patch applied (testsuite): add test for #1677

[Simon Marlow]

Tue Sep 11 02:01:01 PDT 2007  Simon Marlow <simonmar at microsoft.com>
  * add test for #1677

    A ./tests/ghc-regress/driver/bug1677/
    A ./tests/ghc-regress/driver/bug1677/Bar.hs
    A ./tests/ghc-regress/driver/bug1677/Foo.hs
    A ./tests/ghc-regress/driver/bug1677/Makefile
    A ./tests/ghc-regress/driver/bug1677/all.T
    A ./tests/ghc-regress/driver/bug1677/bug1677.stderr