Re: [jira] Resolved: (STDCXX-938) [aCC 363/HP 11.11] SEGV in 22.locale.*.mt

[Martin Sebor]

Travis Vitek (JIRA) wrote:

     [ 
https://issues.apache.org/jira/browse/STDCXX-938?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

[...]

I've reduced the problem to the following testcase...

I haven't looked at it very closely -- is this a compiler bug?

Martin

{noformat}
[EMAIL PROTECTED] tests]$ cat t.cpp; aCC -g t.cpp; gdb a.out
extern "C" {
  typedef void rw_signal_handler_t (int);
}
rw_signal_handler_t* const rw_sig_ign = (rw_signal_handler_t*)-2;
unsigned rw_alarm (rw_signal_handler_t* handler)
{
  if (rw_sig_ign == handler) {
    return 4;
  }
  else if (handler) {
    return 5;
  }
  return 0;
}
extern "C" {
  void my_signal_handler (int) { }
}
int main ()
{
  rw_alarm (my_signal_handler);
  return 0;
}
HP gdb 5.0 for PA-RISC 1.1 or 2.0 (narrow), HP-UX 11.00
and target hppa1.1-hp-hpux11.00.
Copyright 1986 - 2001 Free Software Foundation, Inc.
Hewlett-Packard Wildebeest 5.0 (based on GDB) is covered by the
GNU General Public License. Type "show copying" to see the conditions to
change it and/or distribute copies. Type "show warranty" for warranty/support.
..
(gdb) run

Starting program: /build/vitek/4.2.2/12s/tests/a.out Program received signal SIGSEGV, Segmentation fault

  si_code: 0 - SEGV_UNKNOWN - Unknown Error.
0x2d60 in rw_alarm (handler=0x4000113a <my_signal_handler>) at t.cpp:9
9         if (rw_sig_ign == handler) {
(gdb) where
#0  0x2d60 in rw_alarm (handler=0x4000113a <my_signal_handler>) at t.cpp:9
#1  0x2df0 in main () at t.cpp:26
{noformat}