diff options
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | marshal.c | 4 | ||||
-rw-r--r-- | test/ruby/test_marshal.rb | 5 |
3 files changed, 12 insertions, 2 deletions
@@ -1,3 +1,8 @@ +Thu Aug 5 18:25:33 2010 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * marshal.c (w_float): should not append a dot if no fractal part + exists. [ruby-dev:41936] + Thu Aug 5 17:11:43 2010 Yukihiro Matsumoto <matz@ruby-lang.org> * parse.y (void_expr_gen): add 'possibly' to warning message. @@ -376,8 +376,8 @@ w_float(double d, struct dump_arg *arg) digs = (int)(e - p); if (decpt < -3 || decpt > digs) { buf[len++] = p[0]; - buf[len++] = '.'; - memcpy(buf + len, p + 1, --digs); + if (--digs > 0) buf[len++] = '.'; + memcpy(buf + len, p + 1, digs); len += digs; len += snprintf(buf + len, sizeof(buf) - len, "e%d", decpt - 1); } diff --git a/test/ruby/test_marshal.rb b/test/ruby/test_marshal.rb index d78183192c..f3d86277dd 100644 --- a/test/ruby/test_marshal.rb +++ b/test/ruby/test_marshal.rb @@ -40,6 +40,11 @@ class TestMarshal < Test::Unit::TestCase obj = (x.to_f + y.to_f / z.to_f) * Math.exp(w.to_f / (x.to_f + y.to_f / z.to_f)) assert_equal obj, Marshal.load(Marshal.dump(obj)) } + + bug3659 = '[ruby-dev:41936]' + [1.0, 10.0, 100.0, 110.0].each {|x| + assert_equal(x, Marshal.load(Marshal.dump(x)), bug3659) + } end StrClone = String.clone |