Use Symbol not name!!

[Cherry-picked 2a02773]

Author: dwijnand

compiler/src/dotty/tools/dotc/core/Symbols.scala

@@ -319,7 +319,7 @@ object Symbols extends SymUtils {
  case cls: ClassSymbol => cls.rootTreeContaining(name.toString)
  case _ => EmptyTree
  val targets = root.collectSubTrees:
- case tree: DefDef if tree.name == name => methPart(tree.rhs).tpe
+ case tree: DefDef if tree.symbol == denot.symbol => methPart(tree.rhs).tpe
  targets.match
  case (tp: NamedType) :: _ => tp.symbol.sourceSymbol
  case _ => this

presentation-compiler/test/dotty/tools/pc/tests/definition/PcDefinitionSuite.scala

@@ -263,6 +263,17 @@ class PcDefinitionSuite extends BasePcDefinitionSuite:
  |""".stripMargin
  )
 
+ @Test def exportTerm1Overload =
+ check(
+ """trait Foo:
+ | def <<meth>>(x: Int): Int
+ | def meth(x: String): String
+ |class Bar(val foo: Foo):
+ | export foo.*
+ | def test(bar: Bar) = bar.me@@th(0)
+ |""".stripMargin
+ )
+
  @Test def `named-arg-local` =
  check(
  """|