Subzero: Use C++11 member initializers where practical.

src/IceIntrinsics.cpp

 //===- subzero/src/IceIntrinsics.cpp - Functions related to intrinsics ----===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file implements the Intrinsics utilities for matching and
@@ skipping 207 matching lines @@
 } // end of anonymous namespace
 
 Intrinsics::Intrinsics() {
   for (size_t I = 0; I < IceIntrinsicsTableSize; ++I) {
     const struct IceIntrinsicsEntry_ &Entry = IceIntrinsicsTable[I];
     assert(Entry.Info.NumTypes <= kMaxIntrinsicParameters);
     Map.insert(std::make_pair(IceString(Entry.IntrinsicName), Entry.Info));
   }
 }
 
-Intrinsics::~Intrinsics() {}
+Intrinsics::~Intrinsics() = default;
 
 const Intrinsics::FullIntrinsicInfo *Intrinsics::find(const IceString &Name,
                                                       bool &Error) const {
   static const char LLVMPrefix[] = "llvm.";
   const size_t LLVMPrefixLen = strlen(LLVMPrefix);
   Error = false;
   if (Name.substr(0, LLVMPrefixLen) != LLVMPrefix)
     return nullptr;
   IceString NameSuffix = Name.substr(LLVMPrefixLen);
   auto it = Map.find(NameSuffix);
@@ skipping 96 matching lines @@
   return Intrinsics::IsValidCall;
 }
 
 Type Intrinsics::FullIntrinsicInfo::getArgType(SizeT Index) const {
   assert(NumTypes > 1);
   assert(Index + 1 < NumTypes);
   return Signature[Index + 1];
 }
 
 } // end of namespace Ice