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| author | Nick Desaulniers <nickdesaulniers@users.noreply.github.com> | 2024-02-16 08:56:24 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-02-16 08:56:24 -0800 |
| commit | 58946ee435dca2071ce8eec1961de29e7378ec03 (patch) | |
| tree | 33952d08f7f538e8c7dd0ef398b0496167ede826 /libc | |
| parent | cb891127974ddba9d2e31fe16220591ff9296bdb (diff) | |
| download | llvm-58946ee435dca2071ce8eec1961de29e7378ec03.zip llvm-58946ee435dca2071ce8eec1961de29e7378ec03.tar.gz llvm-58946ee435dca2071ce8eec1961de29e7378ec03.tar.bz2 | |
[libc][docs] start documenting c23 support (#81933)
I've been diffing the c17 vs c23 latest publicly available drafts and think I
have most of the library related differences. I haven't yet annotated what we
actually support or not.
Link: https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2310.pdf (C17)
Link: https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3096.pdf (C23)
Diffstat (limited to 'libc')
| -rw-r--r-- | libc/docs/c23.rst | 114 | ||||
| -rw-r--r-- | libc/docs/index.rst | 1 |
2 files changed, 115 insertions, 0 deletions
diff --git a/libc/docs/c23.rst b/libc/docs/c23.rst new file mode 100644 index 0000000..6d5edbf --- /dev/null +++ b/libc/docs/c23.rst @@ -0,0 +1,114 @@ +.. _c23_support: + +=========== +C23 Support +=========== + +.. contents:: Table of Contents + :depth: 4 + :local: + +--------------------- +Implementation Status +--------------------- + +(It's helpful to review 'Annex B (Informative) Library Summary' for these.) + +New headers: + +* stdbit.h +* stdckdint.h + +Additions: + +* uchar.h + + * mbrtoc8 + * c8rtomb + * char*_t + +* string.h + + * memset_explicit + * memccpy + * strdup + * strndup + +* time.h + + * gmtime_r + * localtime_r + * timegm + * timespec_getres + * strftime conversion specifiers + + * 0b + * 0B +* math.h + + * acospi* + * asinpi* + * atanpi* + * atan2pi* + * cospi* + * sinpi* + * tanpi* + * exp10* + * exp10m1* + * exp2m1* + * log10p1* + * logp1 + * log2p1* + * rsqrt* + * __STDC_IEC_60559_DFP__ functions (_Decimal32, _Decimal64, _Decimal128) + * compoundn* + * totalorder* + * totalordermag* + * getpayload* + * setpayload* + * iscannonical + * issignaling + * issubnormal + * iszero + * llogb* + * pown* + * powr* + * rootn* + * roundeven* + * fromfp* + * ufromfp* + * fromfpx* + * nextup* + * nextdown* + * canonicalize* + * fmaximum* + * fminimum* + * fmaximum_mag* + * fminimum_mag* + * fmaximum_mag_num* + * fminimum_mag_num* + * fadd* + * fsub* + * fmul* + * fdiv* + * ffma* + * dfmal + * fsqrt* + * dsqrtl +* fenv.h + + * fesetexcept + * fetestexceptflag + * fegetmode + * fesetmode +* stddef.h + + * unreachable +* stdlib.h + + * free_sized + * free_aligned_sized + * memalignment +* tgmath.h + + * <TODO> diff --git a/libc/docs/index.rst b/libc/docs/index.rst index 7655cb9..a50eb08 100644 --- a/libc/docs/index.rst +++ b/libc/docs/index.rst @@ -67,6 +67,7 @@ stages there is no ABI stability in any form. stdio stdbit libc_search + c23 .. toctree:: :hidden: |