1546     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
1551     for (; fend != frm_end; ++fend)  in do_out()
1556     for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt)  in do_out()
1580         if (fend != frm_end)  // set up next null terminated sequence  in do_out()
1593             for (fend = frm_nxt; fend != frm_end; ++fend)  in do_out()
1598     return frm_nxt == frm_end ? ok : partial;  in do_out()
1603     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
1608     for (; fend != frm_end; ++fend)  in do_in()
1613     for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt)  in do_in()
1643             return frm_nxt == frm_end ? ok : partial;  in do_in()
1650         if (fend != frm_end)  // set up next null terminated sequence  in do_in()
1659             for (fend = frm_nxt; fend != frm_end; ++fend)  in do_in()
1664     return frm_nxt == frm_end ? ok : partial;  in do_in()
1704     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
1707     for (size_t nwchar_t = 0; nwchar_t < mx && frm != frm_end; ++nwchar_t)  in do_length()
1709         size_t n = __libcpp_mbrlen_l(frm, static_cast<size_t>(frm_end-frm), &st, __l);  in do_length()
1750 utf16_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt,  in utf16_to_utf8()  argument
1764     for (; frm_nxt < frm_end; ++frm_nxt)  in utf16_to_utf8()
1792             if (frm_end-frm_nxt < 2)  in utf16_to_utf8()
1827 utf16_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt,  in utf16_to_utf8()  argument
1841     for (; frm_nxt < frm_end; ++frm_nxt)  in utf16_to_utf8()
1869             if (frm_end-frm_nxt < 2)  in utf16_to_utf8()
1904 utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt,  in utf8_to_utf16()  argument
1912         if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB &&  in utf8_to_utf16()
1916     for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt)  in utf8_to_utf16()
1932             if (frm_end-frm_nxt < 2)  in utf8_to_utf16()
1945             if (frm_end-frm_nxt < 3)  in utf8_to_utf16()
1976             if (frm_end-frm_nxt < 4)  in utf8_to_utf16()
2020     return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok;  in utf8_to_utf16()
2025 utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt,  in utf8_to_utf16()  argument
2033         if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB &&  in utf8_to_utf16()
2037     for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt)  in utf8_to_utf16()
2053             if (frm_end-frm_nxt < 2)  in utf8_to_utf16()
2066             if (frm_end-frm_nxt < 3)  in utf8_to_utf16()
2097             if (frm_end-frm_nxt < 4)  in utf8_to_utf16()
2141     return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok;  in utf8_to_utf16()
2146 utf8_to_utf16_length(const uint8_t* frm, const uint8_t* frm_end,  in utf8_to_utf16_length()  argument
2153         if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB &&  in utf8_to_utf16_length()
2157     for (size_t nchar16_t = 0; frm_nxt < frm_end && nchar16_t < mx; ++nchar16_t)  in utf8_to_utf16_length()
2172             if ((frm_end-frm_nxt < 2) || (frm_nxt[1] & 0xC0) != 0x80)  in utf8_to_utf16_length()
2181             if (frm_end-frm_nxt < 3)  in utf8_to_utf16_length()
2208             if (frm_end-frm_nxt < 4 || mx-nchar16_t < 2)  in utf8_to_utf16_length()
2247 ucs4_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt,  in ucs4_to_utf8()  argument
2261     for (; frm_nxt < frm_end; ++frm_nxt)  in ucs4_to_utf8()
2302 utf8_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt,  in utf8_to_ucs4()  argument
2310         if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB &&  in utf8_to_ucs4()
2314     for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt)  in utf8_to_ucs4()
2330             if (frm_end-frm_nxt < 2)  in utf8_to_ucs4()
2344             if (frm_end-frm_nxt < 3)  in utf8_to_ucs4()
2375             if (frm_end-frm_nxt < 4)  in utf8_to_ucs4()
2411     return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok;  in utf8_to_ucs4()
2416 utf8_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end,  in utf8_to_ucs4_length()  argument
2423         if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB &&  in utf8_to_ucs4_length()
2427     for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t)  in utf8_to_ucs4_length()
2442             if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80))  in utf8_to_ucs4_length()
2450             if (frm_end-frm_nxt < 3)  in utf8_to_ucs4_length()
2477             if (frm_end-frm_nxt < 4)  in utf8_to_ucs4_length()
2514 ucs2_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt,  in ucs2_to_utf8()  argument
2528     for (; frm_nxt < frm_end; ++frm_nxt)  in ucs2_to_utf8()
2560 utf8_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt,  in utf8_to_ucs2()  argument
2568         if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB &&  in utf8_to_ucs2()
2572     for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt)  in utf8_to_ucs2()
2588             if (frm_end-frm_nxt < 2)  in utf8_to_ucs2()
2602             if (frm_end-frm_nxt < 3)  in utf8_to_ucs2()
2636     return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok;  in utf8_to_ucs2()
2641 utf8_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end,  in utf8_to_ucs2_length()  argument
2648         if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB &&  in utf8_to_ucs2_length()
2652     for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t)  in utf8_to_ucs2_length()
2667             if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80))  in utf8_to_ucs2_length()
2675             if (frm_end-frm_nxt < 3)  in utf8_to_ucs2_length()
2710 ucs4_to_utf16be(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt,  in ucs4_to_utf16be()  argument
2723     for (; frm_nxt < frm_end; ++frm_nxt)  in ucs4_to_utf16be()
2755 utf16be_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt,  in utf16be_to_ucs4()  argument
2763         if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF)  in utf16be_to_ucs4()
2766     for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt)  in utf16be_to_ucs4()
2780             if (frm_end-frm_nxt < 4)  in utf16be_to_ucs4()
2795     return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok;  in utf16be_to_ucs4()
2800 utf16be_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end,  in utf16be_to_ucs4_length()  argument
2807         if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF)  in utf16be_to_ucs4_length()
2810     for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t)  in utf16be_to_ucs4_length()
2823             if (frm_end-frm_nxt < 4)  in utf16be_to_ucs4_length()
2842 ucs4_to_utf16le(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt,  in ucs4_to_utf16le()  argument
2855     for (; frm_nxt < frm_end; ++frm_nxt)  in ucs4_to_utf16le()
2887 utf16le_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt,  in utf16le_to_ucs4()  argument
2895         if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE)  in utf16le_to_ucs4()
2898     for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt)  in utf16le_to_ucs4()
2912             if (frm_end-frm_nxt < 4)  in utf16le_to_ucs4()
2927     return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok;  in utf16le_to_ucs4()
2932 utf16le_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end,  in utf16le_to_ucs4_length()  argument
2939         if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE)  in utf16le_to_ucs4_length()
2942     for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t)  in utf16le_to_ucs4_length()
2955             if (frm_end-frm_nxt < 4)  in utf16le_to_ucs4_length()
2974 ucs2_to_utf16be(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt,  in ucs2_to_utf16be()  argument
2987     for (; frm_nxt < frm_end; ++frm_nxt)  in ucs2_to_utf16be()
