bug#9087: Crash reading from minibuffer with icomplete-mode

[martin rudalics]

> You can verify yourself that, in Emacs without
> the patch I sent, typing C-g when triggerbug.el says "now!" does not
> cause a crash, but a "Quit", albeit a slightly (by 1-2 seconds on my
> box) delayed one.

Because `signal' resets immediate_quit to zero?

martin