From: Howard Hinnant Date: Sat, 16 Mar 2013 00:17:53 +0000 (+0000) Subject: This should be nothing but a load-time optimization. I'm trying to reduce load time... X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5efca64dd95cb236241252173fab1eac96c8140f;p=platform%2Fupstream%2Fllvm.git This should be nothing but a load-time optimization. I'm trying to reduce load time initializers and this is a big one. No visible functionality change intended. llvm-svn: 177212 --- diff --git a/libcxx/src/memory.cpp b/libcxx/src/memory.cpp index 14084a5..98bcc86 100644 --- a/libcxx/src/memory.cpp +++ b/libcxx/src/memory.cpp @@ -122,7 +122,15 @@ __shared_weak_count::__get_deleter(const type_info&) const _NOEXCEPT #if __has_feature(cxx_atomic) static const std::size_t __sp_mut_count = 16; -static mutex mut_back[__sp_mut_count]; +static pthread_mutex_t mut_back_imp[__sp_mut_count] = +{ + PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, + PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER, PTHREAD_MUTEX_INITIALIZER +}; + +static mutex* mut_back = reinterpret_cast(mut_back_imp); _LIBCPP_CONSTEXPR __sp_mut::__sp_mut(void* p) _NOEXCEPT : __lx(p)