Fix comma operator precedence.

src/common/version.h

 #define MAJOR_VERSION 1
 #define MINOR_VERSION 0
 #define BUILD_VERSION 0
-#define BUILD_REVISION 1008
+#define BUILD_REVISION 1009
 
 #define STRINGIFY(x) #x
 #define MACRO_STRINGIFY(x) STRINGIFY(x)

src/compiler/OutputHLSL.cpp

@@ -1285,7 +1285,7 @@ bool OutputHLSL::visitAggregate(Visit visit, TIntermAggregate *node)
             return false;
         }
         break;
-      case EOpComma:            outputTriplet(visit, "", ", ", "");                break;
+      case EOpComma:            outputTriplet(visit, "(", ", ", ")");                break;
       case EOpFunction:
         {
             TString name = TFunction::unmangleName(node->getName());