-status.html#Fortran-2003-status" accesskey="2">Fortran 2003 status</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +<tr><td align="left" valign="top">• <a href="Fortran-2008-status.html#Fortran-2008-status" accesskey="3">Fortran 2008 status</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +<tr><td align="left" valign="top">• <a href="Fortran-2018-status.html#Fortran-2018-status" accesskey="4">Fortran 2018 status</a>:</td><td> </td><td align="left" valign="top"> +</td></tr> +</table> + +<p>Fortran is developed by the Working Group 5 of Sub-Committee 22 of the +Joint Technical Committee 1 of the International Organization for +Standardization and the International Electrotechnical Commission (IEC). +This group is known as <a href="http://www.nag.co.uk/sc22wg5/">WG5</a>. +Official Fortran standard documents are available for purchase +from ISO; a collection of free documents (typically final drafts) are +also available on the <a href="https://gcc.gnu.org/wiki/GFortranStandards">wiki</a>. +</p> +<p>The GNU Fortran compiler implements ISO/IEC 1539:1997 (Fortran 95). +As such, it can also compile essentially all standard-compliant +Fortran 90 and Fortran 77 programs. It also supports the ISO/IEC +TR-15581 enhancements to allocatable arrays. +</p> +<p>GNU Fortran also supports almost all of ISO/IEC 1539-1:2004 +(Fortran 2003) and ISO/IEC 1539-1:2010 (Fortran 2008). +It has partial support for features introduced in ISO/IEC +1539:2018 (Fortran 2018), the most recent version of the Fortran +language standard, including full support for the Technical Specification +<code>Further Interoperability of Fortran with C</code> (ISO/IEC TS 29113:2012). +More details on support for these standards can be +found in the following sections of the documentation. +</p> +<p>Additionally, the GNU Fortran compilers supports the OpenMP specification +(version 4.5 and partial support of the features of the 5.0 version, +<a href="https://openmp.org/specifications/">https://openmp.org/specifications/</a>). +There also is support for the OpenACC specification (targeting +version 2.6, <a href="https://www.openacc.org/">https://www.openacc.org/</a>). See +<a href="https://gcc.gnu.org/wiki/OpenACC">https://gcc.gnu.org/wiki/OpenACC</a> for more information. +</p> + + + +</body> +</html> |