json: add dump overload for easier debugging

This has saved me a lot of typing in the debugger.

gcc/ChangeLog:
	* json.cc (value::dump): New overload, taking no params.
	* json.h (value::dump): New decl.

Signed-off-by: David Malcolm <dmalcolm@redhat.com>

2 files changed, 11 insertions, 0 deletions

diff --git a/gcc/json.cc b/gcc/json.cc
index b3106f3..53edca5 100644
--- a/gcc/json.cc
+++ b/gcc/json.cc
@@ -90,6 +90,16 @@ value::dump (FILE *outf, bool formatted) const
   pp_flush (&pp);
 }
 
+/* A convenience function for debugging.
+   Dump to stderr with formatting, and a trailing newline. */
+
+void
+value::dump () const
+{
+  dump (stderr, true);
+  fprintf (stderr, "\n");
+}
+
 /* class json::object, a subclass of json::value, representing
    an ordered collection of key/value pairs.  */
 
diff --git a/gcc/json.h b/gcc/json.h
index 97c6811..ad4f8c44 100644
--- a/gcc/json.h
+++ b/gcc/json.h
@@ -83,6 +83,7 @@ class value
   virtual void print (pretty_printer *pp, bool formatted) const = 0;
 
   void dump (FILE *, bool formatted) const;
+  void DEBUG_FUNCTION dump () const;
 };
 
 /* Subclass of value for objects: a collection of key/value pairs