diff options
Diffstat (limited to 'vm_trace.c')
| -rw-r--r-- | vm_trace.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/vm_trace.c b/vm_trace.c index efa2ee1bfb..d01a966a70 100644 --- a/vm_trace.c +++ b/vm_trace.c @@ -72,10 +72,14 @@ rb_vm_trace_mark_event_hooks(rb_hook_list_t *hooks) static void update_global_event_hook(rb_event_flag_t vm_events) { - if ((vm_events & RUBY_EVENTS_TRACE_BY_ISEQ) != - (ruby_vm_event_flags & RUBY_EVENTS_TRACE_BY_ISEQ)) { - rb_iseq_trace_set_all(vm_events); + rb_event_flag_t new_iseq_events = vm_events & RUBY_EVENTS_TRACE_BY_ISEQ; + rb_event_flag_t cur_iseq_events = ruby_vm_event_flags & RUBY_EVENTS_TRACE_BY_ISEQ; + + if (new_iseq_events > cur_iseq_events) { + /* write all ISeqs iff new events are added */ + rb_iseq_trace_set_all(vm_events); } + ruby_vm_event_flags = vm_events; rb_objspace_set_event_hook(vm_events); } |