Remove empty non-virtual destructors or mark them =default when non-public

These add no value but can make a class non-trivially copyable. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@234689 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 2 insertions, 7 deletions

diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp
index 587731db8b..a45446a706 100644
--- a/lib/CodeGen/CGObjCMac.cpp
+++ b/lib/CodeGen/CGObjCMac.cpp
@@ -486,7 +486,6 @@ public:
   }
 
   ObjCCommonTypesHelper(CodeGen::CodeGenModule &cgm);
-  ~ObjCCommonTypesHelper(){}
 };
 
 /// ObjCTypesHelper - Helper class that encapsulates lazy
@@ -595,7 +594,6 @@ public:
 
 public:
   ObjCTypesHelper(CodeGen::CodeGenModule &cgm);
-  ~ObjCTypesHelper() {}
 };
 
 /// ObjCNonFragileABITypesHelper - will have all types needed by objective-c's
@@ -733,7 +731,6 @@ public:
   llvm::Type *EHTypePtrTy;
   
   ObjCNonFragileABITypesHelper(CodeGen::CodeGenModule &cgm);
-  ~ObjCNonFragileABITypesHelper(){}
 };
 
 class CGObjCCommonMac : public CodeGen::CGObjCRuntime {
diff --git a/lib/Index/SimpleFormatContext.h b/lib/Index/SimpleFormatContext.h
index 080a4ad04d..b884214989 100644
--- a/lib/Index/SimpleFormatContext.h
+++ b/lib/Index/SimpleFormatContext.h
@@ -44,8 +44,6 @@ public:
     Diagnostics->setClient(new IgnoringDiagConsumer, true);
   }
 
-  ~SimpleFormatContext() { }
-
   FileID createInMemoryFile(StringRef Name, StringRef Content) {
     std::unique_ptr<llvm::MemoryBuffer> Source =
         llvm::MemoryBuffer::getMemBuffer(Content);
diff --git a/lib/Rewrite/RewriteRope.cpp b/lib/Rewrite/RewriteRope.cpp
index 1c82ee4a67..451ad07e4e 100644
--- a/lib/Rewrite/RewriteRope.cpp
+++ b/lib/Rewrite/RewriteRope.cpp
@@ -89,9 +89,9 @@ namespace {
     bool IsLeaf;
 
     RopePieceBTreeNode(bool isLeaf) : Size(0), IsLeaf(isLeaf) {}
-    ~RopePieceBTreeNode() {}
-  public:
+    ~RopePieceBTreeNode() = default;
 
+  public:
     bool isLeaf() const { return IsLeaf; }
     unsigned size() const { return Size; }