1 files changed, 63 insertions, 0 deletions
diff --git a/contrib/compiler-rt/lib/lsan/lsan.cc b/contrib/compiler-rt/lib/lsan/lsan.cc
new file mode 100644
index 0000000..1598fca
--- /dev/null
+++ b/contrib/compiler-rt/lib/lsan/lsan.cc
@@ -0,0 +1,63 @@
+//=-- lsan.cc -------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of LeakSanitizer.
+// Standalone LSan RTL.
+//
+//===----------------------------------------------------------------------===//
+
+#include "lsan.h"
+
+#include "sanitizer_common/sanitizer_flags.h"
+#include "sanitizer_common/sanitizer_stacktrace.h"
+#include "lsan_allocator.h"
+#include "lsan_common.h"
+#include "lsan_thread.h"
+
+bool lsan_inited;
+bool lsan_init_is_running;
+
+namespace __lsan {
+
+///// Interface to the common LSan module. /////
+bool WordIsPoisoned(uptr addr) {
+  return false;
+}
+
+}  // namespace __lsan
+
+using namespace __lsan;  // NOLINT
+
+extern "C" void __lsan_init() {
+  CHECK(!lsan_init_is_running);
+  if (lsan_inited)
+    return;
+  lsan_init_is_running = true;
+  SanitizerToolName = "LeakSanitizer";
+  InitCommonLsan(true);
+  InitializeAllocator();
+  InitTlsSize();
+  InitializeInterceptors();
+  InitializeThreadRegistry();
+  u32 tid = ThreadCreate(0, 0, true);
+  CHECK_EQ(tid, 0);
+  ThreadStart(tid, GetTid());
+  SetCurrentThread(tid);
+
+  if (common_flags()->detect_leaks && common_flags()->leak_check_at_exit)
+    Atexit(DoLeakCheck);
+  lsan_inited = true;
+  lsan_init_is_running = false;
+}
+
+extern "C" SANITIZER_INTERFACE_ATTRIBUTE
+void __sanitizer_print_stack_trace() {
+  GET_STACK_TRACE_FATAL;
+  stack.Print();
+}