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authorGrzegorz Kossakowski <grzegorz.kossakowski@gmail.com>2012-08-29 04:15:47 -0700
committerGrzegorz Kossakowski <grzegorz.kossakowski@gmail.com>2012-08-29 04:15:47 -0700
commit5391e245710f12cbd9983c82e350fb05613dcd7d (patch)
tree203b9f0069e0682828f7664c888c7509aba671a6
parenta7fbaa126b68078dfe6eb5658211a77b1bfa2339 (diff)
parent3cff2587d78eb6023ab1a584eba1bba8fd3660a0 (diff)
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Merge pull request #1206 from paulp/issue/6283
Fix for SI-6283, no abstract value classes.
-rw-r--r--src/compiler/scala/tools/nsc/typechecker/RefChecks.scala2
-rw-r--r--test/files/neg/t6283.check4
-rw-r--r--test/files/neg/t6283.scala1
3 files changed, 7 insertions, 0 deletions
diff --git a/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala b/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala
index 9201981635..166bb2d18c 100644
--- a/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala
+++ b/src/compiler/scala/tools/nsc/typechecker/RefChecks.scala
@@ -1618,6 +1618,8 @@ abstract class RefChecks extends InfoTransform with reflect.internal.transform.R
if ((clazz isSubClass AnyValClass) && !isPrimitiveValueClass(clazz)) {
if (clazz.isTrait)
unit.error(clazz.pos, "Only classes (not traits) are allowed to extend AnyVal")
+ else if ((clazz != AnyValClass) && clazz.hasFlag(ABSTRACT))
+ unit.error(clazz.pos, "`abstract' modifier cannot be used with value classes")
}
}
diff --git a/test/files/neg/t6283.check b/test/files/neg/t6283.check
new file mode 100644
index 0000000000..69e417ee93
--- /dev/null
+++ b/test/files/neg/t6283.check
@@ -0,0 +1,4 @@
+t6283.scala:1: error: `abstract' modifier cannot be used with value classes
+abstract class Funky(val i: Int) extends AnyVal
+ ^
+one error found
diff --git a/test/files/neg/t6283.scala b/test/files/neg/t6283.scala
new file mode 100644
index 0000000000..d41eb18a74
--- /dev/null
+++ b/test/files/neg/t6283.scala
@@ -0,0 +1 @@
+abstract class Funky(val i: Int) extends AnyVal