19 #include "llvm/Support/WindowsError.h"
24 llvm::Expected<HostThread>
25 ThreadLauncher::LaunchThread(llvm::StringRef name,
27 size_t min_stack_byte_size) {
30 auto info_up = std::make_unique<HostThreadCreateInfo>(name.str(), impl);
34 0, (
unsigned)min_stack_byte_size,
35 HostNativeThread::ThreadCreateTrampoline, info_up.get(), 0, NULL);
37 return llvm::errorCodeToError(llvm::mapWindowsError(GetLastError()));
41 #if __has_feature(address_sanitizer)
42 const size_t eight_megabytes = 8 * 1024 * 1024;
43 if (min_stack_byte_size < eight_megabytes) {
44 min_stack_byte_size += eight_megabytes;
48 pthread_attr_t *thread_attr_ptr =
nullptr;
49 pthread_attr_t thread_attr;
50 bool destroy_attr =
false;
51 if (min_stack_byte_size > 0) {
52 if (::pthread_attr_init(&thread_attr) == 0) {
54 size_t default_min_stack_byte_size = 0;
55 if (::pthread_attr_getstacksize(&thread_attr,
56 &default_min_stack_byte_size) == 0) {
57 if (default_min_stack_byte_size < min_stack_byte_size) {
58 if (::pthread_attr_setstacksize(&thread_attr, min_stack_byte_size) ==
60 thread_attr_ptr = &thread_attr;
66 ::pthread_create(&thread, thread_attr_ptr,
67 HostNativeThread::ThreadCreateTrampoline, info_up.get());
70 ::pthread_attr_destroy(&thread_attr);
73 return llvm::errorCodeToError(
74 std::error_code(err, std::generic_category()));