configure.in: Make --enable-cpplib the default.

	* configure.in: Make --enable-cpplib the default.
	* configure: Regenerate.
	* gcc.dg/990119-1.c: No longer expected to fail.

From-SVN: r31673

gcc/ChangeLog

+2000-01-28  Zack Weinberg  <zack@wolery.cumb.org>
+
+	* configure.in: Make --enable-cpplib the default.
+	* configure: Regenerate.
+	* gcc.dg/990119-1.c: No longer expected to fail.
+
 2000-01-28  Bernd Schmidt  <bernds@cygnus.co.uk>
 
 	* jump.c (jump_optimize_1): Delete an optimization that is also done

gcc/configure.in

@@ -218,11 +218,11 @@ elif test x$withval != xno; then
 fi])
 
 # Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
-cpp_main=cccp
+cpp_main=cppmain
 AC_ARG_ENABLE(cpplib,
-[  --enable-cpplib         use cpplib for the C preprocessor.],
-if test x$enable_cpplib != xno; then
-  cpp_main=cppmain
+[  --disable-cpplib        use the old isolated C preprocessor.],
+if test x$enable_cpplib = xno; then
+  cpp_main=cccp
 fi)
 
 # Link cpplib into the compiler proper, for C/C++/ObjC.

gcc/testsuite/gcc.dg/990119-1.c

 /* This checks for two things:
    - an obscure corner case in the standard rules for __LINE__
    - regression of an associated bug in cpplib where the semicolon got lost */
-/* { dg-do run {xfail *-*-*} } *//* Currently this corner case is not handled correctly.  */
+/* { dg-do run } */
 
 int i = __LINE__\
 ;
@@ -9,7 +9,7 @@ int i = __LINE__\
 int main (void)  /* { dg-bogus "parse error" "semicolon eaten" } */
 {
   if (i != 6)
-    abort();
+    abort ();
   else
     return 0;
 }