#8466: Aggregate “ambiguous import” errors for the same name ------------------------------------+------------------------------------- Reporter: nomeata | Owner: Type: feature request | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Keywords: | Operating System: Unknown/Multiple Architecture: Unknown/Multiple | Type of failure: None/Unknown Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ------------------------------------+------------------------------------- When porting legacy code, such an error happens frequently. But instead of {{{ [5 of 5] Compiling Main ( src/main.hs, dist/build/DAG- Tournament/DAG-Tournament-tmp/Main.o ) src/main.hs:302:23: Ambiguous occurrence `eventButton' It could refer to either `Graphics.UI.Gtk.eventButton', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventButton', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 src/main.hs:302:54: Ambiguous occurrence `eventClick' It could refer to either `Graphics.UI.Gtk.eventClick', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventClick', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 src/main.hs:305:23: Ambiguous occurrence `eventButton' It could refer to either `Graphics.UI.Gtk.eventButton', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventButton', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 src/main.hs:305:54: Ambiguous occurrence `eventClick' It could refer to either `Graphics.UI.Gtk.eventClick', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventClick', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 src/main.hs:330:23: Ambiguous occurrence `eventModifier' It could refer to either `Graphics.UI.Gtk.eventModifier', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventModifier', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 src/main.hs:332:23: Ambiguous occurrence `eventModifier' It could refer to either `Graphics.UI.Gtk.eventModifier', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventModifier', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 src/main.hs:334:23: Ambiguous occurrence `eventKeyName' It could refer to either `Graphics.UI.Gtk.eventKeyName', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventKeyName', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 src/main.hs:338:23: Ambiguous occurrence `eventKeyName' It could refer to either `Graphics.UI.Gtk.eventKeyName', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventKeyName', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 src/main.hs:345:23: Ambiguous occurrence `eventKeyName' It could refer to either `Graphics.UI.Gtk.eventKeyName', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventKeyName', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 }}} I’d really prefer to read {{{ [5 of 5] Compiling Main ( src/main.hs, dist/build/DAG- Tournament/DAG-Tournament-tmp/Main.o ) src/main.hs:302:23: Ambiguous occurrence `eventButton' It could refer to either `Graphics.UI.Gtk.eventButton', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventButton', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 (also at src/main.hs:305:23, src/main.hs:302:54: Ambiguous occurrence `eventClick' It could refer to either `Graphics.UI.Gtk.eventClick', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventClick', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 (also at src/main.hs:305:54) src/main.hs:330:23: Ambiguous occurrence `eventModifier' It could refer to either `Graphics.UI.Gtk.eventModifier', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventModifier', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 (also at src/main.hs:332:23) src/main.hs:334:23: Ambiguous occurrence `eventKeyName' It could refer to either `Graphics.UI.Gtk.eventKeyName', imported from `Graphics.UI.Gtk' at src/main.hs:10:1-22 (and originally defined in `Graphics.UI.Gtk.Gdk.EventM') or `Graphics.UI.Gtk.Gdk.Events.eventKeyName', imported from `Graphics.UI.Gtk.Gdk.Events' at src/main.hs:12:1-33 (also at src/main.hs:338:23 and src/main.hs:345:23) }}} or some other kind of aggregation of the information. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8466 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler