merges r23739 from trunk into ruby_1_9_1.

--
* bignum.c (big_lshift, big_rshift): return Bignum always without
  normalization.  [ruby-dev:38679]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@23801 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 7 insertions, 7 deletions

diff --git a/bignum.c b/bignum.c
index 0d7fe2bcda..4642bb5380 100644
--- a/bignum.c
+++ b/bignum.c
@@ -1981,7 +1981,7 @@ static VALUE big_shift(VALUE x, int n)
 
 /*
  *  call-seq:
-  *     big.fdiv(numeric) -> float
+ *     big.fdiv(numeric) -> float
  *
  *  Returns the floating point result of dividing <i>big</i> by
  *  <i>numeric</i>.
@@ -2383,8 +2383,8 @@ rb_big_lshift(VALUE x, VALUE y)
 	y = rb_to_int(y);
     }
 
-    if (neg) return big_rshift(x, shift);
-    return big_lshift(x, shift);
+    x = neg ? big_rshift(x, shift) : big_lshift(x, shift);
+    return bignorm(x);
 }
 
 static VALUE
@@ -2410,7 +2410,7 @@ big_lshift(VALUE x, unsigned long shift)
 	num = BIGDN(num);
     }
     *zds = BIGLO(num);
-    return bignorm(z);
+    return z;
 }
 
 /*
@@ -2449,8 +2449,8 @@ rb_big_rshift(VALUE x, VALUE y)
 	y = rb_to_int(y);
     }
 
-    if (neg) return big_lshift(x, shift);
-    return big_rshift(x, shift);
+    x = neg ? big_lshift(x, shift) : big_rshift(x, shift);
+    return bignorm(x);
 }
 
 static VALUE
@@ -2493,7 +2493,7 @@ big_rshift(VALUE x, unsigned long shift)
     if (!RBIGNUM_SIGN(x)) {
 	get2comp(z);
     }
-    return bignorm(z);
+    return z;
 }
 
 /*