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| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2012-07-28 16:01:58 -0700 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2012-07-28 16:01:58 -0700 |
| commit | 5ed89a401c72e521806fef6143e12f77c16bf8b7 (patch) | |
| tree | 45765f5489aa228f4e461d75ff883664835a23ab /src | |
| parent | 919a84771bfb9d535d56d68a49e60567ecda2253 (diff) | |
| parent | a2aa7e7f520b42a2de393039bd8d468dbd299026 (diff) | |
| download | mruby-5ed89a401c72e521806fef6143e12f77c16bf8b7.tar.gz mruby-5ed89a401c72e521806fef6143e12f77c16bf8b7.zip | |
Merge pull request #399 from akuroda/array_first_fix
fix segmentation fault in Array#first
Diffstat (limited to 'src')
| -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 0f52c38ef..ccd22674e 100644 --- a/src/array.c +++ b/src/array.c @@ -764,6 +764,9 @@ mrb_ary_first(mrb_state *mrb, mrb_value self) if (mrb_get_args(mrb, "|i", &size) == 0) { return (a->len > 0)? a->ptr[0]: mrb_nil_value(); } + 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) { |