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* array.c (rb_ary_fill): not depend on unspecified behavior at integer

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overflow.  reported by Vincenzo Iozzo <snagg AT openssl.it>.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17570 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2008-06-25 06:28:53 +00:00
parent f94c46a745
commit d02ef8342c
2 changed files with 7 additions and 2 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Wed Jun 25 15:28:50 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
* array.c (rb_ary_fill): not depend on unspecified behavior at integer
overflow. reported by Vincenzo Iozzo <snagg AT openssl.it>.
Wed Jun 25 13:42:44 2008 NARUSE, Yui <naruse@ruby-lang.org>
* lib/erb.rb (ERB::Compiler:Buffer#new): push magic comment first.

4
array.c
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@ -2145,10 +2145,10 @@ rb_ary_fill(int argc, VALUE *argv, VALUE ary)
break;
}
rb_ary_modify(ary);
end = beg + len;
if (end < 0) {
if (len > ARY_MAX_SIZE - beg) {
rb_raise(rb_eArgError, "argument too big");
}
end = beg + len;
if (RARRAY_LEN(ary) < end) {
if (end >= ARY_CAPA(ary)) {
RESIZE_CAPA(ary, end);