patch applied (testsuite): Add test for infix type constructor

[Simon Peyton Jones]

Tue Jan 30 08:10:53 PST 2007 ***@microsoft.com
* Add test for infix type constructor

M ./tests/ghc-regress/typecheck/should_fail/all.T +1
A ./tests/ghc-regress/typecheck/should_fail/tcfail173.hs
A ./tests/ghc-regress/typecheck/should_fail/tcfail173.stderr