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* Crash with empty table cell
@ 2019-02-13  6:01 Anthony J. Bentley
  2019-03-18  8:03 ` Ingo Schwarze
  0 siblings, 1 reply; 2+ messages in thread
From: Anthony J. Bentley @ 2019-02-13  6:01 UTC (permalink / raw)
  To: tech


This simplified example from syncthing-bep(7) causes a crash:

T}	T{
T}	T{

Program received signal SIGSEGV, Segmentation fault.
strcmp () at /usr/src/lib/libc/arch/amd64/string/strcmp.S:59
59              movb    (%rdi),%al
(gdb) bt
#0  strcmp () at /usr/src/lib/libc/arch/amd64/string/strcmp.S:59
#1  0x00000e4f8ac99b7f in tbl_hrule (tp=0xe524e0aae00, spp=0xe51b8c5cd80, 
    spn=0xe524a503080, flags=0) at tbl_term.c:671
#2  0x00000e4f8ac98e8c in term_tbl (tp=0xe524e0aae00, sp=<optimized out>)
    at tbl_term.c:343
#3  0x00000e4f8ac959c1 in print_man_nodelist (n=0xe519e437000, 
    p=<optimized out>, mt=<optimized out>, meta=<optimized out>)
    at man_term.c:989
#4  terminal_man (arg=0xe524e0aae00, man=0xe521a68a600) at man_term.c:182
#5  0x00000e4f8ac88f61 in parse (curp=<optimized out>, fd=<optimized out>, 
    file=<optimized out>) at main.c:855
#6  0x00000e4f8ac882c2 in main (argc=0, argv=0x7f7ffffda3b0) at main.c:471

Anthony J. Bentley
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