1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/print-rtl.c b/gcc/print-rtl.c
index 3793109aa01..f870e0d4889 100644
--- a/gcc/print-rtl.c
+++ b/gcc/print-rtl.c
@@ -662,6 +662,23 @@ debug_rtx (const_rtx x)
   fprintf (stderr, "\n");
 }
 
+/* Dump rtx REF.  */
+
+DEBUG_FUNCTION void
+debug (const rtx_def &ref)
+{
+  debug_rtx (&ref);
+}
+
+DEBUG_FUNCTION void
+debug (const rtx_def *ptr)
+{
+  if (ptr)
+    debug (*ptr);
+  else
+    fprintf (stderr, "<nil>\n");
+}
+
 /* Count of rtx's to print with debug_rtx_list.
    This global exists because gdb user defined commands have no arguments.  */