unused variable in ipaddress.cc breaks build on gcc 4.6

What steps will reproduce the problem?
1. Try to build libjingle with gcc 4.6
2.
3.

What is the expected output? What do you see instead?

________Compiling build/dbg/obj/base/ipaddress.o
base/ipaddress.cc: In function ‘talk_base::IPAddress 
talk_base::TruncateIP(const talk_base::IPAddress&, int)’:
base/ipaddress.cc:327:14: error: variable ‘ip_addr’ set but not used 
[-Werror=unused-but-set-variable]
cc1plus: all warnings being treated as errors

scons: *** [build/dbg/obj/base/ipaddress.o] Error 1

What version of the product are you using? On what operating system?
r110 and beyond, Fedora 16, gcc 4.6.2.

Please provide any additional information below.

See patch.

Original issue reported on code.google.com by bprodo...@connectify.me on 17 Feb 2012 at 3:09

Attachments:

003-ipaddress-fix.patch

moccasmater / libjingle

unused variable in ipaddress.cc breaks build on gcc 4.6 #304