<div dir="ltr">In case like ticket <a href="https://freeswitch.org/jira/browse/FS-7214">FS-7214</a> very helpful compile FS without optimization.<div>When I add flags CFLAGS and CXXFLAGS like below compilation is breaks. Addiding option &quot;--disable-optimization&quot; for configure script is help me.</div><div><div><br></div><div>export CFLAGS=&quot;$CFLAGS -O0&quot;</div><div>export CXXFLAGS=&quot;$CXXFLAGS -O0&quot;</div></div><div><br></div><div><br></div><div><div>make[4]: Entering directory `/home/build/rpmbuild/BUILD/freeswitch-1.4.13/src/mod/languages/mod_python&#39;</div><div>  CC       mod_python_la-mod_python.lo</div><div>In file included from /usr/include/limits.h:26:0,</div><div>                 from /usr/lib/gcc/x86_64-redhat-linux/4.8.2/include/limits.h:168,</div><div>                 from /usr/lib/gcc/x86_64-redhat-linux/4.8.2/include/syslimits.h:7,</div><div>                 from /usr/lib/gcc/x86_64-redhat-linux/4.8.2/include/limits.h:34,</div><div>                 from /usr/include/python2.7/Python.h:19,</div><div>                 from mod_python.c:35:</div><div>/usr/include/features.h:330:4: error: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Werror=cpp]</div><div> #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)</div></div><div><br></div><div><br></div><div>Can you suggest correct way to compile FS without optimization?</div><div><br></div></div>