`make -s buildkernel' seems to contain lots of segfaults after recent
update of one-true-awk in r224731. It chokes on sys/conf/kmod_syms.awk.
The case can be reduced to
$ awk 'BEGIN { delete ARGV[1] } END { print ARGV[1] }' blah
[...]
Program received signal SIGSEGV, Segmentation fault.
0x000000000040b778 in isclvar (s=0x0) at
/usr/src/usr.bin/awk/../../contrib/one-true-awk/lib.c:674
674 if (!isalpha((uschar) *s) && *s != '_')
(gdb) bt
#0 0x000000000040b778 in isclvar (s=0x0) at
/usr/src/usr.bin/awk/../../contrib/one-true-awk/lib.c:674
#1 0x00000000004092d7 in initgetrec () at
/usr/src/usr.bin/awk/../../contrib/one-true-awk/lib.c:92
#2 0x0000000000409397 in getrec (pbuf=0x6267e0, pbufsize=0x6248a8,
isrecord=1)
at /usr/src/usr.bin/awk/../../contrib/one-true-awk/lib.c:113
#3 0x000000000040cd73 in program (a=0x8010830e8, n=258) at
/usr/src/usr.bin/awk/../../contrib/one-true-awk/run.c:193
#4 0x000000000040cbd0 in execute (u=0x8010830d0) at
/usr/src/usr.bin/awk/../../contrib/one-true-awk/run.c:162
#5 0x000000000040caaa in run (a=0x8010830d0) at
/usr/src/usr.bin/awk/../../contrib/one-true-awk/run.c:137
#6 0x000000000040bf85 in main (argc=2, argv=0x7fffffffd290) at
/usr/src/usr.bin/awk/../../contrib/one-true-awk/main.c:183
Anyone else?
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