diff options
Diffstat (limited to 'thread_pthread.c')
| -rw-r--r-- | thread_pthread.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/thread_pthread.c b/thread_pthread.c index 0a3fee373d..83eb721a76 100644 --- a/thread_pthread.c +++ b/thread_pthread.c @@ -836,8 +836,9 @@ native_thread_init_stack(rb_thread_t *th) size_t size; if (get_stack(&start, &size) == 0) { - th->ec.machine.stack_start = start; - th->ec.machine.stack_maxsize = size; + uintptr_t diff = (uintptr_t)start - (uintptr_t)&curr; + th->ec.machine.stack_start = (VALUE *)&curr; + th->ec.machine.stack_maxsize = size - diff; } #elif defined get_stack_of if (!th->ec.machine.stack_maxsize) { |