re PR c++/34394 (Broken diagnostic: 'abs_expr' not supported by dump_expr)

	PR c++/34394
	* error.c (dump_expr): Handle ABS_EXPR.

	* g++.dg/other/error22.C: New test.

From-SVN: r130744

gcc/cp/ChangeLog

+2007-12-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/34394
+	* error.c (dump_expr): Handle ABS_EXPR.
+
 2007-12-09  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/34178

gcc/cp/error.c

@@ -2054,6 +2054,7 @@ dump_expr (tree t, int flags)
     case DELETE_EXPR:
     case VEC_DELETE_EXPR:
     case MODOP_EXPR:
+    case ABS_EXPR:
       pp_expression (cxx_pp, t);
       break;
 

gcc/testsuite/ChangeLog

+2007-12-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/34394
+	* g++.dg/other/error22.C: New test.
+
 2007-12-10  Paolo Bonzini  <bonzini@gnu.org>
 
 	PR target/32086

gcc/testsuite/g++.dg/other/error22.C

+// PR c++/34394
+// { dg-do compile }
+
+extern double fabs (double);
+
+void foo (double x)
+{
+  fabs (x) ();	// { dg-error "__builtin_abs" }
+}