jkt 08/04/07 20:57:00 Modified: distcc.xml Log: #216677, -march=native doesn't work with distcc
Revision Changes Path 1.42 xml/htdocs/doc/en/distcc.xml file : http://sources.gentoo.org/viewcvs.py/gentoo/xml/htdocs/doc/en/distcc.xml?rev=1.42&view=markup plain: http://sources.gentoo.org/viewcvs.py/gentoo/xml/htdocs/doc/en/distcc.xml?rev=1.42&content-type=text/plain diff : http://sources.gentoo.org/viewcvs.py/gentoo/xml/htdocs/doc/en/distcc.xml?r1=1.41&r2=1.42 Index: distcc.xml =================================================================== RCS file: /var/cvsroot/gentoo/xml/htdocs/doc/en/distcc.xml,v retrieving revision 1.41 retrieving revision 1.42 diff -u -r1.41 -r1.42 --- distcc.xml 11 Jan 2008 07:05:02 -0000 1.41 +++ distcc.xml 7 Apr 2008 20:56:59 -0000 1.42 @@ -1,6 +1,6 @@ <?xml version='1.0' encoding="UTF-8"?> <!DOCTYPE guide SYSTEM "/dtd/guide.dtd"> -<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/distcc.xml,v 1.41 2008/01/11 07:05:02 nightmorph Exp $ --> +<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/distcc.xml,v 1.42 2008/04/07 20:56:59 jkt Exp $ --> <guide link="/doc/en/distcc.xml"> @@ -33,8 +33,8 @@ <!-- See http://creativecommons.org/licenses/by-sa/2.5 --> <license/> -<version>1.20</version> -<date>2008-01-10</date> +<version>1.21</version> +<date>2008-04-07</date> <chapter> <title>Introduction</title> @@ -369,6 +369,21 @@ </body> </section> +<section> +<title>-march=native</title> +<body> + +<p> +Starting with GCC 4.3.0, the compiler supports the <c>-march=native</c> switch +which turns on CPU autodetection and optimizations that are worth being enabled +on the processor the GCC is running at. This is a problem with <c>distcc</c> as +it allows mixing of code optimized for different processors (like AMD Athlon and +Intel Pentium). <e>Don't</e> use <c>-march=native</c> or <c>-mtune=native</c> in +your <c>CFLAGS</c> or <c>CXXFLAGS</c> when compiling with <c>distcc</c>. +</p> + +</body> +</section> </chapter> <chapter> -- [email protected] mailing list
