* c-decl.c (pushdecl): Do not call COMPLETE_TYPE_P on

	error_mark_node.
	* print-tree.c (print_node): The transparent_union_flag means
	different things for unions and arrays.  Do not inspect it
	with TYPE_TRANSPARENT_UNION.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@34449 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4aac5bb..e129114 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2000-06-07  Zack Weinberg  <zack@wolery.cumb.org>
+
+       * c-decl.c (pushdecl): Do not call COMPLETE_TYPE_P on
+       error_mark_node. 
+       * print-tree.c (print_node): The transparent_union_flag means
+       different things for unions and arrays.  Do not inspect it
+       with TYPE_TRANSPARENT_UNION.
+
 2000-06-06  Jakub Jelinek  <jakub@redhat.com>
 
        * cpplib.c (do_ifdef, do_ifndef): Don't segfault if parse_ifdef

diff --git a/gcc/c-decl.c b/gcc/c-decl.c
index ba1b3c6..5ee40ba 100644 (file)
--- a/gcc/c-decl.c
+++ b/gcc/c-decl.c
@@ -2422,8 +2422,12 @@ pushdecl (x)
            b->shadowed = tree_cons (name, oldlocal, b->shadowed);
        }
 
-      /* Keep count of variables in this level with incomplete type.  */
-      if (!COMPLETE_TYPE_P (TREE_TYPE (x)))
+      /* Keep count of variables in this level with incomplete type.
+        If the input is erroneous, we can have error_mark in the type
+        slot (e.g. "f(void a, ...)") - that doesn't count as an
+        incomplete type.  */
+      if (TREE_TYPE (x) != error_mark_node
+         && !COMPLETE_TYPE_P (TREE_TYPE (x)))
        ++b->n_incomplete;
     }
 

diff --git a/gcc/print-tree.c b/gcc/print-tree.c
index ae409e5..8774538 100644 (file)
--- a/gcc/print-tree.c
+++ b/gcc/print-tree.c
@@ -480,8 +480,17 @@ print_node (file, prefix, node, indent)
        fputs (" string-flag", file);
       if (TYPE_NEEDS_CONSTRUCTING (node))
        fputs (" needs-constructing", file);
-      if (TYPE_TRANSPARENT_UNION (node))
-       fputs (" transparent-union", file);
+      /* The transparent-union flag is used for different things in
+        different nodes.  */
+      if (TYPE_CHECK (node)->type.transparent_union_flag)
+       {
+         if (TREE_CODE (node) == UNION_TYPE)
+           fputs (" transparent-union", file);
+         else if (TREE_CODE (node) == ARRAY_TYPE)
+           fputs (" nonaliased-component", file);
+         else
+           fputs (" tu-flag", file);
+       }
       if (TYPE_PACKED (node))
        fputs (" packed", file);