[all-commits] [llvm/llvm-project] ad4965: [clang] Add fixed point precision macros (#81207)

[PiJoules via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ad49657a424db5e5979236ef5a474e93d827ab2c
      https://github.com/llvm/llvm-project/commit/ad49657a424db5e5979236ef5a474e93d827ab2c
  Author: PiJoules <6019989+PiJoules at users.noreply.github.com>
  Date:   2024-02-14 (Wed, 14 Feb 2024)

  Changed paths:
    M clang/docs/ReleaseNotes.rst
    M clang/lib/Frontend/InitPreprocessor.cpp
    A clang/test/Preprocessor/fixed-point.c
    A clang/test/Preprocessor/no-fixed-point.c
    M llvm/include/llvm/ADT/APFixedPoint.h
    M llvm/lib/Support/APFixedPoint.cpp

  Log Message:
  -----------
  [clang] Add fixed point precision macros (#81207)

This defines the builtin macros specified in `7.18a.3 Precision macros`
of ISO/IEC TR 18037:2008. These are the `__*__` versions of them and the
formal definitions in stdfix.h can use them.