[patch] Fix PR c++/28052: ICE on invalid bitfield

[Mark Mitchell]

Volker Reichelt wrote:

> 2006-06-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
> 
> 	PR c++/28052
> 	* init.c (push_base_cleanups): Skip members with invalid types.
> 	* typeck.c (build_class_member_access_expr): Robustify.

> -  if (object == error_mark_node || member == error_mark_node)
> +  if (object == error_mark_node || error_operand_p (member))
>      return error_mark_node;

You might as well check error_operand_p for object too; in general,
expressions are invalid if they are either error_mark or have erroneous
type.

OK with that change.

Thanks,

-- 
Mark Mitchell
CodeSourcery
mark@codesourcery.com
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