A French vote against the treaty, analysts said, would virtually insure the end of the current efforts at unification.
Other European leaders have spoken out on the French vote.
But even if the French vote yes, industry in Sweden will still face fundamental difficulties.
No matter how the French vote comes out, these issues need to be grappled with.
The comment showed growing apprehension over the French vote.
The French vote, they declared, however narrow, should soothe the nervous markets.
In their statement today, the ministers "warmly welcomed" the positive French vote on the treaty.
But other governments decided to await the French vote.
It is not clear whether today's sterling crisis will have any effect on the result of the French vote.
With the French vote, there is a before and an after.