[libcxx-commits] [PATCH] D106092: [libcxx] Updated test and seemingly incorrect comment from it.

[Vy Nguyen via Phabricator via libcxx-commits]

oontvoo updated this revision to Diff 359572.
oontvoo added a comment.

rebase


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D106092/new/

https://reviews.llvm.org/D106092

Files:
  libcxx/test/libcxx/memory/trivial_abi/unique_ptr_destruction_order.pass.cpp


Index: libcxx/test/libcxx/memory/trivial_abi/unique_ptr_destruction_order.pass.cpp
===================================================================
--- libcxx/test/libcxx/memory/trivial_abi/unique_ptr_destruction_order.pass.cpp
+++ libcxx/test/libcxx/memory/trivial_abi/unique_ptr_destruction_order.pass.cpp
@@ -9,15 +9,12 @@
 // <memory>
 
 // Test arguments destruction order involving unique_ptr<T> with trivial_abi.
-// Note: Unlike other tests in this directory, this is the only test that
-// exhibits a difference between the two modes in Microsft ABI.
 
 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_ABI_ENABLE_UNIQUE_PTR_TRIVIAL_ABI
 
 // There were assertion failures in both parse and codegen, which are fixed in clang 11.
 // UNSUPPORTED: gcc, clang-4, clang-5, clang-6, clang-7, clang-8, clang-9, clang-10
 
-// XFAIL: LIBCXX-WINDOWS-FIXME
 
 #include <memory>
 #include <cassert>
@@ -58,7 +55,12 @@
   func(A(shared_buf, &cur_idx), std::unique_ptr<B>(new B(shared_buf, &cur_idx)),
        C(shared_buf, &cur_idx));
 
+#if defined(_LIBCPP_ABI_MICROSOFT)
+  // On Microsoft ABI, the dtor order is always A,B,C (because callee-destroyed)
+  assert(shared_buf[0] == 'A' && shared_buf[1] == 'B' && shared_buf[2] == 'C');
+#else
   // With trivial_abi, the std::unique_ptr<B> arg is always destructed first.
   assert(shared_buf[0] == 'B');
+#endif
   return 0;
 }


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