"Wunused-but-set-variable" was new in gcc 4.6

Condition new #pragma by gcc version

Change-Id: I0e5273c267e3514529de90d79cc221b44dbdcf9c

l10ntools/Executable_transex3.mk

@@ -39,6 +39,8 @@ $(eval $(call gb_Executable_add_scanners,transex3,\
     l10ntools/source/srclex \
 ))
 
+$(call gb_LexTarget_get_scanner_target,l10ntools/source/srclex) : T_LEXFLAGS := -w
+
 $(eval $(call gb_Executable_use_static_libraries,transex3,\
     transex \
 ))

l10ntools/source/cfglex.l

@@ -27,6 +27,8 @@
 #if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2))
 #pragma GCC diagnostic ignored "-Wunused-function"
 #pragma GCC diagnostic ignored "-Wunused-label"
+#endif
+#if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))
 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
 #endif
 #elif defined __SINPRO_CC

l10ntools/source/srclex.l

@@ -28,6 +28,8 @@
 #if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2))
 #pragma GCC diagnostic ignored "-Wunused-function"
 #pragma GCC diagnostic ignored "-Wunused-label"
+#endif
+#if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))
 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
 #endif
 #elif defined __SINPRO_CC
@@ -154,8 +156,8 @@ void YYWarning();
 	WorkOnTokenSet( TEXTREFID, yytext );
 }
 
-[a-zA-Z0-9_]+[ \t]*"="[\t ]*([ \t]*"//".*\n)*.*	| 
-[a-zA-Z0-9_]+[ \t]*"=".*	{ 
+[a-zA-Z0-9_]+[ \t]*"="[\t ]*([ \t]*"//".*\n)*.*	|
+[a-zA-Z0-9_]+[ \t]*"=".*	{
 /* ASSIGNMENT  Typ = ...  */
  WorkOnTokenSet( ASSIGNMENT, yytext );
 }

l10ntools/source/xrmlex.l

@@ -17,7 +17,7 @@
 #endif
 
 /* table of possible token ids */
-#include "tokens.h"                          
+#include "tokens.h"
 #include <stdlib.h>
 #include <stdio.h>
 
@@ -27,6 +27,8 @@
 #if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2))
 #pragma GCC diagnostic ignored "-Wunused-function"
 #pragma GCC diagnostic ignored "-Wunused-label"
+#endif
+#if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))
 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
 #endif
 #elif defined __SINPRO_CC
@@ -154,7 +156,7 @@ int bText=0;
 		c2 = c3;
 		c3 = yyinput();
 		pChar[0] = c3;
-		WorkOnTokenSet( COMMEND, pChar );                          
+		WorkOnTokenSet( COMMEND, pChar );
 	}
 }