1 files changed, 10 insertions, 5 deletions
@@ -12,6 +12,7 @@
 #ifdef THREAD_SYSTEM_DEPENDENT_IMPLEMENTATION
 #include "internal/gc.h"
 #include "rjit.h"
 #ifdef HAVE_SYS_RESOURCE_H
@@ -1966,6 +1967,9 @@ static void
 native_thread_init_main_thread_stack(void *addr)
 {
 native_main_thread.id = pthread_self();
 #if MAINSTACKADDR_AVAILABLE
 if (native_main_thread.stack_maxsize) return;
@@ -2051,6 +2055,9 @@ static int
 native_thread_init_stack(rb_thread_t *th, void *local_in_parent_frame)
 {
 rb_nativethread_id_t curr = pthread_self();
 if (!native_main_thread.id) {
 /* This thread is the first thread, must be the main thread -
@@ -2070,7 +2077,7 @@ native_thread_init_stack(rb_thread_t *th, void *local_in_parent_frame)
 if (get_stack(&start, &size) == 0) {
 uintptr_t diff = (uintptr_t)start - (uintptr_t)local_in_parent_frame;
- th->ec->machine.stack_start = (uintptr_t)local_in_parent_frame;
 th->ec->machine.stack_maxsize = size - diff;
 }
 }
@@ -2197,12 +2204,10 @@ call_thread_start_func_2(rb_thread_t *th)
 on a new thread, and replacing that data on fiber-switch would break it (see
 bug #13887) */
 VALUE stack_start = 0;
- VALUE *stack_start_addr = &stack_start;
 native_thread_init_stack(th, stack_start_addr);
 thread_start_func_2(th, th->ec->machine.stack_start);
-
- /* Ensure that stack_start really was spilled to the stack */
- RB_GC_GUARD(stack_start)
 }
 static void *