+void llvm::llvm_execute_on_thread(void (*Fn)(void*), void *UserData,
+ unsigned RequestedStackSize) {
+ ThreadInfo Info = { Fn, UserData };
+ pthread_attr_t Attr;
+ pthread_t Thread;
+
+ // Construct the attributes object.
+ if (::pthread_attr_init(&Attr) != 0)
+ return;
+
+ // Set the requested stack size, if given.
+ if (RequestedStackSize != 0) {
+ if (::pthread_attr_setstacksize(&Attr, RequestedStackSize) != 0)
+ goto error;
+ }
+
+ // Construct and execute the thread.
+ if (::pthread_create(&Thread, &Attr, ExecuteOnThread_Dispatch, &Info) != 0)
+ goto error;
+
+ // Wait for the thread and clean up.
+ ::pthread_join(Thread, nullptr);
+
+ error:
+ ::pthread_attr_destroy(&Attr);
+}
+#elif LLVM_ENABLE_THREADS!=0 && defined(LLVM_ON_WIN32)
+#include "Windows/WindowsSupport.h"
+#include <process.h>
+
+struct ThreadInfo {
+ void (*func)(void*);
+ void *param;
+};
+
+static unsigned __stdcall ThreadCallback(void *param) {
+ struct ThreadInfo *info = reinterpret_cast<struct ThreadInfo *>(param);
+ info->func(info->param);
+
+ return 0;