diff options
Diffstat (limited to 'testsuite/tests/showIface/should_fail/THPutDocNonExistent.hs')
| -rw-r--r-- | testsuite/tests/showIface/should_fail/THPutDocNonExistent.hs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/testsuite/tests/showIface/should_fail/THPutDocNonExistent.hs b/testsuite/tests/showIface/should_fail/THPutDocNonExistent.hs new file mode 100644 index 0000000000..d0b1d7a162 --- /dev/null +++ b/testsuite/tests/showIface/should_fail/THPutDocNonExistent.hs @@ -0,0 +1,13 @@ +{-# LANGUAGE TemplateHaskell #-} + +module THPutDocNonExistent where + +import Language.Haskell.TH + +class A a where +data B + +do + t <- [t| A B |] + putDoc (InstDoc t) "a" + pure [] |