[all-commits] [llvm/llvm-project] 1131b1: [clang][Fuchsia] Support availability attr on Fuchsia

[Zero Omega via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1131b1eb3509b47d30a36ea9b42367ab1d7373a2
      https://github.com/llvm/llvm-project/commit/1131b1eb3509b47d30a36ea9b42367ab1d7373a2
  Author: Haowei Wu <haowei at google.com>
  Date:   2021-10-11 (Mon, 11 Oct 2021)

  Changed paths:
    M clang/include/clang/Basic/Attr.td
    M clang/include/clang/Basic/DiagnosticSemaKinds.td
    M clang/include/clang/Basic/LangOptions.def
    M clang/include/clang/Driver/Options.td
    M clang/lib/Basic/Targets/OSTargets.h
    M clang/lib/Driver/ToolChains/Clang.cpp
    M clang/lib/Sema/SemaDeclAttr.cpp
    A clang/test/Driver/attr-availability-fuchsia.c
    A clang/test/Sema/attr-availability-fuchsia.c

  Log Message:
  -----------
  [clang][Fuchsia] Support availability attr on Fuchsia

This patch adds support to __attribute__((availability)) annotation for
Fuchsia platform. This patch also adds '-ffuchsia-api-level' to allow
specify Fuchsia API level from the command line.

Differential Revision: https://reviews.llvm.org/D108592