Ron Aaron wrote:
> Crashes for me:
>
> (gdb) bt
> #0 0xb7fdd424 in __kernel_vsyscall ()
> #1 0xb75391df in __GI_raise (sig=6) at
> ../nptl/sysdeps/unix/sysv/linux/raise.c:64
> #2 0xb753c825 in __GI_abort () at abort.c:91
> #3 0xb757639a in __libc_message (do_abort=2, fmt=0xb766e6c7 "*** %s ***: %s
> terminated\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:201
> #4 0xb760f105 in __GI___fortify_fail (msg=0xb766e648 "buffer overflow
> detected") at fortify_fail.c:38
> #5 0xb760deba in __GI___chk_fail () at chk_fail.c:29
> #6 0x08191a77 in nfa_regatom ()
> #7 0x08193a74 in nfa_regconcat ()
> #8 0x08194000 in nfa_regbranch ()
> #9 0x081940e8 in nfa_reg ()
> #10 0x08194ee1 in nfa_regcomp ()
> #11 0x081a3fc9 in vim_regcomp ()
> #12 0x080e10f9 in do_autocmd_event ()
> #13 0x080e1403 in do_autocmd ()
> #14 0x080b9c4d in ex_autocmd ()
> #15 0x080c128c in do_one_cmd ()
> #16 0x080c424b in do_cmdline ()
> #17 0x080b4f7f in do_source ()
> #18 0x080b58c9 in do_in_runtimepath.constprop.8 ()
> #19 0x080b8bf6 in ex_filetype ()
> #20 0x080c128c in do_one_cmd ()
> #21 0x080c424b in do_cmdline ()
> #22 0x080b4f7f in do_source ()
> #23 0x080558ac in main ()
I cannot reproduce it.
Can you find out where in nfa_regatom() this happens?
Hmm, maybe it inlines nfa_recognize_char_class(). The myconfig buffer
there needs to be 10 chars instead of 9.
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