projects
/
ghc-hetmet.git
/ blob
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
history
|
raw
|
HEAD
[project @ 2001-04-05 11:48:59 by simonpj]
[ghc-hetmet.git]
/
ghc
/
tests
/
typecheck
/
should_fail
/
tcfail080.stderr
1
2
tcfail080.hs:11:
3
Ambiguous type variable(s) `c' in the constraint `Collection c a'
4
arising from use of `singleton' at tcfail080.hs:11
5
In the first argument of `isempty', namely `(singleton x)'
6
In the right-hand side of an equation for `q':
7
isempty (singleton x)