numeric: Avoid using invalid FMT_* as special value.

Clang reported that "f.type != -1" is always true, so I guess it treats
enum fmt_type as unsigned.  This commit fixes the problem.

diff --git a/src/language/dictionary/numeric.c b/src/language/dictionary/numeric.c
index 1a81e0e494ceb9300e468fc3520768d46212d8be..82b175725d27e2ff15070459bea9a899b0ae432d 100644 (file)
--- a/src/language/dictionary/numeric.c
+++ b/src/language/dictionary/numeric.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 1997-9, 2000, 2006, 2010, 2011 Free Software Foundation, Inc.
+   Copyright (C) 1997-9, 2000, 2006, 2010, 2011, 2014 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
@@ -45,8 +45,7 @@ cmd_numeric (struct lexer *lexer, struct dataset *ds)
 
   do
     {
-      /* Format spec for variables to create.  f.type==-1 if default is to
-        be used. */
+      /* Format spec for variables to create. */
       struct fmt_spec f;
 
       if (!parse_DATA_LIST_vars (lexer, dataset_dict (ds),
@@ -77,7 +76,7 @@ cmd_numeric (struct lexer *lexer, struct dataset *ds)
            }
        }
       else
-       f.type = -1;
+       f = var_default_formats (0);
 
       /* Create each variable. */
       for (i = 0; i < nv; i++)
@@ -86,10 +85,7 @@ cmd_numeric (struct lexer *lexer, struct dataset *ds)
          if (!new_var)
            msg (SE, _("There is already a variable named %s."), v[i]);
          else
-           {
-             if (f.type != -1)
-                var_set_both_formats (new_var, &f);
-           }
+            var_set_both_formats (new_var, &f);
        }
 
       /* Clean up. */