diff --git a/vm_backtrace.c b/vm_backtrace.c index b04f6dac31..5b79e3d274 100644 --- a/vm_backtrace.c +++ b/vm_backtrace.c @@ -578,7 +578,7 @@ backtrace_collect(rb_backtrace_t *bt, long lev, long n, VALUE (*func)(rb_backtra rb_bug("backtrace_collect: unreachable"); } - btary = rb_ary_new(); + btary = rb_ary_new2(n); for (i=0; i+levbacktrace_size && ibacktrace[bt->backtrace_size - 1 - (lev+i)];