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| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2017-05-25 12:56:19 +0900 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2017-05-25 12:56:19 +0900 |
| commit | e969229b77b9c3b1f6ff4de7d9ce6d15586a9c15 (patch) | |
| tree | 1347bd509362b3ae0be3dc228f6106461c503d84 /src | |
| parent | 5e1a6a2cc296dfbe9e311870d24dfcbc0aee1fad (diff) | |
| download | mruby-e969229b77b9c3b1f6ff4de7d9ce6d15586a9c15.tar.gz mruby-e969229b77b9c3b1f6ff4de7d9ce6d15586a9c15.zip | |
Check backtrace info may not be set (esp. NoMemError); fix #3663
Diffstat (limited to 'src')
| -rw-r--r-- | src/backtrace.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/backtrace.c b/src/backtrace.c index 5081f1809..17b4d0968 100644 --- a/src/backtrace.c +++ b/src/backtrace.c @@ -138,6 +138,7 @@ mrb_print_backtrace(mrb_state *mrb) } backtrace = mrb_obj_iv_get(mrb, mrb->exc, mrb_intern_lit(mrb, "backtrace")); + if (mrb_nil_p(backtrace)) return; if (mrb_array_p(backtrace)) { print_backtrace(mrb, backtrace); } @@ -198,6 +199,7 @@ mrb_unpack_backtrace(mrb_state *mrb, mrb_value backtrace) struct backtrace_location *bt; mrb_int n, i; + if (mrb_nil_p(backtrace)) return mrb_ary_new_capa(mrb, 0); if (mrb_array_p(backtrace)) return backtrace; if (!mrb_string_p(backtrace)) { broken: |