3rdparty/bgfx/3rdparty/glslang/glslang/MachineIndependent/preprocessor/PpTokens.cpp
// back up one position in the stream
back up one position in the stream
back up one position in the stream
void TPpContext::TokenStream::ungetSubtoken()
{
    if (current > 0)
        --current;
}
void TPpContext :: TokenStream :: ungetSubtoken ( ) { if ( current > 0 ) -- current ; }
back up one position in the stream
back up one position in the stream