//===-------------- thread_local_destruction_order.pass.cpp ---------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// Darwin TLV finalization routines fail when creating a thread-local variable
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// in the destructor for another thread-local variable:
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// http://lists.llvm.org/pipermail/cfe-dev/2016-November/051376.html
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// XFAIL: darwin
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// UNSUPPORTED: c++98, c++03
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// UNSUPPORTED: libcxxabi-no-threads
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#include <cassert>
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#include <thread>
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int seq = 0;
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class OrderChecker {
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public:
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explicit OrderChecker(int n) : n_{n} { }
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~OrderChecker() {
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assert(seq++ == n_);
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}
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private:
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int n_;
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};
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template <int ID>
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class CreatesThreadLocalInDestructor {
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public:
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~CreatesThreadLocalInDestructor() {
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thread_local OrderChecker checker{ID};
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}
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};
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OrderChecker global{7};
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void thread_fn() {
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static OrderChecker fn_static{5};
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thread_local CreatesThreadLocalInDestructor<2> creates_tl2;
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thread_local OrderChecker fn_thread_local{1};
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thread_local CreatesThreadLocalInDestructor<0> creates_tl0;
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}
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int main() {
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static OrderChecker fn_static{6};
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std::thread{thread_fn}.join();
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assert(seq == 3);
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thread_local OrderChecker fn_thread_local{4};
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thread_local CreatesThreadLocalInDestructor<3> creates_tl;
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return 0;
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}
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