Subzero: Add -Wshadow to the build.

src/PNaClTranslator.cpp

Index: src/PNaClTranslator.cpp
diff --git a/src/PNaClTranslator.cpp b/src/PNaClTranslator.cpp
index 11e0b8e3997e1fd7bc28fca0c3126fd9ffcd745f..68d0ec9e1f3229356251f63a8ffdedfe22030a20 100644
--- a/src/PNaClTranslator.cpp
+++ b/src/PNaClTranslator.cpp
@@ -27,6 +27,7 @@
 
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wunused-parameter"
+#pragma clang diagnostic ignored "-Wshadow"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/Bitcode/NaCl/NaClBitcodeDecoders.h"
 #include "llvm/Bitcode/NaCl/NaClBitcodeDefs.h"
@@ -168,10 +169,10 @@ class TopLevelParser : public NaClBitcodeParser {
 public:
   typedef std::vector<Ice::FunctionDeclaration *> FunctionDeclarationListType;
 
-  TopLevelParser(Ice::Translator &Translator, NaClBitstreamCursor &Cursor,
-                 Ice::ErrorCode &ErrorStatus)
-      : NaClBitcodeParser(Cursor), Translator(Translator),
-        ErrorStatus(ErrorStatus),
+  TopLevelParser(Ice::Translator &MyTranslator, NaClBitstreamCursor &Cursor,
+                 Ice::ErrorCode &MyErrorStatus)
+      : NaClBitcodeParser(Cursor), Translator(MyTranslator),
+        ErrorStatus(MyErrorStatus),
         VariableDeclarations(new Ice::VariableDeclarationList()) {}
 
   ~TopLevelParser() override = default;
@@ -578,8 +579,8 @@ class BlockParserBaseClass : public NaClBitcodeParser {
 
 public:
   // Constructor for the top-level module block parser.
-  BlockParserBaseClass(unsigned BlockID, TopLevelParser *Context)
-      : NaClBitcodeParser(BlockID, Context), Context(Context) {
+  BlockParserBaseClass(unsigned BlockID, TopLevelParser *MyContext)
+      : NaClBitcodeParser(BlockID, MyContext), Context(MyContext) {
     Context->setBlockParser(this);
   }
 
@@ -2681,10 +2682,10 @@ class ConstantsParser : public BlockParserBaseClass {
   ConstantsParser &operator=(const ConstantsParser &) = delete;
 
 public:
-  ConstantsParser(unsigned BlockID, FunctionParser *FuncParser)
-      : BlockParserBaseClass(BlockID, FuncParser),
+  ConstantsParser(unsigned BlockID, FunctionParser *MyFuncParser)
+      : BlockParserBaseClass(BlockID, MyFuncParser),
         Timer(Ice::TimerStack::TT_parseConstants, getTranslator().getContext()),
-        FuncParser(FuncParser) {}
+        FuncParser(MyFuncParser) {}
 
   ~ConstantsParser() override = default;