Bump `base` version to 4.9.0.0 (closes #11026)
[ghc.git] / testsuite / tests / typecheck / should_fail / tcfail171.hs
1 module ShouldFail where
2
3 -- This one made GHC fall over on implication constraints
4 -- Silly, but one more test does no harm
5
6 import Text.Printf
7
8 phex :: a -> b
9 phex x = printf "0x%x" x