Use a range loop. NFC.

[oota-llvm.git] / lib / Support / Timer.cpp

diff --git a/lib/Support/Timer.cpp b/lib/Support/Timer.cpp
index cdab02b2fb778945625cc08969189adf73ba7b89..210bda754e74957db524630e2b1c18830702a707 100644 (file)
--- a/lib/Support/Timer.cpp
+++ b/lib/Support/Timer.cpp
@@ -19,6 +19,7 @@
 #include "llvm/Support/Format.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/Mutex.h"
+#include "llvm/Support/MutexGuard.h"
 #include "llvm/Support/Process.h"
 #include "llvm/Support/raw_ostream.h"
 using namespace llvm;
@@ -84,7 +85,7 @@ static TimerGroup *getDefaultTimerGroup() {
   sys::MemoryFence();
   if (tmp) return tmp;
   
-  std::lock_guard<llvm::recursive_mutex> Lock(llvm::llvm_get_global_lock());
+  sys::SmartScopedLock<true> Lock(*TimerLock);
   tmp = DefaultTimerGroup;
   if (!tmp) {
     tmp = new TimerGroup("Miscellaneous Ungrouped Timers");