<div dir="ltr"><div class="gmail_default" style="font-family:tahoma,sans-serif">using the ghc-9.10 release candidate, at least all of text-short, unordered-containers and vector-stream fail to compile with ambiguities around the export of symbol `foldl'`. example:<br>```<br>





unordered-containers> [1 of 8] Compiling Data.HashMap.Internal.Array<br>unordered-containers> /private/var/folders/rj/q93vlym52875_k7nwz_c3wth0000gn/T/stack-da6d6d11ecd50280/unordered-containers-0.2.19.1/Data/HashMap/Internal/Array.hs:66:7-12: error: [GHC-87543]<br><p class="gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-variant-alternates:normal;font-kerning:auto;font-feature-settings:normal;font-stretch:normal;font-size:16px;line-height:normal;font-family:"MesloLGS NF";color:rgb(0,0,0)"><span style="font-family:tahoma,sans-serif;font-size:small;color:rgb(34,34,34)">unordered-containers>     Ambiguous occurrence ‘foldl'’.</span><br></p>unordered-containers>     It could refer to<br>unordered-containers>        either ‘Prelude.foldl'’,<br>unordered-containers>               imported from ‘Prelude’ at Data/HashMap/Internal/Array.hs:(97,1)-(98,48)<br>unordered-containers>               (and originally defined in ‘ghc-internal-9.1001.0:GHC.Internal.Data.Foldable’),<br>unordered-containers>            or ‘Data.HashMap.Internal.Array.foldl'’,<br>unordered-containers>               defined at Data/HashMap/Internal/Array.hs:380:1.<br>unordered-containers>    |<br>unordered-containers> 66 |     , foldl'<br>unordered-containers>    |       ^^^^^^<br>```<br>so far i've found all such errors can be overcome by qualification at the export site but is this expected?<br></div><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">Shayne Fletcher</div></div>