loplugin:salunicodeliteral: basic

Change-Id: I479666b439f1d6324f07253d65181983b7c2c3ea

basic/source/classes/image.cxx

@@ -660,7 +660,7 @@ OUString SbiImage::GetString( short nId ) const
             if( nLen == 1 )
             {
                 // Force length 1 and make char 0 afterwards
-                OUString aNullCharStr( (sal_Unicode)0);
+                OUString aNullCharStr( u'\0');
                 return aNullCharStr;
             }
         }

basic/source/comp/parser.cxx

@@ -860,7 +860,7 @@ void SbiParser::AddConstants()
     addStringConst( aPublics, "vbVerticalTab", "\x0B" );
 
     // Force length 1 and make char 0 afterwards
-    OUString aNullCharStr((sal_Unicode)0);
+    OUString aNullCharStr(u'\0');
     addStringConst( aPublics, "vbNullChar", aNullCharStr );
 }
 

basic/source/sbx/sbxscan.cxx

@@ -530,11 +530,11 @@ static sal_uInt16 printfmtstr( const OUString& rStr, OUString& rRes, const OUStr
     case '\\':
         do
         {
-            aTemp.append( *pStr ? *pStr++ : static_cast< sal_Unicode >(' '));
+            aTemp.append( *pStr ? *pStr++ : u' ');
             pFmt++;
         }
         while( *pFmt && *pFmt != '\\' );
-        aTemp.append(*pStr ? *pStr++ : static_cast< sal_Unicode >(' '));
+        aTemp.append(*pStr ? *pStr++ : u' ');
         pFmt++; break;
     case '&':
         aTemp = rStr;

include/basic/sbxdef.hxx

@@ -220,7 +220,7 @@ namespace o3tl
 // of the implementation. Only type double is greedy and takes
 // what it gets.
 
-#define SbxMAXCHAR  ((sal_Unicode)65535)
+#define SbxMAXCHAR  u'\xFFFF'
 #define SbxMINCHAR  (0)
 #define SbxMAXBYTE  ( 255)
 #define SbxMAXINT   ( 32767)