[all-commits] [llvm/llvm-project] 335668: [C++20][Modules] Do not allow non-inline external ...

[Iain Sandoe via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 335668b116439d13c7555616e126acdc608ce59e
      https://github.com/llvm/llvm-project/commit/335668b116439d13c7555616e126acdc608ce59e
  Author: Iain Sandoe <iain at sandoe.co.uk>
  Date:   2023-01-08 (Sun, 08 Jan 2023)

  Changed paths:
    M clang/docs/ReleaseNotes.rst
    M clang/include/clang/Basic/DiagnosticSemaKinds.td
    M clang/include/clang/Sema/Sema.h
    M clang/lib/Sema/SemaDecl.cpp
    A clang/test/CXX/module/module.import/p6.cpp
    M clang/test/CodeGenCXX/module-initializer-header.cppm

  Log Message:
  -----------
  [C++20][Modules] Do not allow non-inline external definitions in header units.

[module.import/6] last sentence:
A header unit shall not contain a definition of a non-inline function or
variable whose name has external linkage.

Differential Revision: https://reviews.llvm.org/D140261