1 [PATCH] fix altivec.h detection
5 http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/media-libs/libmpeg2/files/libmpeg2-0.5.1-altivec.patch?revision=1.1&view=markup
7 Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
8 --- a/configure.ac.bak 2010-05-25 17:12:14.756245990 +0000
9 +++ b/configure.ac 2010-05-25 17:11:51.629581723 +0000
11 CFLAGS="$OPT_CFLAGS $TRY_CFLAGS $CFLAGS"
12 AC_MSG_CHECKING([if <altivec.h> is needed])
14 - [typedef vector int t;
15 - vec_ld(0, (unsigned char *)0);],
16 + [vector int t; t = vec_add(t,t);],
17 [have_altivec=yes; AC_MSG_RESULT(no)],
18 [AC_TRY_COMPILE([#include <altivec.h>],
19 - [typedef vector int t; vec_ld(0, (unsigned char *)0);],
20 + [vector int t; t = vec_add(t,t);],
21 [AC_DEFINE([HAVE_ALTIVEC_H],,
22 [Define to 1 if you have the <altivec.h> header.])
23 have_altivec=yes; AC_MSG_RESULT(yes)],