* NEWS, data/c++-skel.m4, data/c++.m4, data/c-skel.m4, data/c.m4,

data/glr.c, data/glr.cc, data/lalr1.cc, data/location.cc,
djgpp/config.site, src/files.c, src/files.h, src/main.c,
src/muscle_tab.c, src/muscle_tab.h, src/parse-gram.y, src/reader.h,
src/scan-skel.h, src/scan-skel.l, tests/actions.at, tests/calc.at,
tests/glr-regression.at, tests/input.at, tests/local.at,
tests/output.at, tests/torture.at: Update copyright to 2007.

src/parse-gram.y

@@ -589,7 +589,9 @@ string_as_id:
   STRING
     {
       $$ = symbol_get (quotearg_style (c_quoting_style, $1), @1);
-      symbol_class_set ($$, token_sym, @1, false);
+      symbol_class_set ($$,
+                        current_class == unknown_sym
+                        ? token_sym : current_class, @1, false);
     }
 ;