diff --git a/SPIRV/GlslangToSpv.cpp b/SPIRV/GlslangToSpv.cpp
index cdfb309b..d30432e5 100755
--- a/SPIRV/GlslangToSpv.cpp
+++ b/SPIRV/GlslangToSpv.cpp
@@ -2777,7 +2777,7 @@ void TGlslangToSpvTraverser::makeFunctions(const glslang::TIntermSequence& glslF
             if (paramType.containsOpaque() ||                                // sampler, etc.
                 (paramType.getBasicType() == glslang::EbtBlock &&
                  paramType.getQualifier().storage == glslang::EvqBuffer) ||  // SSBO
-                 p == 0 && implicitThis)                                     // implicit 'this'
+                (p == 0 && implicitThis))                                    // implicit 'this'
                 typeId = builder.makePointer(TranslateStorageClass(paramType), typeId);
             else if (paramType.getQualifier().storage != glslang::EvqConstReadOnly)
                 typeId = builder.makePointer(spv::StorageClassFunction, typeId);
diff --git a/glslang/Include/revision.h b/glslang/Include/revision.h
index d4429094..aba195a5 100644
--- a/glslang/Include/revision.h
+++ b/glslang/Include/revision.h
@@ -3,4 +3,4 @@
 // For the date, it uses the current date (when then script is run).
 
 #define GLSLANG_REVISION "Overload400-PrecQual.1937"
-#define GLSLANG_DATE "24-Mar-2017"
+#define GLSLANG_DATE "28-Mar-2017"
diff --git a/glslang/MachineIndependent/ParseHelper.cpp b/glslang/MachineIndependent/ParseHelper.cpp
index 78f459a9..a6fe9bdf 100644
--- a/glslang/MachineIndependent/ParseHelper.cpp
+++ b/glslang/MachineIndependent/ParseHelper.cpp
@@ -5770,7 +5770,7 @@ void TParseContext::blockStageIoCheck(const TSourceLoc& loc, const TQualifier& q
 }
 
 // Do all block-declaration checking regarding its qualifiers.
-void TParseContext::blockQualifierCheck(const TSourceLoc& loc, const TQualifier& qualifier, bool instanceName)
+void TParseContext::blockQualifierCheck(const TSourceLoc& loc, const TQualifier& qualifier, bool /*instanceName*/)
 {
     // The 4.5 specification says:
     //
diff --git a/glslang/MachineIndependent/ParseHelper.h b/glslang/MachineIndependent/ParseHelper.h
index 61db6fe6..6d4fd341 100644
--- a/glslang/MachineIndependent/ParseHelper.h
+++ b/glslang/MachineIndependent/ParseHelper.h
@@ -174,7 +174,7 @@ protected:
     int firstNewMember;              // the index of the first member not yet inserted into the symbol table
     // override this to set the language-specific name
     virtual const char* getGlobalUniformBlockName() const { return ""; }
-    virtual void setUniformBlockDefaults(TType& block) const { }
+    virtual void setUniformBlockDefaults(TType&) const { }
     virtual void finalizeGlobalUniformBlockLayout(TVariable&) { }
     virtual void outputMessage(const TSourceLoc&, const char* szReason, const char* szToken,
                                const char* szExtraInfoFormat, TPrefixType prefix,
diff --git a/glslang/MachineIndependent/iomapper.cpp b/glslang/MachineIndependent/iomapper.cpp
index bebf775d..9a6613e2 100644
--- a/glslang/MachineIndependent/iomapper.cpp
+++ b/glslang/MachineIndependent/iomapper.cpp
@@ -445,19 +445,19 @@ struct TDefaultIoResolver : public glslang::TIoMapResolver
         return 0;
     }
 
-    bool validateInOut(EShLanguage stage, const char* name, const TType& type, bool is_live) override
+    bool validateInOut(EShLanguage /*stage*/, const char* /*name*/, const TType& /*type*/, bool /*is_live*/) override
     {
         return true;
     }
-    int resolveInOutLocation(EShLanguage stage, const char* name, const TType& type, bool is_live) override
+    int resolveInOutLocation(EShLanguage /*stage*/, const char* /*name*/, const TType& /*type*/, bool /*is_live*/) override
     {
         return -1;
     }
-    int resolveInOutComponent(EShLanguage stage, const char* name, const TType& type, bool is_live) override
+    int resolveInOutComponent(EShLanguage /*stage*/, const char* /*name*/, const TType& /*type*/, bool /*is_live*/) override
     {
         return -1;
     }
-    int resolveInOutIndex(EShLanguage stage, const char* name, const TType& type, bool is_live) override
+    int resolveInOutIndex(EShLanguage /*stage*/, const char* /*name*/, const TType& /*type*/, bool /*is_live*/) override
     {
         return -1;
     }
diff --git a/hlsl/hlslGrammar.cpp b/hlsl/hlslGrammar.cpp
index 4f6f8030..3ef3e9d5 100755
--- a/hlsl/hlslGrammar.cpp
+++ b/hlsl/hlslGrammar.cpp
@@ -1829,7 +1829,7 @@ bool HlslGrammar::acceptStruct(TType& type, TIntermNode*& nodeList)
     TVector<TFunctionDeclarator> functionDeclarators;
 
     parseContext.pushNamespace(structName);
-    bool acceptedList = acceptStructDeclarationList(typeList, nodeList, structName, functionDeclarators);
+    bool acceptedList = acceptStructDeclarationList(typeList, nodeList, functionDeclarators);
     parseContext.popNamespace();
 
     if (! acceptedList) {
@@ -1988,7 +1988,7 @@ bool HlslGrammar::acceptStructBufferType(TType& type)
 //      | IDENTIFIER array_specifier post_decls
 //      | IDENTIFIER function_parameters post_decls                                         // member-function prototype
 //
-bool HlslGrammar::acceptStructDeclarationList(TTypeList*& typeList, TIntermNode*& nodeList, const TString& typeName,
+bool HlslGrammar::acceptStructDeclarationList(TTypeList*& typeList, TIntermNode*& nodeList,
                                               TVector<TFunctionDeclarator>& declarators)
 {
     typeList = new TTypeList();
diff --git a/hlsl/hlslGrammar.h b/hlsl/hlslGrammar.h
index 1a3abf10..38b2b584 100755
--- a/hlsl/hlslGrammar.h
+++ b/hlsl/hlslGrammar.h
@@ -87,8 +87,7 @@ namespace glslang {
         bool acceptTextureType(TType&);
         bool acceptStructBufferType(TType&);
         bool acceptStruct(TType&, TIntermNode*& nodeList);
-        bool acceptStructDeclarationList(TTypeList*&, TIntermNode*& nodeList, const TString& typeName,
-                                         TVector<TFunctionDeclarator>&);
+        bool acceptStructDeclarationList(TTypeList*&, TIntermNode*& nodeList, TVector<TFunctionDeclarator>&);
         bool acceptMemberFunctionDefinition(TIntermNode*& nodeList, const TType&, const TString& memberName,
                                             TFunctionDeclarator&);
         bool acceptFunctionParameters(TFunction&);