pub unsafe extern "C" fn shaderc_compile_into_preprocessed_text(
compiler: *const ShadercCompiler,
source_text: *const c_char,
source_size: size_t,
shader_kind: i32,
input_file_name: *const c_char,
entry_point_name: *const c_char,
additional_options: *const ShadercCompileOptions
) -> *mut ShadercCompilationResult