retronym

ls -lart '/tmp/$line648'
total 1448
-rw-r--r--    1 jz    wheel    399 Nov 28 16:53 $read$.class
-rw-r--r--    1 jz    wheel   4892 Nov 28 16:53 $read.class
-rw-r--r--    1 jz    wheel    506 Nov 28 16:53 $read$$iw$.class
-rw-r--r--    1 jz    wheel    551 Nov 28 16:53 $read$$iw$$iw$.class
-rw-r--r--    1 jz    wheel    600 Nov 28 16:53 $read$$iw$$iw$$iw$.class
-rw-r--r--    1 jz    wheel    653 Nov 28 16:53 $read$$iw$$iw$$iw$$iw$.class
-rw-r--r--    1 jz    wheel    710 Nov 28 16:53 $read$$iw$$iw$$iw$$iw$$iw$.class
-rw-r--r--    1 jz    wheel    771 Nov 28 16:53 $read$$iw$$iw$$iw$$iw$$iw$$iw$.class

retronym

for i in {1..1000}; do printf 'object bar { val foo = '$i'}; \nimport bar.foo\n foo\n val foo = ""\n foo\n'; done | scala
Welcome to Scala 2.13.1 (OpenJDK 64-Bit Server VM, Java 1.8.0_212).
Type in expressions for evaluation. Or try :help.

scala> object bar { val foo = 1};
defined object bar

scala> import bar.foo
import bar.foo

retronym

➜  scala-public-pickle git:(topic/public-pickle) printf 'object foo { def bar = 42}\nimport foo._\nbar\n val bar = 43\nbar\n' |  scala -Xprint:parser -Yrepl-class-based
Welcome to Scala 2.13.1 (OpenJDK 64-Bit Server VM, Java 1.8.0_212).
Type in expressions for evaluation. Or try :help.

scala> object foo { def bar = 42}
[[syntax trees at end of                    parser]] // <console>
package $line3 {
  sealed class $read extends _root_.scala.Serializable {
    def <init>() = {
      super.<init>();

retronym

after boxUnbox

  // access flags 0x1000001
  public scala$collection$mutable$PriorityQueue$$heapify(I)V
    // parameter final  from
   L0
    LINENUMBER 148 L0
   L1
    LINENUMBER 151 L1
    ALOAD 0

retronym

pr-asm.log

retronym

qscalac -Ydebug -d /tmp -opt:l:inline,box-unbox '-opt-inline-from:scala/**' -Yopt-log-inline 'scala/collection/mutable/PriorityQueue.scala$collection$mutable$PriorityQueue$$heapify'  **/PriorityQueue.scala
[running phase parser on PriorityQueue.scala]
[running phase namer on PriorityQueue.scala]
[running phase packageobjects on PriorityQueue.scala]
[running phase typer on PriorityQueue.scala]
[running phase patmat on PriorityQueue.scala]
[running phase superaccessors on PriorityQueue.scala]
[running phase extmethods on PriorityQueue.scala]
[running phase pickler on PriorityQueue.scala]
[running phase refchecks on PriorityQueue.scala]

retronym

package io.github.retronym

import sbt._
import Keys._

object SbtArgsFilePlugin extends AutoPlugin {
  override def trigger = allRequirements
  override def requires = sbt.plugins.JvmPlugin
  import java.io.File.pathSeparator
  val argsFileContents = taskKey[String]("Contents of file suitable for `scalac @args.txt`")

retronym

osboxes@osboxes:~/code/scala$ (export JAVA_HOME=/home/osboxes/code/tsan/build/linux-x86_64-server-release/images/jdk; export JAVA_OPTS=-XX:+ThreadSanitizer; scala -cp /tmp scala.reflect.runtime.ThreadSafetyTestMain)
==================
WARNING: ThreadSanitizer: unlock of an unlocked mutex (or by a wrong thread) (pid=29788)
    #0 pthread_mutex_unlock <null> (java+0x43fb6e)
    #1 ZIP_Get_From_Cache /home/osboxes/code/tsan/src/java.base/share/native/libzip/zip_util.c:822:5 (libzip.so+0x3309)

  Location is heap block of size 160 at 0x7b28000051e0 allocated by thread T1:
    #0 malloc <null> (java+0x4222f7)
    #1 os::malloc(unsigned long, MemoryType, NativeCallStack const&) /home/osboxes/code/tsan/src/hotspot/share/runtime/os.cpp:698:18 (libjvm.so+0xadc8c1)

retronym

Slow

[info] ....[Hottest Region 1]..............................................................................
[info] c2, level 4, bench.generated.ListsBenchmark_scalaListBufferPlusEq_212_jmhTest::scalaListBufferPlusEq_212_thrpt_jmhStub, version 616 (348 bytes)
[info]                                                                         ; - scala.collection.mutable.ListBuffer::<init>@1 (line 48)
[info]                                                                         ; - bench.ListsBenchmark::scalaListBufferPlusEq_212@4 (line 42)
[info]                                                                         ; - bench.generated.ListsBenchmark_scalaListBufferPlusEq_212_jmhTest::scalaListBufferPlusEq_212_thrpt_jmhStub@17 (line 119)
[info]                                                                         ; implicit exception: dispatches to 0x00007fd547e826ea
[info]               0x00007fd547e8233b: test   r11d,r11d

retronym

[
    {
        "jmhVersion" : "1.21",
        "benchmark" : "bench.ListBufferBenchmark.intListCreation",
        "mode" : "thrpt",
        "threads" : 1,
        "forks" : 2,
        "jvm" : "/Users/jz/.jabba/jdk/adopt@1.8.212-04/Contents/Home/jre/bin/java",
        "jvmArgs" : [
            "-server",