gistfile1.txt

[~/.cpanm/latest-build/AnyEvent-Impl-NSRunLoop-0.04]$ perl -Mlib=blib/lib t/03_child.t
1..50
ok 1
ok 2
ok 3 # 26944 == 26944
ok 4 # 3 == 768 >> 8 (768)
ok 5 # 26945 == 26945
ok 6 # 7 == 1792 >> 8 (1792)
ok 7
ok 8
ok 9
ok 10
ok 11
ok 12
ok 13 # 26946 == 26946
ok 14 # 3 == 768 >> 8 (768)
ok 15 # 26947 == 26947
ok 16 # 7 == 1792 >> 8 (1792)
ok 17
ok 18
ok 19
ok 20
ok 21
ok 22
ok 23 # 26948 == 26948
ok 24 # 3 == 768 >> 8 (768)
ok 25 # 26949 == 26949
ok 26 # 7 == 1792 >> 8 (1792)
ok 27
ok 28
ok 29
ok 30
ok 31
ok 32
ok 33 # 26950 == 26950
ok 34 # 3 == 768 >> 8 (768)
ok 35 # 26951 == 26951
ok 36 # 7 == 1792 >> 8 (1792)
ok 37
ok 38
ok 39
ok 40
ok 41
ok 42
ok 43 # 26952 == 26952
ok 44 # 3 == 768 >> 8 (768)
ok 45 # 26953 == 26953
ok 46 # 7 == 1792 >> 8 (1792)
ok 47
ok 48
ok 49
ok 50
Segmentation fault

gistfile2.txt

[~/.cpanm/latest-build/AnyEvent-Impl-NSRunLoop-0.04]$ gdb perl
(gdb) R -Mblib t/03_child.t 

...

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: 13 at address: 0x0000000000000000
0x000000010007d550 in Perl_mg_find ()
(gdb) bt
#0  0x000000010007d550 in Perl_mg_find ()
#1  0x00000001001da1eb in remove_io (cv=0x10088a3c0) at loop.m:307
#2  0x0000000100096686 in Perl_pp_entersub ()
#3  0x000000010008e046 in Perl_runops_standard ()
#4  0x000000010001c2d5 in Perl_call_sv ()
#5  0x000000010009ea19 in Perl_sv_clear ()
#6  0x00000001000a1316 in do_clean_objs ()
#7  0x0000000100098c34 in Perl_sv_clean_objs ()
#8  0x000000010001deb6 in perl_destruct ()
#9  0x000000010000169a in main ()