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authorErik Osheim <d_m@plastic-idolatry.com>2012-08-13 12:04:14 -0400
committerErik Osheim <d_m@plastic-idolatry.com>2012-08-13 15:31:57 -0400
commit97ae6f6f72dba8d6d911ad3c8dae4da679aeb586 (patch)
tree8aad8f8662c36d993dc6b8bc0cac9920cb26fab3
parent8cfba0fb219a49cceeb0318a6562aa3a602d913c (diff)
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Move side-effecting call out of debuglog(). Fixes SI-6223.
This change fixes a situation in which method calls aren't being properly specialized. All the existing tests pass; in addition, it likely fixes other specialization bugs (and improves performance of specialized code). Also includes a small regression test.
-rw-r--r--src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala7
-rw-r--r--test/files/run/t6223.check4
-rw-r--r--test/files/run/t6223.scala11
3 files changed, 18 insertions, 4 deletions
diff --git a/src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala b/src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala
index 005d26e119..db97308f41 100644
--- a/src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala
+++ b/src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala
@@ -652,11 +652,10 @@ abstract class SpecializeTypes extends InfoTransform with TypingTransformers {
info(specMember) = Implementation(original)
typeEnv(specMember) = env ++ typeEnv(m)
- }
- else debuglog({
+ } else {
val om = forwardToOverload(m)
- "normalizedMember " + m + " om: " + om + " " + pp(typeEnv(om))
- })
+ debuglog("normalizedMember " + m + " om: " + om + " " + pp(typeEnv(om)))
+ }
}
else
debuglog("conflicting env for " + m + " env: " + env)
diff --git a/test/files/run/t6223.check b/test/files/run/t6223.check
new file mode 100644
index 0000000000..90ec019407
--- /dev/null
+++ b/test/files/run/t6223.check
@@ -0,0 +1,4 @@
+bar
+bar$mcI$sp
+bar$mIc$sp
+bar$mIcI$sp
diff --git a/test/files/run/t6223.scala b/test/files/run/t6223.scala
new file mode 100644
index 0000000000..4ab7c832e6
--- /dev/null
+++ b/test/files/run/t6223.scala
@@ -0,0 +1,11 @@
+class Foo[@specialized(Int) A](a:A) {
+ def bar[@specialized(Int) B](f:A => B) = new Foo(f(a))
+}
+
+object Test {
+ def main(args:Array[String]) {
+ val f = new Foo(333)
+ val ms = f.getClass().getDeclaredMethods()
+ ms.foreach(m => println(m.getName))
+ }
+}