Fixed clang build.
Fixed clang build.

mendsley/bgfx,bkaradzic/bgfx,jdryg/bgfx,MikePopoloski/bgfx,jdryg/bgfx,Synxis/bgfx,fluffyfreak/bgfx,LWJGL-CI/bgfx,attilaz/bgfx,septag/bgfx,septag/bgfx,mendsley/bgfx,LWJGL-CI/bgfx,bkaradzic/bgfx,jpcy/bgfx,fluffyfreak/bgfx,emoon/bgfx,Synxis/bgfx,bkaradzic/bgfx,fluffyfreak/bgfx,MikePopoloski/bgfx,mmicko/bgfx,jdryg/bgfx,jpcy/bgfx,septag/bgfx,jdryg/bgfx,MikePopoloski/bgfx,mmicko/bgfx,Synxis/bgfx,jpcy/bgfx,attilaz/bgfx,emoon/bgfx,fluffyfreak/bgfx,jpcy/bgfx,attilaz/bgfx,LWJGL-CI/bgfx,mmicko/bgfx,bkaradzic/bgfx,LWJGL-CI/bgfx,mendsley/bgfx,emoon/bgfx