* util.c (ruby_strtod): stop at dot not followed by digits.

fixed: [ruby-dev:29035]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10550 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

util.c

@@ -767,9 +767,9 @@ ruby_strtod(
      * and also locate the decimal point.
      */
 
-    for ( ; c = *p; p++) {
+    for ( ; (c = *p) != '\0'; p++) {
 	if (!ISDIGIT(c)) {
-	    if (c != '.' || hasPoint) {
+	    if (c != '.' || hasPoint || !ISDIGIT(p[1])) {
 		break;
 	    }
 	    hasPoint = Qtrue;