3002 utf16be_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt,  in utf16be_to_ucs2()  argument
3010         if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF)  in utf16be_to_ucs2()
3013     for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt)  in utf16be_to_ucs2()
3021     return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok;  in utf16be_to_ucs2()
3026 utf16be_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end,  in utf16be_to_ucs2_length()  argument
3033         if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF)  in utf16be_to_ucs2_length()
3036     for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t)  in utf16be_to_ucs2_length()
3048 ucs2_to_utf16le(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt,  in ucs2_to_utf16le()  argument
3061     for (; frm_nxt < frm_end; ++frm_nxt)  in ucs2_to_utf16le()
3076 utf16le_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt,  in utf16le_to_ucs2()  argument
3084         if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE)  in utf16le_to_ucs2()
3087     for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt)  in utf16le_to_ucs2()
3095     return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok;  in utf16le_to_ucs2()
3100 utf16le_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end,  in utf16le_to_ucs2_length()  argument
3108         if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE)  in utf16le_to_ucs2_length()
3111     for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t)  in utf16le_to_ucs2_length()
3131     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3135     const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end);  in do_out()
3148     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3152     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3185     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3188     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3210     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3214     const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end);  in do_out()
3227     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3231     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3264     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3267     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3289     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3293     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
3306     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3310     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3343     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3346     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3368     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3372     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
3385     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3389     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3422     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3425     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3441     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3446     const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end);  in do_out()
3450     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
3470     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3474     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3516     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3519     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3535     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3539     const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end);  in do_out()
3553     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3557     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3591     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3594     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3610     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3614     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
3628     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3632     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3666     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3669     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3685     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3689     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
3703     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3707     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3741     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3744     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3760     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3764     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
3778     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3782     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3816     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3819     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3835     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3839     const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end);  in do_out()
3853     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3857     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3891     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3894     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3910     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3914     const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end);  in do_out()
3928     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
3932     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
3966     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
3969     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
3985     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
3989     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
4003     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
4007     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
4041     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
4044     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
4060     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
4064     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
4078     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
4082     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
4116     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
4119     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
4135     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
4139     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
4153     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
4157     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
4191     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
4194     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
4210     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
4214     const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end);  in do_out()
4228     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
4232     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
4266     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
4269     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()
4285     const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt,  in do_out()  argument
4289     const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end);  in do_out()
4303     const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt,  in do_in()  argument
4307     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_in()
4341     const extern_type* frm, const extern_type* frm_end, size_t mx) const  in do_length()  argument
4344     const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end);  in do_length()