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<html lang="en"><head><title>Using the GNU Compiler Collection (GCC)</title><meta http-equiv="Content-Type" content="text/html"><meta name="description" content="Using the GNU Compiler Collection (GCC)"><meta name="generator" content="makeinfo 4.6"><!--Copyright © 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998,1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. <p>Permission is granted to copy, distribute and/or modify this documentunder the terms of the GNU Free Documentation License, Version 1.2 orany later version published by the Free Software Foundation; with theInvariant Sections being "GNU General Public License" and "FundingFree Software", the Front-Cover texts being (a) (see below), and withthe Back-Cover Texts being (b) (see below). A copy of the license isincluded in the section entitled "GNU Free Documentation License". <p>(a) The FSF's Front-Cover Text is: <p>A GNU Manual <p>(b) The FSF's Back-Cover Text is: <p>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.--><meta http-equiv="Content-Style-Type" content="text/css"><style type="text/css"><!-- pre.display { font-family:inherit } pre.format { font-family:inherit } pre.smalldisplay { font-family:inherit; font-size:smaller } pre.smallformat { font-family:inherit; font-size:smaller } pre.smallexample { font-size:smaller } pre.smalllisp { font-size:smaller }--></style></head><body><div class="node"><p>Node: <a name="Option%20Index">Option Index</a>,Next: <a rel="next" accesskey="n" href="Keyword-Index.html#Keyword%20Index">Keyword Index</a>,Previous: <a rel="previous" accesskey="p" href="Contributors.html#Contributors">Contributors</a>,Up: <a rel="up" accesskey="u" href="index.html#Top">Top</a><hr><br></div><h2 class="unnumbered">Option Index</h2><p>GCC's command line options are indexed here without any initial <code>-</code>or <code>--</code>. Where an option has both positive and negative forms(such as <code>-f</code><var>option</var><code></code> and <code>-fno-</code><var>option</var><code></code>),relevant entries in the manual are indexed under the most appropriateform; it may sometimes be useful to look up both forms.<ul class="index-op" compact><li><code>###</code>: <a href="Overall-Options.html#Overall%20Options">Overall Options</a><li><code>-fno-nil-receivers</code>: <a href="Objective-C-Dialect-Options.html#Objective-C%20Dialect%20Options">Objective-C Dialect Options</a><li><code>-fobjc-exceptions</code>: <a href="Objective-C-Dialect-Options.html#Objective-C%20Dialect%20Options">Objective-C Dialect Options</a><li><code>-freplace-objc-classes</code>: <a href="Objective-C-Dialect-Options.html#Objective-C%20Dialect%20Options">Objective-C Dialect Options</a><li><code>-fzero-link</code>: <a href="Objective-C-Dialect-Options.html#Objective-C%20Dialect%20Options">Objective-C Dialect Options</a><li><code>-mdebug</code>: <a href="M32R-D-Options.html#M32R%2fD%20Options">M32R/D Options</a><li><code>-mno-v8plus</code>: <a href="SPARC-Options.html#SPARC%20Options">SPARC Options</a><li><code>-mno-vis</code>: <a href="SPARC-Options.html#SPARC%20Options">SPARC Options</a><li><code>-mv8plus</code>: <a href="SPARC-Options.html#SPARC%20Options">SPARC Options</a><li><code>-mvis</code>: <a href="SPARC-Options.html#SPARC%20Options">SPARC Options</a><li><code>-print-objc-runtime-info</code>: <a href="Objective-C-Dialect-Options.html#Objective-C%20Dialect%20Options">Objective-C Dialect Options</a><li><code>A</code>: <a href="Preprocessor-Options.html#Preprocessor%20Options">Preprocessor Options</a><li><code>all_load</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>allowable_client</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>ansi</code>: <a href="Non-bugs.html#Non-bugs">Non-bugs</a>, <a href="Other-Builtins.html#Other%20Builtins">Other Builtins</a>, <a href="Preprocessor-Options.html#Preprocessor%20Options">Preprocessor Options</a>, <a href="C-Dialect-Options.html#C%20Dialect%20Options">C Dialect Options</a>, <a href="Standards.html#Standards">Standards</a><li><code>arch_errors_fatal</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>arch_only</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>aux-info</code>: <a href="C-Dialect-Options.html#C%20Dialect%20Options">C Dialect Options</a><li><code>b</code>: <a href="Target-Options.html#Target%20Options">Target Options</a><li><code>B</code>: <a href="Directory-Options.html#Directory%20Options">Directory Options</a><li><code>bcopy-builtin</code>: <a href="PDP-11-Options.html#PDP-11%20Options">PDP-11 Options</a><li><code>bind_at_load</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>bundle</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>bundle_loader</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>c</code>: <a href="Link-Options.html#Link%20Options">Link Options</a><li><code>C</code>: <a href="Preprocessor-Options.html#Preprocessor%20Options">Preprocessor Options</a><li><code>c</code>: <a href="Overall-Options.html#Overall%20Options">Overall Options</a><li><code>client_name</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>combine</code>: <a href="Overall-Options.html#Overall%20Options">Overall Options</a><li><code>compatibility_version</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>crossjumping</code>: <a href="Optimize-Options.html#Optimize%20Options">Optimize Options</a><li><code>current_version</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>D</code>: <a href="Preprocessor-Options.html#Preprocessor%20Options">Preprocessor Options</a><li><code>d</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>da</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dA</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dB</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>db</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dC</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dc</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dD</code>: <a href="Preprocessor-Options.html#Preprocessor%20Options">Preprocessor Options</a>, <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dd</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dE</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dependency-file</code>: <a href="Darwin-Options.html#Darwin%20Options">Darwin Options</a><li><code>dF</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>df</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dG</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dg</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dH</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dh</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dI</code>: <a href="Preprocessor-Options.html#Preprocessor%20Options">Preprocessor Options</a><li><code>di</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dj</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dk</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dL</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dl</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dM</code>: <a href="Preprocessor-Options.html#Preprocessor%20Options">Preprocessor Options</a><li><code>dm</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dM</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dN</code>: <a href="Preprocessor-Options.html#Preprocessor%20Options">Preprocessor Options</a>, <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dn</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>do</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dP</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dp</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dR</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dr</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a><li><code>dS</code>: <a href="Debugging-Options.html#Debugging%20Options">Debugging Options</a>⌨️ 快捷键说明
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