Subzero: Fix a memory leak.

src/IceConverter.cpp

 //===- subzero/src/IceConverter.cpp - Converts LLVM to Ice  ---------------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 637 matching lines @@
 
 // Converter from LLVM global variables to ICE. The entry point is the
 // convertGlobalsToIce method.
 //
 // Note: this currently assumes that the given IR was verified to be
 // valid PNaCl bitcode. Othewise, the behavior is undefined.
 class LLVM2ICEGlobalsConverter : public LLVM2ICEConverter {
   LLVM2ICEGlobalsConverter() = delete;
   LLVM2ICEGlobalsConverter(const LLVM2ICEGlobalsConverter &) = delete;
   LLVM2ICEGlobalsConverter &
-  operator-(const LLVM2ICEGlobalsConverter &) = delete;
+  operator=(const LLVM2ICEGlobalsConverter &) = delete;
 
 public:
   explicit LLVM2ICEGlobalsConverter(Ice::Converter &Converter)
       : LLVM2ICEConverter(Converter) {}
 
   /// Converts global variables, and their initializers into ICE
   /// global variable declarations, for module Mod. Returns the set of
   /// converted declarations.
   std::unique_ptr<Ice::VariableDeclarationList>
   convertGlobalsToIce(Module *Mod);
@@ skipping 236 matching lines @@
       Ctx->pushTimer(TimerID, StackID);
     }
     LLVM2ICEFunctionConverter FunctionConverter(*this);
     FunctionConverter.convertFunction(&I);
     if (TimeThisFunction)
       Ctx->popTimer(TimerID, StackID);
   }
 }
 
 } // end of namespace Ice