> AFAICT tsearch2's incompatibility is in the redefined YY_INPUT macro,
> which seems of no value for Postgres anyway. Can't we take that out?
I resolve problem with gm4 with a help of symlink and reorder my PATH. So, it
compiles but creates core dump while regression (postgres is compiled with
enable-debug and enable-cassert):
#0 0x284b5507 in tsearch2_yy_switch_to_buffer (new_buffer=0x84040a0)
at parser.c:1725
1725 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
(gdb) print (yy_buffer_stack)[(yy_buffer_stack_top)]
$1 = 0x7f7f7f7f
(gdb) print yy_buffer_stack_top
$2 = 0
(gdb) bt
#0 0x284b5507 in tsearch2_yy_switch_to_buffer (new_buffer=0x84040a0)
at parser.c:1725
#1 0x284b5bb2 in tsearch2_yy_scan_buffer (
base=0x8404314 "345 qwe@efd.r ' http://www.com/http://aew.werc.ewr/?ad=qwe&
dw 1aew.werc.ewr/?ad=qwe&dw 2aew.werc.ewr http://3aew.werc.ewr/?ad=qwe&dw http:/
/4aew.werc.ewr http://5aew.werc.ewr:8100/? ad=qwe&dw 6aew.w"..., size=566)
at parser.c:1976
#2 0x284b5c8e in tsearch2_yy_scan_bytes (
bytes=0x835aa48 "345 qwe@efd.r ' http://www.com/http://aew.werc.ewr/?ad=qwe
&dw 1aew.werc.ewr/?ad=qwe&dw 2aew.werc.ewr http://3aew.werc.ewr/?ad=qwe&dw http:
//4aew.werc.ewr http://5aew.werc.ewr:8100/? ad=qwe&dw 6aew.w"..., len=564)
at parser.c:2020
#3 0x284b5fed in start_parse_str (
str=0x835aa48 "345 qwe@efd.r ' http://www.com/http://aew.werc.ewr/?ad=qwe&d
w 1aew.werc.ewr/?ad=qwe&dw 2aew.werc.ewr http://3aew.werc.ewr/?ad=qwe&dw http://
4aew.werc.ewr http://5aew.werc.ewr:8100/? ad=qwe&dw 6aew.w"..., limit=564)
at parser.l:303
It seems to me, bug in flex...
--
Teodor Sigaev E-mail: teodor@sigaev.ru