Program %s/async_stack.php loaded. Type '[r]un' or '[c]ontinue' to go.
break async_stack.php:7
Breakpoint 1 set on line 7 of async_stack.php
But wont break until file async_stack.php has been loaded.
break async_stack.php:13
Breakpoint 2 set on line 13 of async_stack.php
But wont break until file async_stack.php has been loaded.
break async_stack.php:19
Breakpoint 3 set on line 19 of async_stack.php
But wont break until file async_stack.php has been loaded.
break async_stack.php:28
Breakpoint 4 set on line 28 of async_stack.php
But wont break until file async_stack.php has been loaded.
continue
In genFoo
int(42)
Breakpoint 4 reached at genFoo() on line 28 of %s/async_stack.php
  27   var_dump($a);
  28   $a++;
  29   list($x, $y) = await GenArrayWaitHandle::Create(

w
#0   ()
    at %s/async_stack.php:28
#1  genFoo ()
#2  Continuation::next ()
#3  WaitHandle::join ()
    at %s/async_stack.php:43
#4  main (42)
    at %s/async_stack.php:47
wa
Fetching async stacktrace...
#0  genFoo [%d]
#1  <<join>>
c
Breakpoint 3 reached at genBar() on line 19 of %s/async_stack.php
  18 async function genBar($a) {
  19   error_log('In genBar');
  20   var_dump($a);

w
#0   ()
    at %s/async_stack.php:19
#1  genBar ()
#2  Continuation::next ()
#3  WaitHandle::join ()
    at %s/async_stack.php:43
#4  main (42)
    at %s/async_stack.php:47
wa
Fetching async stacktrace...
#0  genBar [%d]
#1  <gen-array> [%d]
#2  genFoo [%d]
    at %s/async_stack.php:35
#3  <<join>>
c
In genBar
int(43)
Finished in genBar
Breakpoint 3 reached at genBar() on line 19 of %s/async_stack.php
  18 async function genBar($a) {
  19   error_log('In genBar');
  20   var_dump($a);

w
#0   ()
    at %s/async_stack.php:19
#1  genBar ()
#2  Continuation::next ()
#3  WaitHandle::join ()
    at %s/async_stack.php:43
#4  main (42)
    at %s/async_stack.php:47
wa
Fetching async stacktrace...
#0  genBar [%d]
#1  <gen-array> [%d]
#2  genFoo [%d]
    at %s/async_stack.php:35
#3  <<join>>
c
In genBar
int(44)
Finished in genBar
In gen2
Breakpoint 2 reached at gen2() on line 13 of %s/async_stack.php
  12   error_log('In gen2');
  13   $x = gen1($a)->join();
  14   error_log('Finished in gen2');

w
#0   ()
    at %s/async_stack.php:13
#1  gen2 ()
#2  Continuation::next ()
#3  WaitHandle::join ()
    at %s/async_stack.php:43
#4  main (42)
    at %s/async_stack.php:47
wa
Fetching async stacktrace...
#0  gen2 [%d]
#1  <gen-array> [%d]
#2  genFoo [%d]
    at %s/async_stack.php:35
#3  <<join>>
c
In gen1
Breakpoint 1 reached at gen1() on line 7 of %s/async_stack.php
   6   error_log('In gen1');
   7   error_log('Finished in gen1');
   8   return $a + 1;

w
#0   ()
    at %s/async_stack.php:7
#1  gen1 ()
#2  Continuation::next ()
#3  WaitHandle::join ()
    at %s/async_stack.php:13
#4  gen2 ()
#5  Continuation::next ()
#6  WaitHandle::join ()
    at %s/async_stack.php:43
#7  main (42)
    at %s/async_stack.php:47
w a
Fetching async stacktrace...
#0  gen1 [%d]
#1  <<join>>
#2  gen2 [%d]
#3  <gen-array> [%d]
#4  genFoo [%d]
    at %s/async_stack.php:35
#5  <<join>>
c
Finished in gen1
Finished in gen2
int(45)
int(46)
Finished in genFoo
int(91)
Program %s/async_stack.php exited normally.
quit