[PATCH]: Fix latent bug in tailcall

Diego Novillo dnovillo@redhat.com
Thu Feb 2 03:01:00 GMT 2006


Daniel Berlin wrote:

> +  /* Parameters that are only defined but never used need not be copied.  */
> +  def = default_def (param);
> +  if (!def || TREE_CODE (def) != SSA_NAME)
> +    return false;
> +
Hmm?  default_def() should only return NULL or an SSA name.

The rest looks fine.



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