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vm_trace.c: remove duplicate flag

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* vm_trace.c (rb_suppress_tracing): remove duplicate flag
  `tracing`, which equals to `ec->trace_arg != NULL`.  and that
  `ec->trace_arg` points `dummy_trace_arg` means it was NULL at
  the beginning.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60962 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-12-01 12:00:09 +00:00
parent add309c496
commit f5c5a1979a
1 changed files with 4 additions and 5 deletions
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9
vm_trace.c
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@ -381,14 +381,13 @@ rb_suppress_tracing(VALUE (*func)(VALUE), VALUE arg)
rb_execution_context_t *ec = GET_EC(); rb_execution_context_t *ec = GET_EC();
rb_vm_t *vm = rb_ec_vm_ptr(ec); rb_vm_t *vm = rb_ec_vm_ptr(ec);
enum ruby_tag_type state; enum ruby_tag_type state;
const int volatile tracing = ec->trace_arg ? 1 : 0;
rb_trace_arg_t dummy_trace_arg; rb_trace_arg_t dummy_trace_arg;
dummy_trace_arg.event = 0; dummy_trace_arg.event = 0;
if (!tracing) { if (!ec->trace_arg) {
vm->trace_running++; vm->trace_running++;
ec->trace_arg = &dummy_trace_arg;
} }
if (!ec->trace_arg) ec->trace_arg = &dummy_trace_arg;
raised = rb_ec_reset_raised(ec); raised = rb_ec_reset_raised(ec);
@ -402,8 +401,8 @@ rb_suppress_tracing(VALUE (*func)(VALUE), VALUE arg)
rb_ec_reset_raised(ec); rb_ec_reset_raised(ec);
} }
if (ec->trace_arg == &dummy_trace_arg) ec->trace_arg = NULL; if (ec->trace_arg == &dummy_trace_arg) {
if (!tracing) { ec->trace_arg = NULL;
vm->trace_running--; vm->trace_running--;
} }