Update mainline egcs to gcc2 snapshot 971021.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@16278 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 7 insertions, 2 deletions

diff --git a/gcc/unroll.c b/gcc/unroll.c
index 0c298751685..10dfb8a9277 100644
--- a/gcc/unroll.c
+++ b/gcc/unroll.c
@@ -1,5 +1,5 @@
 /* Try to unroll loops, and split induction variables.
-   Copyright (C) 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+   Copyright (C) 1992, 1993, 1994, 1995, 1997 Free Software Foundation, Inc.
    Contributed by James E. Wilson, Cygnus Support/UC Berkeley.
 
 This file is part of GNU CC.
@@ -147,13 +147,14 @@ struct _factor { int factor, count; } factors[NUM_FACTORS]
 enum unroll_types { UNROLL_COMPLETELY, UNROLL_MODULO, UNROLL_NAIVE };
 
 #include "config.h"
+#include <stdio.h>
 #include "rtl.h"
 #include "insn-config.h"
 #include "integrate.h"
 #include "regs.h"
+#include "recog.h"
 #include "flags.h"
 #include "expr.h"
-#include <stdio.h>
 #include "loop.h"
 
 /* This controls which loops are unrolled, and by how much we unroll
@@ -3607,6 +3608,10 @@ remap_split_bivs (x)
       if (REGNO (x) < max_reg_before_loop
 	  && reg_iv_type[REGNO (x)] == BASIC_INDUCT)
 	return reg_biv_class[REGNO (x)]->biv->src_reg;
+      break;
+      
+    default:
+      break;
     }
 
   fmt = GET_RTX_FORMAT (code);