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| author | Jason Zaugg <jzaugg@gmail.com> | 2014-05-07 14:28:08 +0200 |
|---|---|---|
| committer | Jason Zaugg <jzaugg@gmail.com> | 2014-05-07 14:28:08 +0200 |
| commit | e8ed2d2e535d5473187b246befbf4b1eddf161c8 (patch) | |
| tree | 150d86bacfdd09be293edb3f61c5c774b1212bb6 /src/compiler | |
| parent | e735cb3c402c01149c170ea1e6906a7455e15a0b (diff) | |
| parent | 8317266f34dce29078dc7c4447605701ba82e82a (diff) | |
| download | scala-e8ed2d2e535d5473187b246befbf4b1eddf161c8.tar.gz scala-e8ed2d2e535d5473187b246befbf4b1eddf161c8.tar.bz2 scala-e8ed2d2e535d5473187b246befbf4b1eddf161c8.zip | |
Merge pull request #3703 from huitseeker/issue/SI-8537
SI-8537 Puts SI-8157 fix under Xsource
Diffstat (limited to 'src/compiler')
| -rw-r--r-- | src/compiler/scala/tools/nsc/typechecker/RefChecks.scala | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala b/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala index b166bf988d..4540017b62 100644 --- a/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala +++ b/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala @@ -132,7 +132,16 @@ abstract class RefChecks extends InfoTransform with scala.reflect.internal.trans defaultMethodNames.toList.distinct foreach { name => val methods = clazz.info.findMember(name, 0L, requiredFlags = METHOD, stableOnly = false).alternatives - val haveDefaults = methods filter (sym => mexists(sym.info.paramss)(_.hasDefault) && !nme.isProtectedAccessorName(sym.name)) + def hasDefaultParam(tpe: Type): Boolean = tpe match { + case MethodType(params, restpe) => (params exists (_.hasDefault)) || hasDefaultParam(restpe) + case _ => false + } + val haveDefaults = methods filter ( + if (settings.isScala211) + (sym => mexists(sym.info.paramss)(_.hasDefault) && !nme.isProtectedAccessorName(sym.name)) + else + (sym => hasDefaultParam(sym.info) && !nme.isProtectedAccessorName(sym.name)) + ) if (haveDefaults.lengthCompare(1) > 0) { val owners = haveDefaults map (_.owner) |