Update the shader compiler/translator bison-generated source files with the latest cygwin releases.

src/compiler/glslang_tab.h

-/* A Bison parser, made by GNU Bison 2.4.2.  */
+/* A Bison parser, made by GNU Bison 2.7.  */
 
-/* Skeleton interface for Bison's Yacc-like parsers in C
+/* Bison interface for Yacc-like parsers in C
    
-      Copyright (C) 1984, 1989-1990, 2000-2006, 2009-2010 Free Software
-   Foundation, Inc.
+      Copyright (C) 1984, 1989-1990, 2000-2012 Free Software Foundation, Inc.
    
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -31,6 +30,15 @@
    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 
+#ifndef YY_YY_GLSLANG_TAB_H_INCLUDED
+# define YY_YY_GLSLANG_TAB_H_INCLUDED
+/* Enabling traces.  */
+#ifndef YYDEBUG
+# define YYDEBUG 0
+#endif
+#if YYDEBUG
+extern int yydebug;
+#endif
 
 /* Tokens.  */
 #ifndef YYTOKENTYPE
@@ -144,7 +152,6 @@
 #endif
 
 
-
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
 typedef union YYSTYPE
 {
@@ -189,5 +196,18 @@ typedef union YYSTYPE
 #endif
 
 
+#ifdef YYPARSE_PARAM
+#if defined __STDC__ || defined __cplusplus
+int yyparse (void *YYPARSE_PARAM);
+#else
+int yyparse ();
+#endif
+#else /* ! YYPARSE_PARAM */
+#if defined __STDC__ || defined __cplusplus
+int yyparse (TParseContext* context);
+#else
+int yyparse ();
+#endif
+#endif /* ! YYPARSE_PARAM */
 
-
+#endif /* !YY_YY_GLSLANG_TAB_H_INCLUDED  */