Subzero: Use a "known" version of clang-format.

src/IceTypes.h

 //===- subzero/src/IceTypes.h - Primitive ICE types -------------*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file declares a few properties of the primitive types allowed
@@ skipping 22 matching lines @@
 #undef X
       TargetArch_NUM
 };
 
 const char *targetArchString(TargetArch Arch);
 
 inline Ostream &operator<<(Ostream &Stream, TargetArch Arch) {
   return Stream << targetArchString(Arch);
 }
 
-enum OptLevel {
-  Opt_m1,
-  Opt_0,
-  Opt_1,
-  Opt_2
-};
+enum OptLevel { Opt_m1, Opt_0, Opt_1, Opt_2 };
 
 size_t typeWidthInBytes(Type Ty);
 size_t typeAlignInBytes(Type Ty);
 size_t typeNumElements(Type Ty);
 Type typeElementType(Type Ty);
 const char *typeString(Type Ty);
 
 inline Type getPointerType() { return IceType_i32; }
 
 bool isVectorType(Type Ty);
@@ skipping 48 matching lines @@
 
 template <typename StreamType>
 inline StreamType &operator<<(StreamType &Str, const Type &Ty) {
   Str << typeString(Ty);
   return Str;
 }
 
 /// Models a type signature for a function.
 class FuncSigType {
   FuncSigType &operator=(const FuncSigType &Ty) = delete;
+
 public:
   typedef std::vector<Type> ArgListType;
 
   // Creates a function signature type with the given return type.
   // Parameter types should be added using calls to appendArgType.
   FuncSigType() : ReturnType(IceType_void) {}
   FuncSigType(const FuncSigType &Ty) = default;
 
   void appendArgType(Type ArgType) { ArgList.push_back(ArgType); }
 
@@ skipping 15 matching lines @@
 };
 
 inline Ostream &operator<<(Ostream &Stream, const FuncSigType &Sig) {
   Sig.dump(Stream);
   return Stream;
 }
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETYPES_H