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Avoid dotty compiler crash #8422

Merged
merged 1 commit into from Sep 16, 2019
Merged

Avoid dotty compiler crash #8422

merged 1 commit into from Sep 16, 2019

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lrytz
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@lrytz lrytz commented Sep 16, 2019

[error] 203 |      case hm: mutable.HashMap[K, V] => hm.mapValuesInPlaceImpl(f)
[error]     |           ^
[error]     |Recursion limit exceeded.
[error]     |Maybe there is an illegal cyclic reference?
[error]     |If that's not the case, you could also try to increase the stacksize using the -Xss JVM option.
[error]     |A recurring operation is (inner to outer):
[error]     |
[error]     |  subtype scala.collection.mutable.HashMap <:< LazyRef(...)

```
[error] 203 |      case hm: mutable.HashMap[K, V] => hm.mapValuesInPlaceImpl(f)
[error]     |           ^
[error]     |Recursion limit exceeded.
[error]     |Maybe there is an illegal cyclic reference?
[error]     |If that's not the case, you could also try to increase the stacksize using the -Xss JVM option.
[error]     |A recurring operation is (inner to outer):
[error]     |
[error]     |  subtype scala.collection.mutable.HashMap <:< LazyRef(...)
```
@scala-jenkins scala-jenkins added this to the 2.13.2 milestone Sep 16, 2019
@SethTisue SethTisue modified the milestones: 2.13.2, 2.13.1 Sep 16, 2019
@SethTisue SethTisue added the prio:blocker release blocker (used only by core team, only near release time) label Sep 16, 2019
@som-snytt
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We need a "crashes in dotty" label.

@SethTisue SethTisue merged commit 3987e83 into scala:2.13.x Sep 16, 2019
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