* io.c (rb_io_gets_m): set lastline ($_) even when read line is

  nil.  [ruby-dev:23663]


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@6427 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/numeric.c b/numeric.c
index 4c97fbe52..763e4d2ba 100644
--- a/numeric.c
+++ b/numeric.c
@@ -818,7 +818,7 @@ static VALUE
 flo_eq(x, y)
     VALUE x, y;
 {
-    double a, b;
+    volatile double a, b;
 
     switch (TYPE(y)) {
       case T_FIXNUM: