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Diffstat (limited to 'src/dotty/tools/dotc/typer/Typer.scala')
| -rw-r--r-- | src/dotty/tools/dotc/typer/Typer.scala | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/dotty/tools/dotc/typer/Typer.scala b/src/dotty/tools/dotc/typer/Typer.scala index bbb20bcf5..e423082d5 100644 --- a/src/dotty/tools/dotc/typer/Typer.scala +++ b/src/dotty/tools/dotc/typer/Typer.scala @@ -999,8 +999,9 @@ class Typer extends Namer with TypeAssigner with Applications with Implicits wit } def typedOrTypeTree(tree: untpd.OrTypeTree)(implicit ctx: Context): OrTypeTree = track("typedOrTypeTree") { - val left1 = typed(tree.left) - val right1 = typed(tree.right) + val where = "in a union type" + val left1 = checkNotSingleton(typed(tree.left), where) + val right1 = checkNotSingleton(typed(tree.right), where) assignType(cpy.OrTypeTree(tree)(left1, right1), left1, right1) } |