diff --git a/src/TICCL-lexstat.cxx b/src/TICCL-lexstat.cxx
index a5ccfe4..e9f4d1f 100644
--- a/src/TICCL-lexstat.cxx
+++ b/src/TICCL-lexstat.cxx
@@ -508,7 +508,6 @@ int main( int argc, const char *argv[] ){
     cerr << "unable to acces the path for '" << lc_file_name << "'" << endl;
     return EXIT_FAILURE;
   }
-  string confusion_file_name = output_name + ".clip" + clipS + ".ld" + depthS + ".charconfus";
   if ( stripdia ){
     diafile = output_name + ".lc.diac";
   }
@@ -529,6 +528,8 @@ int main( int argc, const char *argv[] ){
     create_dia_file( diafile, lchars, hashes );
   }
   if ( depth > 0 ){
+    string confusion_file_name = output_name + ".clip" + clipS
+      + ".ld" + depthS + ".charconfus";
     generate_confusion( confusion_file_name, hashes, depth, full );
   }
   cout << "done!" << endl;
diff --git a/src/TICCL-unk.cxx b/src/TICCL-unk.cxx
index e0961f4..95c2b43 100644
--- a/src/TICCL-unk.cxx
+++ b/src/TICCL-unk.cxx
@@ -228,7 +228,6 @@ S_Class classify( const UnicodeString& word,
   int is_digit = 0;
   int is_punct = 0;
   int is_letter = 0;
-  int is_space = 0;
   int is_out = 0;
   int word_len = word.length();
   if ( word_len < 2 ){
@@ -246,7 +245,8 @@ S_Class classify( const UnicodeString& word,
   for ( int i=0; i < word_len; ++i ){
     UChar uchar = word[i];
     if ( u_isspace( uchar ) ){
-      ++is_space; // ignored atm
+      // ignore
+      continue;
     }
     else {
       UnicodeString chars = uchar;