[lwip-devel] [bug #35809] Compiler warning on big endian, possible bug on little endian system

[Bostjan Meglic]

URL:
  <http://savannah.nongnu.org/bugs/?35809>

                 Summary: Compiler warning on big endian, possible bug on
little endian system
                 Project: lwIP - A Lightweight TCP/IP stack
            Submitted by: bostjanm
            Submitted on: Mon 12 Mar 2012 03:23:23 PM GMT
                Category: None
                Severity: 3 - Normal
              Item Group: Compiler Warning
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: 
            lwIP version: 1.4.0

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Details:

I have BIG_ENDIAN system, so htonx()/ntohx() functions are empty.
But I still got a compiler warning about 'expression has no effect' on the
following line:

htonl(addr);

Shouldn't that read as

addr = htonl(addr); ?






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