[libc++/abi] Replace uses of _NOEXCEPT in src/ by noexcept

We always build the libraries in a Standard mode that supports noexcept,
so there's no need to use the _NOEXCEPT macro.

Differential Revision: https://reviews.llvm.org/D97700

1 files changed, 1 insertions, 1 deletions

diff --git a/libcxx/src/mutex_destructor.cpp b/libcxx/src/mutex_destructor.cpp
index 2038d2b..07197c3 100644
--- a/libcxx/src/mutex_destructor.cpp
+++ b/libcxx/src/mutex_destructor.cpp
@@ -41,7 +41,7 @@ public:
 };
 
 
-mutex::~mutex() _NOEXCEPT
+mutex::~mutex() noexcept
 {
     __libcpp_mutex_destroy(&__m_);
 }