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author | Adriaan Moors <adriaan.moors@typesafe.com> | 2013-02-03 09:48:41 -0800 |
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committer | Adriaan Moors <adriaan.moors@typesafe.com> | 2013-02-03 09:48:41 -0800 |
commit | a4ace4b4d99e8fc2332c4ee746998056da110b50 (patch) | |
tree | c132ebd5e99fe9451b3b71d7f495a8452cc1ac97 /test/files/jvm/t6941 | |
parent | d4b46f6e42c8124c54af56c0a3c1ac39b46b2c52 (diff) | |
parent | b2117cf6f4080eff9028b2aa33a013329022efd6 (diff) | |
download | scala-a4ace4b4d99e8fc2332c4ee746998056da110b50.tar.gz scala-a4ace4b4d99e8fc2332c4ee746998056da110b50.tar.bz2 scala-a4ace4b4d99e8fc2332c4ee746998056da110b50.zip |
Merge pull request #2033 from adriaanm/patmat-opt
pattern matching efficiency: addresses SI-6686 and SI-6941, affects SI-5739
Diffstat (limited to 'test/files/jvm/t6941')
-rw-r--r-- | test/files/jvm/t6941/Analyzed_1.scala | 11 | ||||
-rw-r--r-- | test/files/jvm/t6941/test.scala | 15 |
2 files changed, 26 insertions, 0 deletions
diff --git a/test/files/jvm/t6941/Analyzed_1.scala b/test/files/jvm/t6941/Analyzed_1.scala new file mode 100644 index 0000000000..549abd5e64 --- /dev/null +++ b/test/files/jvm/t6941/Analyzed_1.scala @@ -0,0 +1,11 @@ +// this class's bytecode, compiled under -optimize is analyzed by the test +// method a's bytecode should be identical to method b's bytecode +class SameBytecode { + def a(xs: List[Int]) = xs match { + case x :: _ => x + } + + def b(xs: List[Int]) = xs match { + case xs: ::[Int] => xs.hd$1 + } +}
\ No newline at end of file diff --git a/test/files/jvm/t6941/test.scala b/test/files/jvm/t6941/test.scala new file mode 100644 index 0000000000..248617f71f --- /dev/null +++ b/test/files/jvm/t6941/test.scala @@ -0,0 +1,15 @@ +import scala.tools.partest.BytecodeTest + +import scala.tools.nsc.util.JavaClassPath +import java.io.InputStream +import scala.tools.asm +import asm.ClassReader +import asm.tree.{ClassNode, InsnList} +import scala.collection.JavaConverters._ + +object Test extends BytecodeTest { + def show: Unit = { + val classNode = loadClassNode("SameBytecode") + similarBytecode(getMethod(classNode, "a"), getMethod(classNode, "b"), equalsModuloVar) + } +} |