[PATCH] D35056: GCC ABI incompatibility when passing object with trivial copy ctor, trivial dtor, and non-trivial move ctor

Reid Kleckner via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Mon Aug 7 18:49:33 PDT 2017


rnk added a comment.

In https://reviews.llvm.org/D35056#834689, @rsmith wrote:

> I also removed some incorrect assumptions from the Win64 ABI code; this changed the behavior of one testcase from uncopyable-args.cpp (`implicitly_deleted_copy_ctor::A` is now passed indirect).


That's probably not correct, let me take a look... I remember breaking the rules for small types here.


Repository:
  rL LLVM

https://reviews.llvm.org/D35056





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