Fix memory_resource build for _LIBCPP_HAS_NO_THREADS
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@268850 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
@@ -11,7 +11,7 @@
|
||||
|
||||
#ifndef _LIBCPP_HAS_NO_ATOMIC_HEADER
|
||||
#include "atomic"
|
||||
#else
|
||||
#elif !defined(_LIBCPP_HAS_NO_THREADS)
|
||||
#include "mutex"
|
||||
#endif
|
||||
|
||||
@@ -100,7 +100,7 @@ __default_memory_resource(bool set = false, memory_resource * new_res = nullptr)
|
||||
return _VSTD::atomic_load_explicit(
|
||||
&__res, memory_order::memory_order_acquire);
|
||||
}
|
||||
#else
|
||||
#elif !defined(_LIBCPP_HAS_NO_THREADS)
|
||||
static memory_resource * res = &res_init.resources.new_delete_res;
|
||||
static mutex res_lock;
|
||||
if (set) {
|
||||
@@ -113,6 +113,16 @@ __default_memory_resource(bool set = false, memory_resource * new_res = nullptr)
|
||||
lock_guard<mutex> guard(res_lock);
|
||||
return res;
|
||||
}
|
||||
#else
|
||||
static memory_resource* res = &res_init.resources.new_delete_res;
|
||||
if (set) {
|
||||
new_res = new_res ? new_res : new_delete_resource();
|
||||
memory_resource * old_res = res;
|
||||
res = new_res;
|
||||
return old_res;
|
||||
} else {
|
||||
return res;
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user