rb_ary_set_len   1941 hash.c         	rb_ary_set_len(keys, size);
rb_ary_set_len   1985 hash.c         	rb_ary_set_len(values, size);
rb_ary_set_len    778 internal.h        rb_ary_set_len((value), offsetof(type, member) / sizeof(VALUE)), \
rb_ary_set_len    834 internal.h     void rb_ary_set_len(VALUE, long);