Function shaderc_sys::shaderc_assemble_into_spv

pub unsafe extern "C" fn shaderc_assemble_into_spv(
    compiler: *const ShadercCompiler, 
    source_assembly: *const c_char, 
    source_size: size_t, 
    additional_options: *const ShadercCompileOptions
) -> *mut ShadercCompilationResult