On 2017/5/3 14:12, Xi Ruoyao wrote:
No I didn't modify GCC or libstdc++ source. The "" (empty string) locale works fine and conforms to the standard on my computer (that is, it is identical to the "C" locale).Liu Hao (CCed him) once said his (maybe modified) libstdc++ also support locale name "" (empty string). Maybe he can help you.
-- Best regards, LH_Mouse