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Fix incorrect usage of __libcpp_mutex_trylock. Patch from Andrey Khalyavin

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@302129 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Fiselier
2017-05-04 07:45:09 +00:00
parent b8577430ea
commit 474dfc389d
1 changed files with 1 additions and 1 deletions
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src/memory.cpp
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@@ -154,7 +154,7 @@ __sp_mut::lock() _NOEXCEPT
{ {
auto m = static_cast<__libcpp_mutex_t*>(__lx); auto m = static_cast<__libcpp_mutex_t*>(__lx);
unsigned count = 0; unsigned count = 0;
while (__libcpp_mutex_trylock(m) != 0) while (!__libcpp_mutex_trylock(m))
{ {
if (++count > 16) if (++count > 16)
{ {