[Bug gdb/27813] FAIL: gdb.linespec/cpcompletion.exp: incomplete-scope-colon: tab complete "b cpls.cc:'ns_incomplete_scope_colon_test::i" (clearing input line) (timeout)

["vries at gcc dot gnu.org" <sourceware-bugzilla@sourceware.org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=27813

--- Comment #8 from Tom de Vries <vries at gcc dot gnu.org> ---
I added this to capture the moment when the SIGINT is caught:
...
diff --git a/readline/readline/signals.c b/readline/readline/signals.c
index 8fedc370a1a..dffd66ae553 100644
--- a/readline/readline/signals.c
+++ b/readline/readline/signals.c
@@ -166,6 +166,7 @@ _rl_signal_handler (int sig)
 static RETSIGTYPE
 rl_signal_handler (int sig)
 {
+  __builtin_abort ();
   _rl_caught_signal = sig;
   SIGHANDLER_RETURN;
 }
...

Backtrace of corresponding core file:
...
(gdb) bt
#0  raise (sig=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#1  0x00000000007606b6 in handle_fatal_signal (sig=6)
    at gdb/event-top.c:971
#2  <signal handler called>
#3  __GI_raise (sig=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#4  0x00007ffa99911375 in __GI_abort () at abort.c:79
#5  0x0000000000ce4336 in rl_signal_handler (sig=2)
    at readline/readline/signals.c:169
#6  <signal handler called>
#7  0x0000000000ce0f1a in update_line (
    old=0x3897050 "(gdb) maintenance selftest name_that_does_not_exist", 
    old_face=0x389f060 '0' <repeats 51 times>, 
    new=0x38a7070 "(gdb) maintenance selftest name_that_does_not_exist", 
    new_face=0x38af080 '0' <repeats 51 times>, current_line=0, omax=32766,
nmax=32766, 
    inv_botlin=0) at readline/readline/display.c:1938
#8  0x0000000000cdfd6b in rl_redisplay ()
    at readline/readline/display.c:1518
#9  0x0000000000cc87dd in _rl_internal_char_cleanup ()
    at readline/readline/readline.c:533
#10 0x0000000000cc8b24 in readline_internal_char ()
    at readline/readline/readline.c:681
#11 0x0000000000ce8c63 in rl_callback_read_char ()
    at readline/readline/callback.c:264
#12 0x000000000075f4a0 in gdb_rl_callback_read_char_wrapper_noexcept ()
    at gdb/event-top.c:188
#13 0x000000000075f527 in gdb_rl_callback_read_char_wrapper
(client_data=0x3537150)
    at gdb/event-top.c:205
#14 0x000000000075fc74 in stdin_event_handler (error=0, client_data=0x3537150)
    at gdb/event-top.c:525
#15 0x00000000013a9b60 in handle_file_event (file_ptr=0x37e4490, ready_mask=1)
    at gdbsupport/event-loop.cc:574
#16 0x00000000013aa0e8 in gdb_wait_for_event (block=1)
    at gdbsupport/event-loop.cc:695
#17 0x00000000013a8fbc in gdb_do_one_event (mstimeout=-1)
    at gdbsupport/event-loop.cc:265
#18 0x00000000008a65b3 in start_event_loop ()
    at gdb/main.c:411
#19 0x00000000008a66d3 in captured_command_loop ()
    at gdb/main.c:471
#20 0x00000000008a7eeb in captured_main (data=0x7ffff205b580)
    at gdb/main.c:1330
#21 0x00000000008a7f51 in gdb_main (args=0x7ffff205b580)
    at gdb/main.c:1345
#22 0x000000000041506e in main (argc=9, argv=0x7ffff205b698)
    at gdb/gdb.c:32
(gdb) 
...

-- 
You are receiving this mail because:
You are on the CC list for the bug.