re PR preprocessor/35322 (ICE with incomplete macro)

gcc/testsuite
	PR libcpp/35322:
	* gcc.dg/cpp/pr35322.c: New file.
libcpp
	PR libcpp/35322:
	* directives.c (destringize_and_run): Set pfile->directive.

From-SVN: r133195

gcc/testsuite/ChangeLog

+2008-03-13  Tom Tromey  <tromey@redhat.com>
+
+	PR libcpp/35322:
+	* gcc.dg/cpp/pr35322.c: New file.
+
 2008-03-13  Uros Bizjak  <ubizjak@gmail.com>
 
 	* gcc.dg/vect/vect-align-2.c: Remove dg-do run directive.

gcc/testsuite/gcc.dg/cpp/pr35322.c

+/* Test case for PR 35322 -- _Pragma ICE.  */
+
+/* { dg-do preprocess } */
+_Pragma("GCC dependency")

libcpp/ChangeLog

+2008-03-13  Tom Tromey  <tromey@redhat.com>
+
+	PR libcpp/35322:
+	* directives.c (destringize_and_run): Set pfile->directive.
+
 2008-03-06  Markus Milleder  <markus.milleder@generali.at>
 
 	PR preprocessor/35458

libcpp/directives.c

@@ -1507,6 +1507,7 @@ destringize_and_run (cpp_reader *pfile, const cpp_string *in)
   tokenrun *saved_cur_run;
   cpp_token *toks;
   int count;
+  const struct directive *save_directive;
 
   dest = result = (char *) alloca (in->len - 1);
   src = in->text + 1 + (in->text[0] == 'L');
@@ -1547,8 +1548,11 @@ destringize_and_run (cpp_reader *pfile, const cpp_string *in)
 
   start_directive (pfile);
   _cpp_clean_line (pfile);
+  save_directive = pfile->directive;
+  pfile->directive = &dtable[T_PRAGMA];
   do_pragma (pfile);
   end_directive (pfile, 1);
+  pfile->directive = save_directive;
 
   /* We always insert at least one token, the directive result.  It'll
      either be a CPP_PADDING or a CPP_PRAGMA.  In the later case, we