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Only keep denotation for methods in IntegrateMap #23226

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Merged
merged 1 commit into from
May 21, 2025
Merged

Only keep denotation for methods in IntegrateMap #23226

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2 changes: 1 addition & 1 deletion compiler/src/dotty/tools/dotc/core/Types.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -3862,7 +3862,7 @@ object Types extends TypeUtils {
if tp.prefix eq pre then tp
else
pre match
case ref: ParamRef if (ref.binder eq self) && tp.symbol.exists =>
case ref: ParamRef if (ref.binder eq self) && tp.symbol.exists && tp.symbol.is(Method) =>
NamedType(pre, tp.name, tp.denot.asSeenFrom(pre))
case _ =>
tp.derivedSelect(pre)
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20 changes: 20 additions & 0 deletions tests/pos/i23217.scala
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Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
trait HasA[T]:
type A = T

object Test1:
def foo1(h: HasA[?])(a: h.A): Unit = {}

def foo2(h1: HasA[?])(a1: h1.A): Unit =
foo1(h1)(a1)

def foo3(h1: HasA[?], a1: h1.A): Unit =
foo1(h1)(a1)

object Test2:
def bar1(h: HasA[?], a: h.A): Unit = {}

def bar2(h1: HasA[?], a1: h1.A): Unit =
bar1(h1, a1)

def foo3(h1: HasA[?])(a1: h1.A): Unit =
bar2(h1, a1)
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