Have scoped mutexes take referenes instead of pointers.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74931 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/TargetData.cpp b/lib/Target/TargetData.cpp
index 7b843df..7dfa057 100644
--- a/lib/Target/TargetData.cpp
+++ b/lib/Target/TargetData.cpp
@@ -352,7 +352,7 @@
   if (!LayoutInfo.isConstructed())
     return;
   
-  sys::SmartScopedLock<true> Lock(&*LayoutLock);
+  sys::SmartScopedLock<true> Lock(*LayoutLock);
   // Remove any layouts for this TD.
   LayoutInfoTy &TheMap = *LayoutInfo;
   for (LayoutInfoTy::iterator I = TheMap.begin(), E = TheMap.end(); I != E; ) {
@@ -369,7 +369,7 @@
 const StructLayout *TargetData::getStructLayout(const StructType *Ty) const {
   LayoutInfoTy &TheMap = *LayoutInfo;
   
-  sys::SmartScopedLock<true> Lock(&*LayoutLock);
+  sys::SmartScopedLock<true> Lock(*LayoutLock);
   StructLayout *&SL = TheMap[LayoutKey(this, Ty)];
   if (SL) return SL;
 
@@ -394,7 +394,7 @@
 void TargetData::InvalidateStructLayoutInfo(const StructType *Ty) const {
   if (!LayoutInfo.isConstructed()) return;  // No cache.
   
-  sys::SmartScopedLock<true> Lock(&*LayoutLock);
+  sys::SmartScopedLock<true> Lock(*LayoutLock);
   LayoutInfoTy::iterator I = LayoutInfo->find(LayoutKey(this, Ty));
   if (I == LayoutInfo->end()) return;