[all-commits] [llvm/llvm-project] 3b3a16: [MS] On x86_32, pass overaligned, non-copyable arg...

[Reid Kleckner via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 3b3a16548568f5b6c4146ca5129eb6af5000e4ff
      https://github.com/llvm/llvm-project/commit/3b3a16548568f5b6c4146ca5129eb6af5000e4ff
  Author: Reid Kleckner <rnk at google.com>
  Date:   2020-09-21 (Mon, 21 Sep 2020)

  Changed paths:
    M clang/lib/CodeGen/MicrosoftCXXABI.cpp
    M clang/test/CodeGenCXX/inalloca-overaligned.cpp

  Log Message:
  -----------
  [MS] On x86_32, pass overaligned, non-copyable arguments indirectly

This updates the C++ ABI argument classification code to use the logic
from D72114, fixing an ABI incompatibility with MSVC.

Part of PR44395.

Differential Revision: https://reviews.llvm.org/D87923