[lwip-members] [bugs #6564] src/core/tcp.c:139: warning: dereferencing type-punned pointer will break strict-aliasing rules

[Jani Monoses]

This mail is an automated notification from the bugs tracker
 of the project: lwIP - A Lightweight TCP/IP stack.

/**************************************************************************/
[bugs #6564] Latest Modifications:

Changes by: 
                Jani Monoses <address@hidden>
'Date: 
                Thu 11/27/2003 at 16:34 (GMT)

------------------ Additional Follow-up Comments ----------------------------
I think th e -fno-strictaliasing option must be used to silence these warnings 
in gcc 3.3.X






/**************************************************************************/
[bugs #6564] Full Item Snapshot:

URL: <http://savannah.nongnu.org/bugs/?func=detailitem&item_id=6564>
Project: lwIP - A Lightweight TCP/IP stack
Submitted by: Leon Woestenberg
On: Sat 11/15/2003 at 00:24

Category:  TCP
Severity:  2
Item Group:  Compiler Warning
Resolution:  None
Assigned to:  None
Status:  Open


Summary:  src/core/tcp.c:139: warning: dereferencing type-punned pointer will 
break strict-aliasing rules

Original Submission:  err_t

tcp_close(struct tcp_pcb *pcb)

{

  err_t err;



#if TCP_DEBUG

  LWIP_DEBUGF(TCP_DEBUG, ("tcp_close: closing in state "));

  tcp_debug_print_state(pcb->state);

  LWIP_DEBUGF(TCP_DEBUG, ("n"));

#endif /* TCP_DEBUG */

  switch (pcb->state) {

  case LISTEN:

    err = ERR_OK;

    tcp_pcb_remove((struct tcp_pcb **)&tcp_listen_pcbs, pcb);



Follow-up Comments
------------------


-------------------------------------------------------
Date: Thu 11/27/2003 at 16:34       By: jani
I think th e -fno-strictaliasing option must be used to silence these warnings 
in gcc 3.3.X












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