EricWF

//===----------------------------------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#ifndef _LIBCPP_CONFIG_SITE

EricWF

Waf: Entering directory `/home/eric/bloom/bde/build'
Waf: Using 8 jobs (change with -j)
[278/279] Linking ../../../build/groups/bsl/bslstl/bslstl_sharedptr.t
[279/279] Processing ../../../build/groups/bsl/bslstl/bslstl_sharedptr.t
Waf: Leaving directory `/home/eric/bloom/bde/build'
Test Summary 
  tests that pass 0/1 
  tests that fail 1/1 
[/home/eric/bloom/bde/build/groups/bsl/bslstl/bslstl_sharedptr.t (TEST)] <<<<<<<<<< 
[13:10:17] TEST START

EricWF

template <class ...T>
void foo() {}

int main() {
  auto x = &foo;
}

EricWF

// g++ -std=c++11 test.cpp
template <class Tp>
struct  MyType {
   __attribute__((visibility("hidden"), always_inline)) ~MyType();
};

// Moving the definition above this line will allow the compilation to succeed. Why?
extern template __attribute__((visibility("default"))) MyType<int>::~MyType();

// DEFINITION

EricWF

#include <type_traits>

struct __dummy_type {};
template <class _Tp> _Tp& __test(int);
template <class _Tp> __dummy_type __test(...);

template <class _Tp>
struct __is_referenceable : std::integral_constant<bool,
  !std::is_same<decltype(__test<_Tp>(0)), __dummy_type>::value
> {};

EricWF

namespace ns1 {
  class A {};
  
  class B {
    typedef ::ns1::A AT;
    public:
    operator AT const&() const noexcept {
      return m_a; 
    }

EricWF

template <class First, class Second, class ...Args>
int maxSize();

template <class First>
int maxSize();

template <class First, class Second, class ...Args>
int maxSize()
{

EricWF

#include <type_traits>

template <class ...Args, class = typename std::enable_if<sizeof...(Args) == 0>::type>
int maxSize() { return 0; }

template <class First, class ...Args>
int maxSize() {
    return sizeof(First) > maxSize<Args...>() ? sizeof(First) : maxSize<Args...>();
}

EricWF

diff --git a/include/__config b/include/__config
index a62b2be..e57e63e 100644
--- a/include/__config
+++ b/include/__config
@@ -859,6 +859,11 @@ extern "C" void __sanitizer_annotate_contiguous_container(
 #endif
 #endif
 
+#if (!defined(_LIBCPP_HAS_NO_THREAD_ANNOTATIONS) && (!defined(__clang__) \
+      || !__has_attribute(acquire_capability)))

EricWF

diff --git a/test/libcxx/test/config.py b/test/libcxx/test/config.py
index 6c52880..f1d60a3 100644
--- a/test/libcxx/test/config.py
+++ b/test/libcxx/test/config.py
@@ -98,6 +98,7 @@ class Configuration(object):
         self.configure_cxx_library_root()
         self.configure_use_system_cxx_lib()
         self.configure_use_clang_verify()
+        self.configure_use_thread_safety()
         self.configure_execute_external()