dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be zero if there was an error.

    * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
    zero if there was an error.

From-SVN: r30804

gcc/ChangeLog

+1999-12-06  Brendan Kehoe  <brendan@cygnus.com>
+
+	* dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
+	zero if there was an error.
+
 1999-12-06  Jakub Jelinek  <jakub@redhat.com>
 
 	* config/sparc/sparc.md (return_losum_di): Fix typo in asm

gcc/dwarf2out.c

@@ -6695,6 +6695,14 @@ field_byte_offset (decl)
   bitpos_tree = DECL_FIELD_BITPOS (decl);
   field_size_tree = DECL_SIZE (decl);
 
+  /* If there was an error, the size could be zero.  */
+  if (! field_size_tree)
+    {
+      if (errorcount)
+	return 0;
+      abort ();
+    }
+
   /* We cannot yet cope with fields whose positions are variable, so 
      for now, when we see such things, we simply return 0.  Someday, we may
      be able to handle such cases, but it will be damn difficult.  */