diff --git a/deps/glslang/glslang/glslang/Include/BaseTypes.h b/deps/glslang/glslang/glslang/Include/BaseTypes.h
index c935c5b677..8010f94f21 100644
--- a/deps/glslang/glslang/glslang/Include/BaseTypes.h
+++ b/deps/glslang/glslang/glslang/Include/BaseTypes.h
@@ -390,6 +390,19 @@ __inline const char* GetPrecisionQualifierString(TPrecisionQualifier p)
     }
 }
 
+__inline bool isTypeSignedInt(TBasicType type)
+{
+    switch (type) {
+    case EbtInt8:
+    case EbtInt16:
+    case EbtInt:
+    case EbtInt64:
+        return true;
+    default:
+        return false;
+    }
+}
+
 __inline bool isTypeUnsignedInt(TBasicType type)
 {
     switch (type) {
@@ -403,6 +416,11 @@ __inline bool isTypeUnsignedInt(TBasicType type)
     }
 }
 
+__inline bool isTypeInt(TBasicType type)
+{
+    return isTypeSignedInt(type) || isTypeUnsignedInt(type);
+}
+
 __inline bool isTypeFloat(TBasicType type)
 {
     switch (type) {
diff --git a/deps/glslang/glslang/glslang/Include/PoolAlloc.h b/deps/glslang/glslang/glslang/Include/PoolAlloc.h
index 9f25bbcfa7..85a299895c 100644
--- a/deps/glslang/glslang/glslang/Include/PoolAlloc.h
+++ b/deps/glslang/glslang/glslang/Include/PoolAlloc.h
@@ -71,13 +71,7 @@ namespace glslang {
 class TAllocation {
 public:
     TAllocation(size_t size, unsigned char* mem, TAllocation* prev = 0) :
-        size(size), mem(mem), prevAlloc(prev) {
-        // Allocations are bracketed:
-        //    [allocationHeader][initialGuardBlock][userData][finalGuardBlock]
-        // This would be cleaner with if (guardBlockSize)..., but that
-        // makes the compiler print warnings about 0 length memsets,
-        // even with the if() protecting them.
-    }
+        size(size), mem(mem) { }
 
     // Return total size needed to accommodate user buffer of 'size',
     // plus our tracking data.
@@ -98,7 +92,6 @@ private:
 
     size_t size;                  // size of the user data area
     unsigned char* mem;           // beginning of our allocation (pts to header)
-    TAllocation* prevAlloc;       // prior allocation in the chain
 
     const static unsigned char guardBlockBeginVal;
     const static unsigned char guardBlockEndVal;
diff --git a/deps/glslang/glslang/glslang/MachineIndependent/Intermediate.cpp b/deps/glslang/glslang/glslang/MachineIndependent/Intermediate.cpp
index cde08201b6..b49f1fb539 100644
--- a/deps/glslang/glslang/glslang/MachineIndependent/Intermediate.cpp
+++ b/deps/glslang/glslang/glslang/MachineIndependent/Intermediate.cpp
@@ -51,24 +51,6 @@
 
 namespace glslang {
 
-static __inline bool isTypeSignedInt(TBasicType type)
-{
-    switch (type) {
-    case EbtInt8:
-    case EbtInt16:
-    case EbtInt:
-    case EbtInt64:
-        return true;
-    default:
-        return false;
-    }
-}
-
-static __inline bool isTypeInt(TBasicType type)
-{
-    return isTypeSignedInt(type) || isTypeUnsignedInt(type);
-}
-
 static __inline int getTypeRank(TBasicType type)
 {
     int res = -1;
diff --git a/deps/glslang/glslang/glslang/MachineIndependent/ParseHelper.cpp b/deps/glslang/glslang/glslang/MachineIndependent/ParseHelper.cpp
index fc39115126..828e49651f 100755
--- a/deps/glslang/glslang/glslang/MachineIndependent/ParseHelper.cpp
+++ b/deps/glslang/glslang/glslang/MachineIndependent/ParseHelper.cpp
@@ -2676,24 +2676,6 @@ void TParseContext::globalQualifierFixCheck(const TSourceLoc& loc, TQualifier& q
     invariantCheck(loc, qualifier);
 }
 
-static __inline bool isTypeSignedInt(TBasicType type)
-{
-    switch (type) {
-    case EbtInt8:
-    case EbtInt16:
-    case EbtInt:
-    case EbtInt64:
-        return true;
-    default:
-        return false;
-    }
-}
-
-static __inline bool isTypeInt(TBasicType type)
-{
-    return isTypeSignedInt(type) || isTypeUnsignedInt(type);
-}
-
 //
 // Check a full qualifier and type (no variable yet) at global level.
 //