From 73f60cc2560e7e19ba670218a5762672c2dd2065 Mon Sep 17 00:00:00 2001
From: David Malcolm <dmalcolm@redhat.com>
Date: Fri, 8 Apr 2016 12:53:09 -0400
Subject: [PATCH 50/55] FIXME: set default value for ORIGINAL_REGNO

---
 gcc/read-rtl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gcc/read-rtl.c b/gcc/read-rtl.c
index 09f9cba..018090a 100644
--- a/gcc/read-rtl.c
+++ b/gcc/read-rtl.c
@@ -1607,6 +1607,7 @@ read_rtx_code (const char *code_name)
 #ifndef GENERATOR_FILE
 	{
 	  unsigned int regno = REGNO (return_rtx);
+	  ORIGINAL_REGNO (return_rtx) = regno;
 	  if (regno < FIRST_PSEUDO_REGISTER
 	      || regno <= LAST_VIRTUAL_REGISTER)
 	    {
-- 
1.8.5.3