vendor/llvm/llvm-trunk-r304222

2 files changed, 11 insertions, 4 deletions

diff --git a/lib/Support/APFloat.cpp b/lib/Support/APFloat.cpp
index e1e2c22e1df1a..f36c25a0ce914 100644
--- a/lib/Support/APFloat.cpp
+++ b/lib/Support/APFloat.cpp
@@ -1559,11 +1559,13 @@ IEEEFloat::opStatus IEEEFloat::divideSpecials(const IEEEFloat &rhs) {
   case PackCategoriesIntoKey(fcInfinity, fcNaN):
     category = fcNaN;
     copySignificand(rhs);
+    LLVM_FALLTHROUGH;
   case PackCategoriesIntoKey(fcNaN, fcZero):
   case PackCategoriesIntoKey(fcNaN, fcNormal):
   case PackCategoriesIntoKey(fcNaN, fcInfinity):
   case PackCategoriesIntoKey(fcNaN, fcNaN):
     sign = false;
+    LLVM_FALLTHROUGH;
   case PackCategoriesIntoKey(fcInfinity, fcZero):
   case PackCategoriesIntoKey(fcInfinity, fcNormal):
   case PackCategoriesIntoKey(fcZero, fcInfinity):
diff --git a/lib/Support/Timer.cpp b/lib/Support/Timer.cpp
index 8d68c6ae9682a..dec6baf7bf476 100644
--- a/lib/Support/Timer.cpp
+++ b/lib/Support/Timer.cpp
@@ -72,10 +72,15 @@ std::unique_ptr<raw_fd_ostream> llvm::CreateInfoOutputFile() {
   return llvm::make_unique<raw_fd_ostream>(2, false); // stderr.
 }
 
-static TimerGroup *getDefaultTimerGroup() {
-  static TimerGroup DefaultTimerGroup("misc", "Miscellaneous Ungrouped Timers");
-  return &DefaultTimerGroup;
-}
+namespace {
+struct CreateDefaultTimerGroup {
+  static void *call() {
+    return new TimerGroup("misc", "Miscellaneous Ungrouped Timers");
+  }
+};
+} // namespace
+static ManagedStatic<TimerGroup, CreateDefaultTimerGroup> DefaultTimerGroup;
+static TimerGroup *getDefaultTimerGroup() { return &*DefaultTimerGroup; }
 
 //===----------------------------------------------------------------------===//
 // Timer Implementation