Add compiler optimizations to example module makefile.
Add compiler optimizations to example module makefile.

zguangyu/redis,GitHubMota/redis,hgl888/redis,soloestoy/redis,kensou97/redis,spinlock/redis,arijitvt/redis,oranagra/redis,OmarQunsul/graph-redis,rogerchina/redis,neomantra/redis,charsyam/redis,ton31337/redis,sunheehnus/redis,soloestoy/redis,ctripcorp/redis,arijitvt/redis,ton31337/redis,oranagra/redis,YongMan/redis,PKRoma/redis,YongMan/redis,PKRoma/redis,nnog/redis,badboy/redis,antirez/redis,ofirluzon/redis,dreamquster/redis,soveran/redis,yossigo/redis,ofirluzon/redis,kensou97/redis,soloestoy/redis,dreamquster/redis,colstrom/redis,charsyam/redis,sunheehnus/redis,GitHubMota/redis,Sciumo/redis,ton31337/redis,Sciumo/redis,ofirluzon/redis,spinlock/redis,neomantra/redis,antirez/redis,colstrom/redis,yossigo/redis,arijitvt/redis,pmem/redis,YongMan/redis,yossigo/redis,GitHubMota/redis,charsyam/redis,pmem/redis,yossigo/redis,GitHubMota/redis,dreamquster/redis,ofirluzon/redis,nnog/redis,PKRoma/redis,nnog/redis,soloestoy/redis,yossigo/redis,OmarQunsul/graph-redis,badboy/redis,neomantra/redis,oranagra/redis,OmarQunsul/graph-redis,OmarQunsul/graph-redis,Sciumo/redis,colstrom/redis,hgl888/redis,spinlock/redis,colstrom/redis,PKRoma/redis,zguangyu/redis,hgl888/redis,rogerchina/redis,ton31337/redis,arijitvt/redis,neomantra/redis,soveran/redis,hgl888/redis,ctripcorp/redis,Sciumo/redis,oranagra/redis,charsyam/redis,rogerchina/redis,PKRoma/redis,charsyam/redis,pmem/redis,rogerchina/redis,soloestoy/redis,sunheehnus/redis,pmem/redis,spinlock/redis,antirez/redis,sunheehnus/redis,antirez/redis,oranagra/redis,neomantra/redis,kensou97/redis,soveran/redis,dreamquster/redis,soveran/redis,zguangyu/redis,badboy/redis,nnog/redis,ofirluzon/redis,zguangyu/redis,ctripcorp/redis,kensou97/redis,ctripcorp/redis,badboy/redis,YongMan/redis