re PR fortran/45560 (debugging: Add EXPR pretty printer (gfc_debug_expr))

2010-09-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45560
        * dump-parse-tree.c (gfc_debug_expr): New function.

From-SVN: r163928

gcc/fortran/ChangeLog

 2010-09-06  Tobias Burnus  <burnus@net-b.de>
 
+	PR fortran/45560
+	* dump-parse-tree.c (gfc_debug_expr): New function.
+
+2010-09-06  Tobias Burnus  <burnus@net-b.de>
+
 	PR fortran/38282
 	* intrinsic.c (add_functions): Support IALL, IANY, IPARITY.
 	(check_specific): Special case for those intrinsics.

gcc/fortran/dump-parse-tree.c

@@ -49,6 +49,20 @@ static void show_code_node (int, gfc_code *);
 static void show_namespace (gfc_namespace *ns);
 
 
+/* Allow dumping of an expression in the debugger.  */
+void gfc_debug_expr (gfc_expr *);
+
+void
+gfc_debug_expr (gfc_expr *e)
+{
+  FILE *tmp = dumpfile;
+  dumpfile = stdout;
+  show_expr (e);
+  fputc ('\n', dumpfile);
+  dumpfile = tmp;
+}
+
+
 /* Do indentation for a specific level.  */
 
 static inline void