diff options
| author | Akira Kuroda <[email protected]> | 2012-07-25 00:05:51 +0900 |
|---|---|---|
| committer | Akira Kuroda <[email protected]> | 2012-07-25 00:05:51 +0900 |
| commit | f114e3e25236cd43d2f71419e4929caaa755020e (patch) | |
| tree | ca485c7856fa40eb68e40e8a7c377bbbf1c56fa4 /src/array.c | |
| parent | c98134905fe0db2fb83c930a1b009e3198f76ac0 (diff) | |
| download | mruby-f114e3e25236cd43d2f71419e4929caaa755020e.tar.gz mruby-f114e3e25236cd43d2f71419e4929caaa755020e.zip | |
fix segmentation fault in Array#last
Diffstat (limited to 'src/array.c')
| -rw-r--r-- | src/array.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/array.c b/src/array.c index ed1c3f475..0f52c38ef 100644 --- a/src/array.c +++ b/src/array.c @@ -789,6 +789,9 @@ mrb_ary_last(mrb_state *mrb, mrb_value self) /* len == 1 */ size = mrb_fixnum(*vals); + if (size < 0) { + mrb_raise(mrb, E_ARGUMENT_ERROR, "negative array size"); + } if (size > a->len) size = a->len; if ((a->flags & MRB_ARY_SHARED) || size > ARY_DEFAULT_LEN) { return ary_subseq(mrb, a, a->len - size, size); |