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Add missing fiber nil check to avoid slow rb_check_funcall()

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Check for nil like other callers of rb_fiber_scheduler_current().
This commit is contained in:
Alan Wu 2024-12-09 15:48:39 -05:00
parent 476d655053
commit 0c9c6efc20
Notes: git 2024-12-09 21:20:20 +00:00 
Merged: https://github.com/ruby/ruby/pull/12298
1 changed files with 4 additions and 2 deletions
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process.c
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@ -1200,9 +1200,11 @@ rb_process_status_wait(rb_pid_t pid, int flags)
// We only enter the scheduler if we are "blocking": // We only enter the scheduler if we are "blocking":
if (!(flags & WNOHANG)) { if (!(flags & WNOHANG)) {
VALUE scheduler = rb_fiber_scheduler_current(); VALUE scheduler = rb_fiber_scheduler_current();
if (scheduler != Qnil) {
VALUE result = rb_fiber_scheduler_process_wait(scheduler, pid, flags); VALUE result = rb_fiber_scheduler_process_wait(scheduler, pid, flags);
if (!UNDEF_P(result)) return result; if (!UNDEF_P(result)) return result;
} }
}
struct waitpid_state waitpid_state; struct waitpid_state waitpid_state;