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| author | Martin Odersky <odersky@gmail.com> | 2014-01-19 22:11:17 +0100 |
|---|---|---|
| committer | Martin Odersky <odersky@gmail.com> | 2014-01-19 22:11:17 +0100 |
| commit | 6eece756db81a62d6114ff8ce8674cc0c69febaa (patch) | |
| tree | 95775bb2276601a608eda4917c842b4c2a70f8ac /src/dotty/tools/dotc/core | |
| parent | 7151d0fdc960e439aa71ad3e4c69e00153c0f377 (diff) | |
| download | dotty-6eece756db81a62d6114ff8ce8674cc0c69febaa.tar.gz dotty-6eece756db81a62d6114ff8ce8674cc0c69febaa.tar.bz2 dotty-6eece756db81a62d6114ff8ce8674cc0c69febaa.zip | |
Fix to lub: recompute if either operand can be widened
Diffstat (limited to 'src/dotty/tools/dotc/core')
| -rw-r--r-- | src/dotty/tools/dotc/core/TypeComparer.scala | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/dotty/tools/dotc/core/TypeComparer.scala b/src/dotty/tools/dotc/core/TypeComparer.scala index ca43784a2..631363e3e 100644 --- a/src/dotty/tools/dotc/core/TypeComparer.scala +++ b/src/dotty/tools/dotc/core/TypeComparer.scala @@ -645,7 +645,7 @@ class TypeComparer(initctx: Context) extends DotClass { else { val tp1w = tp1.widen val tp2w = tp2.widen - if ((tp1 ne tp1w) && (tp2 ne tp2w)) lub(tp1w, tp2w) + if ((tp1 ne tp1w) || (tp2 ne tp2w)) lub(tp1w, tp2w) else orType(tp1w, tp2w) // no need to check subtypes again } } |