Mercurial > hg > octave-jordi
changeset 17612:4669cfca69a0
avoid crash when restoring warning states (bug #40199)
* ov-usr-fcn.cc (octave_user_function::restore_warning_states):
Check type of .saved_warning_states. instead of extracting value and
then checking error_state.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Tue, 08 Oct 2013 19:11:32 -0400 |
| parents | 0dd2cf2e3174 |
| children | 6b8df90c8806 |
| files | libinterp/octave-value/ov-usr-fcn.cc |
| diffstat | 1 files changed, 8 insertions(+), 2 deletions(-) [+] |
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--- a/libinterp/octave-value/ov-usr-fcn.cc +++ b/libinterp/octave-value/ov-usr-fcn.cc @@ -764,11 +764,17 @@ if (val.is_defined ()) { - octave_map m = val.map_value (); + // Don't use the usual approach of attempting to extract a value + // and then checking error_state since this code might be + // executing when error_state is already set. But do fail + // spectacularly if .saved_warning_states. is not an octave_map + // (or octave_scalar_map) object. - if (error_state) + if (! val.is_map ()) panic_impossible (); + octave_map m = val.map_value (); + Cell ids = m.contents ("identifier"); Cell states = m.contents ("state");