default (unset) value for stop_frame is -1

os97673 · os97673 · commit 768689b9af9d · 2015-07-05T20:33:15.000+03:00
diff --git a/ext/ruby_debug/ruby_debug.c b/ext/ruby_debug/ruby_debug.c
@@ -996,7 +996,7 @@ debug_event_hook(rb_event_flag_t event, VALUE data, VALUE self, ID mid, VALUE kl
         if(debug_context->stack_size == debug_context->stop_frame)
         {
             debug_context->stop_next = 1;
-            debug_context->stop_frame = 0;
+            debug_context->stop_frame = -1;
             /* NOTE: can't use call_at_line function here to trigger a debugger event.
                this can lead to segfault. We should only unroll the stack on this event.
              */

Original file line number	Diff line number	Diff line change
`@@ -996,7 +996,7 @@ debug_event_hook(rb_event_flag_t event, VALUE data, VALUE self, ID mid, VALUE kl`
`996`	`996`	`if(debug_context->stack_size == debug_context->stop_frame)`
`997`	`997`	`{`
`998`	`998`	`debug_context->stop_next = 1;`
`999`		`- debug_context->stop_frame = 0;`
	`999`	`+ debug_context->stop_frame = -1;`
`1000`	`1000`	`/* NOTE: can't use call_at_line function here to trigger a debugger event.`
`1001`	`1001`	`this can lead to segfault. We should only unroll the stack on this event.`
`1002`	`1002`	`*/`