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Update mandoc to 20160116
[FreeBSD/FreeBSD.git] / contrib / compiler-rt / lib / profile / InstrProfilingRuntime.cc
1 //===- InstrProfilingRuntime.cpp - PGO runtime initialization -------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 extern "C" {
11
12 #include "InstrProfiling.h"
13
14 __attribute__((visibility("hidden"))) int __llvm_profile_runtime;
15
16 }
17
18 namespace {
19
20 class RegisterRuntime {
21 public:
22   RegisterRuntime() {
23     __llvm_profile_register_write_file_atexit();
24     __llvm_profile_initialize_file();
25   }
26 };
27
28 RegisterRuntime Registration;
29
30 }