remove unused variables

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/v1_1r@222 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 1 deletions

diff --git a/math.c b/math.c
index f03a009847..2eaf2d4fd2 100644
--- a/math.c
+++ b/math.c
@@ -108,7 +108,6 @@ math_ldexp(obj, x, n)
     VALUE obj, x, n;
 {
     double d;
-    int exp;
 
     Need_Float(x);
     return float_new(d = ldexp(RFLOAT(x)->value, NUM2INT(n)));