gcc/

[pf3gnuchains/gcc-fork.git] / libgcc / configure

diff --git a/libgcc/configure b/libgcc/configure
index 80cbebb..75bf903 100644 (file)
--- a/libgcc/configure
+++ b/libgcc/configure
@@ -3402,6 +3402,21 @@ echo "${ECHO_T}$libgcc_cv_fixed_point" >&6
 fixed_point=$libgcc_cv_fixed_point
 
 
+# Check 32bit or 64bit for x86.
+case ${host} in
+i?86*-*-* | x86_64*-*-*)
+  cat > conftest.c <<EOF
+#ifdef __x86_64__
+host_address=64
+#else
+host_address=32
+#endif
+EOF
+    eval `${CC-cc} -E conftest.c | grep host_address=`
+    rm -f conftest.c
+    ;;
+esac
+
 # Collect host-machine-specific information.
 . ${srcdir}/config.host