From: rofl0r <retnyg@gmx.net>
Date: Wed, 19 Mar 2014 21:31:00 +0000 (+0100)
Subject: configure: check for __ILP32__ if arch is x86_64
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=8c820231edc91da57abff4b9a92187ada7fb1928;p=musl

configure: check for __ILP32__ if arch is x86_64

otherwise a multilib compiler used with -mx32 will not be detected
properly.
---

diff --git a/configure b/configure
index 3c01bf4d..eb72a1e6 100755
--- a/configure
+++ b/configure
@@ -410,6 +410,10 @@ printf "using compiler runtime libraries: %s\n" "$LIBCC"
 SUBARCH=
 t="$CFLAGS_C99FSE $CPPFLAGS $CFLAGS_AUTO $CFLAGS"
 
+if test "$ARCH" = "x86_64" ; then
+trycppif __ILP32__ "$t" && ARCH=x32
+fi
+
 if test "$ARCH" = "arm" ; then
 trycppif __ARMEB__ "$t" && SUBARCH=${SUBARCH}eb
 trycppif __ARM_PCS_VFP "$t" && SUBARCH=${SUBARCH}hf