diff options
Diffstat (limited to 'gdb/event-top.c')
| -rw-r--r-- | gdb/event-top.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gdb/event-top.c b/gdb/event-top.c index 9fa46c8..3ccf136 100644 --- a/gdb/event-top.c +++ b/gdb/event-top.c @@ -205,11 +205,15 @@ gdb_rl_callback_read_char_wrapper (gdb_client_data client_data) static void gdb_rl_callback_handler (char *rl) noexcept { - struct gdb_exception gdb_rl_expt; + /* This is static to avoid undefined behavior when calling longjmp + -- gdb_exception has a destructor with side effects. */ + static struct gdb_exception gdb_rl_expt; struct ui *ui = current_ui; try { + /* Ensure the exception is reset on each call. */ + gdb_rl_expt = {}; ui->input_handler (gdb::unique_xmalloc_ptr<char> (rl)); } catch (gdb_exception &ex) |