1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<html> 3<!-- Copyright (C) 1988-2021 Free Software Foundation, Inc. 4 5Permission is granted to copy, distribute and/or modify this document 6under the terms of the GNU Free Documentation License, Version 1.3 or 7any later version published by the Free Software Foundation; with the 8Invariant Sections being "Free Software" and "Free Software Needs 9Free Documentation", with the Front-Cover Texts being "A GNU Manual," 10and with the Back-Cover Texts as in (a) below. 11 12(a) The FSF's Back-Cover Text is: "You are free to copy and modify 13this GNU Manual. 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For information on D, see 96<a href="D.html#D">D</a>. 97</p> 98<a name="index-Modula_002d2"></a> 99<p>Support for Modula-2 is partial. For information on Modula-2, see 100<a href="Modula_002d2.html#Modula_002d2">Modula-2</a>. 101</p> 102<p>Support for OpenCL C is partial. For information on OpenCL C, see 103<a href="OpenCL-C.html#OpenCL-C">OpenCL C</a>. 104</p> 105<a name="index-Pascal"></a> 106<p>Debugging Pascal programs which use sets, subranges, file variables, or 107nested functions does not currently work. <small>GDB</small> does not support 108entering expressions, printing values, or similar features using Pascal 109syntax. 110</p> 111<a name="index-Fortran"></a> 112<p><small>GDB</small> can be used to debug programs written in Fortran, although 113it may be necessary to refer to some variables with a trailing 114underscore. 115</p> 116<p><small>GDB</small> can be used to debug programs written in Objective-C, 117using either the Apple/NeXT or the GNU Objective-C runtime. 118</p> 119<table class="menu" border="0" cellspacing="0"> 120<tr><td align="left" valign="top">• <a href="Free-Software.html#Free-Software" accesskey="1">Free Software</a>:</td><td> </td><td align="left" valign="top">Freely redistributable software 121</td></tr> 122<tr><td align="left" valign="top">• <a href="Free-Documentation.html#Free-Documentation" accesskey="2">Free Documentation</a>:</td><td> </td><td align="left" valign="top">Free Software Needs Free Documentation 123</td></tr> 124<tr><td align="left" valign="top">• <a href="Contributors.html#Contributors" accesskey="3">Contributors</a>:</td><td> </td><td align="left" valign="top">Contributors to GDB 125</td></tr> 126</table> 127 128<hr> 129<div class="header"> 130<p> 131Next: <a href="Sample-Session.html#Sample-Session" accesskey="n" rel="next">Sample Session</a>, Up: <a href="index.html#Top" accesskey="u" rel="up">Top</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> 132</div> 133 134 135 136</body> 137</html> 138