C17, formally ISO/IEC 9899:2018, [1] is an open standard for the C programming language, prepared in 2017 and published in July 2018. It replaced C11 (standard ISO/IEC 9899:2011), [2] and is superseded by C23 (ISO/IEC 9899:2024) since October 2024. [3]

Jan 28, 2025 · ISO/IEC 9899:2018, a.k.a. C17 / C18 (denote the year of completion and publication respectively), is a previous revision of the C standard. C17 is same as C11, except that it bumps the __STDC_VERSION__ predefined macro to 201710L, contains several defect reports, and deprecates some features.

A C18 inlet accepts a C13 connector, but a C14 inlet does not accept a C17 connector. The IBM Wheelwriter series of electronic typewriters are one common application. Three-wire cords with C13 connectors, which are easier to find, are sometimes used in …

Feb 20, 2025 · c17 The older standard is ISO/IEC 9899:2018 (aka C17) -- this version addresses many defects reported for C11. It incorporates TCs (Technical Corrigenda) and does not introduce new language features.

Aug 21, 2024 · C 17 standard, officially known as ISO/IEC 9899:2018, is the most recent revision of the C programming language standard, it was finalized in 2017 and published in June 2018. It is often referred to as C 18 due to its publication year, this standard is a direct successor to C11 (ISO/IEC 9899:2011) and focuses on refining the language by ...

May 22, 2017 · This standard is informally called C17 or C18. It was finished in 2017 (and uses __STDC_VERSION__ = 201710L ) but was released by ISO as 9899:2018, hence the ambiguity between C17/C18. It contains no new features, just corrections.

The McDonnell Douglas / Boeing C-17 Globemaster III is a large military transport aircraft developed for the United States Air Force (USAF) between the 1980s to the early 1990s by McDonnell Douglas.

C18/C17 is just a "bug-fix" revision of the C11 standard. It contains no new features. C11 included new features like threading, and some changes from C99 (notably removing variable-length arrays).

Sep 12, 2021 · Ryzen 7 5800X3D | ASRock X570 PG Velocita | RTX 3080 ti Founders Edition | 4x8GB Crucial Ballistix 3600mt/s CL16. Expand. The difference is about one tick. In the performance world, roughly .5ns latency difference average.

I spoke with the GCC maintainer for the flags about what they will do when C17 is published in 2018 and their plan is to add c18, iso9899:2018, and gnu18. I will add the additional flags to Clang when the C17 ballot succeeds.