diff options
Diffstat (limited to 'test/files')
| -rw-r--r-- | test/files/neg/t4137.check | 9 | ||||
| -rw-r--r-- | test/files/neg/t4137.scala | 11 |
2 files changed, 20 insertions, 0 deletions
diff --git a/test/files/neg/t4137.check b/test/files/neg/t4137.check new file mode 100644 index 0000000000..9767bdb1ce --- /dev/null +++ b/test/files/neg/t4137.check @@ -0,0 +1,9 @@ +t4137.scala:9: error: overriding type EPC in trait A, which equals [X1]C[X1]; + type EPC has incompatible type + override type EPC = C[T] + ^ +t4137.scala:10: error: overriding type EPC2 in trait A, which equals [X1]C[X1]; + type EPC2 has incompatible type + override type EPC2[X1 <: String] = C[X1] + ^ +two errors found diff --git a/test/files/neg/t4137.scala b/test/files/neg/t4137.scala new file mode 100644 index 0000000000..68f249fdeb --- /dev/null +++ b/test/files/neg/t4137.scala @@ -0,0 +1,11 @@ +trait C[T] + +trait A[T] { + type EPC[X1] = C[X1] + type EPC2[X1] = C[X1] +} + +trait B[T] extends A[T] { + override type EPC = C[T] + override type EPC2[X1 <: String] = C[X1] +}
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