configure: support --cpu=host and Clang

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
yukari yakumo 2015-12-14 18:11:00 +03:00 committed by Michael Niedermayer
parent 0f387f2b62
commit f87e29a615

11
configure vendored
View File

@ -3981,6 +3981,17 @@ if test "$cpu" = host; then
}
cpu=$(check_native -march || check_native -mcpu)
;;
clang)
check_native(){
$cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
sed -n "/cc1.*-target-cpu /{
s/.*-target-cpu \\([^ ]*\\).*/\\1/
p
q
}" $TMPE
}
cpu=$(check_native -march)
;;
esac
test "${cpu:-host}" = host &&