15.025006
2is_c9strict_utf8_string        # U
3is_c9strict_utf8_string_loc    # U
4is_c9strict_utf8_string_loclen # U
5is_strict_utf8_string          # U
6is_strict_utf8_string_loc      # U
7is_strict_utf8_string_loclen   # U
8is_utf8_fixed_width_buf_flags  # U
9is_utf8_fixed_width_buf_loc_flags # U
10is_utf8_fixed_width_buf_loclen_flags # U
11is_utf8_string_flags           # U
12is_utf8_string_loc_flags       # U
13is_utf8_string_loclen_flags    # U
14SvPVCLEAR                      # E
15sv_setpv_bufsize               # U
16UTF8_GOT_CONTINUATION          # E
17UTF8_GOT_EMPTY                 # E
18UTF8_GOT_LONG                  # E
19UTF8_GOT_NONCHAR               # E
20UTF8_GOT_NON_CONTINUATION      # E
21UTF8_GOT_OVERFLOW              # E
22UTF8_GOT_SHORT                 # E
23UTF8_GOT_SUPER                 # E
24UTF8_GOT_SURROGATE             # E
25utf8n_to_uvchr_error           # U
26