tccpp: warn about #define redefinition
tccpp: warn about #define redefinition

metaeducation/tcc,FriedBreakfast/tcc,avih/tinycc,xcm/tcc,FriedBreakfast/tcc,melkior/tinycc,seyko2/tinycc,leeduhem/tinycc,mingodad/tinycc,mitake/tinycc,fstudio/tinycc,run4flat/tinycc,avih/tinycc,run4flat/tinycc,alfonsokim/tinycc,rchandramouli/tinycc,yousong/tinycc,mirror/tinycc,Archs/TinyCC,soywiz/tinycc,FriedBreakfast/tcc,ftdi-paul-jiao/tinyCC,acook/tinycc,melkior/tinycc,shinh/nacltcc,fstudio/tinycc,soywiz/tinycc,fstudio/tinycc,andreiw/tinycc,mobiphil/tinnycc,xcm/tcc,acook/tinycc,yousong/tinycc,run4flat/tinycc,metaeducation/tcc,andrewchambers/tccmirror,avih/tinycc,andrewchambers/tccmirror,andrewchambers/tccmirror,shinh/nacltcc,ftdi-paul-jiao/tinyCC,mobiphil/tinnycc,seyko2/tinycc,Saectar/inherpreter,Archs/TinyCC,mitake/tinycc,alfonsokim/tinycc,metaeducation/tcc,fstudio/tinycc,shinh/nacltcc,melkior/tinycc,Saectar/inherpreter,ftdi-paul-jiao/tinyCC,alfonsokim/tinycc,rchandramouli/tinycc,Wallbraker/DCPU-TCC,andrewchambers/tccmirror,andreiw/tinycc,Saectar/inherpreter,Wallbraker/DCPU-TCC,FriedBreakfast/tcc,leeduhem/tinycc,mirror/tinycc,leeduhem/tinycc,Archs/TinyCC,mingodad/tinycc,soywiz/tinycc,metaeducation/tcc,Saectar/inherpreter,run4flat/tinycc,rchandramouli/tinycc,seyko2/tinycc,seyko2/tinycc,shinh/nacltcc,rchandramouli/tinycc,yousong/tinycc,melkior/tinycc,yousong/tinycc,mingodad/tinycc,Wallbraker/DCPU-TCC,andreiw/tinycc,gfwilliams/tinycc,rchandramouli/tinycc,avih/tinycc,mitake/tinycc,acook/tinycc,run4flat/tinycc,code4game/tinycc,ftdi-paul-jiao/tinyCC,mobiphil/tinnycc,alfonsokim/tinycc,mirror/tinycc,mobiphil/tinnycc,Archs/TinyCC,acook/tinycc,gfwilliams/tinycc,gfwilliams/tinycc,shinh/nacltcc,leeduhem/tinycc,mingodad/tinycc,leeduhem/tinycc,code4game/tinycc,andrewchambers/tccmirror,code4game/tinycc,Archs/TinyCC,alfonsokim/tinycc,gfwilliams/tinycc,melkior/tinycc,xcm/tcc,metaeducation/tcc,mirror/tinycc,FriedBreakfast/tcc,Saectar/inherpreter,seyko2/tinycc,fstudio/tinycc,mitake/tinycc,gfwilliams/tinycc,soywiz/tinycc