1<html lang="en"> 2<head> 3<title>GNU/Linux Options - Using the GNU Compiler Collection (GCC)</title> 4<meta http-equiv="Content-Type" content="text/html"> 5<meta name="description" content="Using the GNU Compiler Collection (GCC)"> 6<meta name="generator" content="makeinfo 4.13"> 7<link title="Top" rel="start" href="index.html#Top"> 8<link rel="up" href="Submodel-Options.html#Submodel-Options" title="Submodel Options"> 9<link rel="prev" href="FRV-Options.html#FRV-Options" title="FRV Options"> 10<link rel="next" href="H8_002f300-Options.html#H8_002f300-Options" title="H8/300 Options"> 11<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage"> 12<!-- 13Copyright (C) 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 141998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 152010 Free Software Foundation, Inc. 16 17Permission is granted to copy, distribute and/or modify this document 18under the terms of the GNU Free Documentation License, Version 1.3 or 19any later version published by the Free Software Foundation; with the 20Invariant Sections being ``Funding Free Software'', the Front-Cover 21Texts being (a) (see below), and with the Back-Cover Texts being (b) 22(see below). A copy of the license is included in the section entitled 23``GNU Free Documentation License''. 24 25(a) The FSF's Front-Cover Text is: 26 27 A GNU Manual 28 29(b) The FSF's Back-Cover Text is: 30 31 You have freedom to copy and modify this GNU Manual, like GNU 32 software. Copies published by the Free Software Foundation raise 33 funds for GNU development.--> 34<meta http-equiv="Content-Style-Type" content="text/css"> 35<style type="text/css"><!-- 36 pre.display { font-family:inherit } 37 pre.format { font-family:inherit } 38 pre.smalldisplay { font-family:inherit; font-size:smaller } 39 pre.smallformat { font-family:inherit; font-size:smaller } 40 pre.smallexample { font-size:smaller } 41 pre.smalllisp { font-size:smaller } 42 span.sc { font-variant:small-caps } 43 span.roman { font-family:serif; font-weight:normal; } 44 span.sansserif { font-family:sans-serif; font-weight:normal; } 45--></style> 46<link rel="stylesheet" type="text/css" href="../cs.css"> 47</head> 48<body> 49<div class="node"> 50<a name="GNU%2fLinux-Options"></a> 51<a name="GNU_002fLinux-Options"></a> 52<p> 53Next: <a rel="next" accesskey="n" href="H8_002f300-Options.html#H8_002f300-Options">H8/300 Options</a>, 54Previous: <a rel="previous" accesskey="p" href="FRV-Options.html#FRV-Options">FRV Options</a>, 55Up: <a rel="up" accesskey="u" href="Submodel-Options.html#Submodel-Options">Submodel Options</a> 56<hr> 57</div> 58 59<h4 class="subsection">3.17.12 GNU/Linux Options</h4> 60 61<p>These ‘<samp><span class="samp">-m</span></samp>’ options are defined for GNU/Linux targets: 62 63 <dl> 64<dt><code>-mglibc</code><dd><a name="index-mglibc-1293"></a>Use the GNU C library. This is the default except 65on ‘<samp><span class="samp">*-*-linux-*uclibc*</span></samp>’ and ‘<samp><span class="samp">*-*-linux-*android*</span></samp>’ targets. 66 67 <br><dt><code>-muclibc</code><dd><a name="index-muclibc-1294"></a>Use uClibc C library. This is the default on 68‘<samp><span class="samp">*-*-linux-*uclibc*</span></samp>’ targets. 69 70 <br><dt><code>-mbionic</code><dd><a name="index-mbionic-1295"></a>Use Bionic C library. This is the default on 71‘<samp><span class="samp">*-*-linux-*android*</span></samp>’ targets. 72 73 <br><dt><code>-mandroid</code><dd><a name="index-mandroid-1296"></a>Compile code compatible with Android platform. This is the default on 74‘<samp><span class="samp">*-*-linux-*android*</span></samp>’ targets. 75 76 <p>When compiling, this option enables <samp><span class="option">-mbionic</span></samp>, <samp><span class="option">-fPIC</span></samp>, 77<samp><span class="option">-fno-exceptions</span></samp> and <samp><span class="option">-fno-rtti</span></samp> by default. When linking, 78this option makes the GCC driver pass Android-specific options to the linker. 79Finally, this option causes the preprocessor macro <code>__ANDROID__</code> 80to be defined. 81 82 <br><dt><code>-tno-android-cc</code><dd><a name="index-tno_002dandroid_002dcc-1297"></a>Disable compilation effects of <samp><span class="option">-mandroid</span></samp>, i.e., do not enable 83<samp><span class="option">-mbionic</span></samp>, <samp><span class="option">-fPIC</span></samp>, <samp><span class="option">-fno-exceptions</span></samp> and 84<samp><span class="option">-fno-rtti</span></samp> by default. 85 86 <br><dt><code>-tno-android-ld</code><dd><a name="index-tno_002dandroid_002dld-1298"></a>Disable linking effects of <samp><span class="option">-mandroid</span></samp>, i.e., pass standard Linux 87linking options to the linker. 88 89 </dl> 90 91 </body></html> 92 93