* numeric.c (flo_to_s): use the exponential form if the integer part

  is longer than or equal DBL_DIG.
  [ruby-dev:45960] [ruby-trunk - Bug #6741]



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36409 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/numeric.c b/numeric.c
index b40f0695b8..73626e1c05 100644
--- a/numeric.c
+++ b/numeric.c
@@ -662,7 +662,7 @@ flo_to_s(VALUE flt)
 	    buf[decpt] = '.';
 	    rb_str_cat(s, buf, digs + 1);
 	}
-	else if (decpt - digs < float_dig) {
+	else if (decpt <= DBL_DIG) {
 	    long len;
 	    char *ptr;
 	    rb_str_cat(s, buf, digs);