configure.in: Make --enable-new-gxx-abi the default.

	* configure.in: Make --enable-new-gxx-abi the default.
	* configure: Likewise.

From-SVN: r37556

gcc/ChangeLog

+2000-11-18  Mark Mitchell  <mark@codesourcery.com>
+
+	* configure.in: Make --enable-new-gxx-abi the default.
+	* configure: Likewise.
+
 2000-11-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h.

gcc/configure.in

@@ -1605,11 +1605,16 @@ AC_ARG_ENABLE(new-gxx-abi,
 			  select the new abi for g++. You must select an ABI
 			  at configuration time, so that the correct runtime
 			  support is built. You cannot mix ABIs.],
-[AC_DEFINE(ENABLE_NEW_GXX_ABI, 1,
-	[Define if you want to always select the new-abi for g++.])
-GXX_ABI_FLAG='-fnew-abi'
-echo "Building a new-abi g++ compiler."
-])
+   ,
+  enable_new_gxx_abi=yes)
+
+if test x$enable_new_gxx_abi = xyes; then
+  AC_DEFINE(ENABLE_NEW_GXX_ABI, 1,
+	    [Define if you want to always select the new-abi for g++.])
+  GXX_ABI_FLAG='-fnew-abi'
+else
+  GXX_ABI_FLAG=
+fi
 AC_SUBST(GXX_ABI_FLAG)
 
 AC_DEFINE_UNQUOTED(ENABLE_STD_NAMESPACE, $ac_esn,