diff options
Diffstat (limited to 'testsuite/tests/overloadedrecflds/should_compile/T11103.hs')
-rw-r--r-- | testsuite/tests/overloadedrecflds/should_compile/T11103.hs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/testsuite/tests/overloadedrecflds/should_compile/T11103.hs b/testsuite/tests/overloadedrecflds/should_compile/T11103.hs new file mode 100644 index 0000000000..6662b29cfa --- /dev/null +++ b/testsuite/tests/overloadedrecflds/should_compile/T11103.hs @@ -0,0 +1,18 @@ +{-# LANGUAGE DuplicateRecordFields, TemplateHaskell #-} + +module T11103 where + +import Language.Haskell.TH +import Language.Haskell.TH.Syntax + +data R = MkR { foo :: Int, bar :: Int } +data S = MkS { foo :: Int } + +$(do info <- reify ''R + case info of + TyConI (DataD _ _ _ _ [RecC _ [(foo_n, _, _), (bar_n, _, _)]] _) + -> do { reify bar_n -- This is unambiguous + ; reify foo_n -- This is ambiguous + ; return [] + } + _ -> error "unexpected result of reify") |