maint.mk: restore functionality removed by recent change

[gnulib.git] / lib / gcd.c

diff --git a/lib/gcd.c b/lib/gcd.c
index 3562de5..6ce0322 100644 (file)
--- a/lib/gcd.c
+++ b/lib/gcd.c
@@ -1,5 +1,5 @@
 /* Arithmetic.
-   Copyright (C) 2001-2002, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2001-2002, 2006, 2009-2013 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
    This program is free software: you can redistribute it and/or modify
@@ -47,39 +47,39 @@ GCD (WORD_T a, WORD_T b)
   if (a & c)
     {
       if (b & c)
-       goto odd_odd;
+        goto odd_odd;
       else
-       goto odd_even;
+        goto odd_even;
     }
   else
     {
       if (b & c)
-       goto even_odd;
+        goto even_odd;
       else
-       abort ();
+        abort ();
     }
 
   for (;;)
     {
     odd_odd: /* a/c and b/c both odd */
       if (a == b)
-       break;
+        break;
       if (a > b)
-       {
-         a = a - b;
-       even_odd: /* a/c even, b/c odd */
-         do
-           a = a >> 1;
-         while ((a & c) == 0);
-       }
+        {
+          a = a - b;
+        even_odd: /* a/c even, b/c odd */
+          do
+            a = a >> 1;
+          while ((a & c) == 0);
+        }
       else
-       {
-         b = b - a;
-       odd_even: /* a/c odd, b/c even */
-         do
-           b = b >> 1;
-         while ((b & c) == 0);
-       }
+        {
+          b = b - a;
+        odd_even: /* a/c odd, b/c even */
+          do
+            b = b >> 1;
+          while ((b & c) == 0);
+        }
     }
 
   /* a = b */