[GROOVY-5308] Caught: BUG! exception in phase 'conversion' in source unit '${file}' null

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.8.6
• Fix Version/s: 2.0-beta-3
• Component/s: Compiler

Environment

$ uname -a
Linux fw-its-kt209a-2 3.2.5-1-ARCH #1 SMP PREEMPT Tue Feb 7 08:34:36 CET 2012 x86_64 Intel(R) Core(TM) i7 CPU 870 @ 2.93GHz GenuineIntel GNU/Linux

$ java -version
java version "1.6.0_24"
OpenJDK Runtime Environment (IcedTea6 1.11) (ArchLinux-6.b24_1.11-1-x86_64)
OpenJDK 64-Bit Server VM (build 20.0-b12, mixed mode)

$ groovy -version
Groovy Version: 1.8.6 JVM: 1.6.0_24 Vendor: Sun Microsystems Inc. OS: Linux

• Assignee: Paul King
• Reporter: Taylor Venable
• Created: 15/Feb/12 13:55
• Updated: 13/May/12 03:30
• Resolved: 13/May/12 03:26

Description

I'm new to Groovy, so I simply stumbled upon the following, which indicated it was a bug. I couldn't find it as an existing issue.

Source (Test.groovy):
foo = new String[] [ "x" ]

$ groovy -d Test.groovy
Caught: BUG! exception in phase 'conversion' in source unit '/home/taylor/Test.groovy' null
BUG! exception in phase 'conversion' in source unit '/home/taylor/Test.groovy' null
at org.codehaus.groovy.control.CompilationUnit.applyToSourceUnits(CompilationUnit.java:847)
at org.codehaus.groovy.control.CompilationUnit.doPhaseOperation(CompilationUnit.java:548)
at org.codehaus.groovy.control.CompilationUnit.processPhaseOperations(CompilationUnit.java:524)
at org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:501)
at groovy.lang.GroovyClassLoader.doParseClass(GroovyClassLoader.java:306)
at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:283)
at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:267)
at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:197)
at groovy.lang.GroovyShell$2.run(GroovyShell.java:215)
at groovy.lang.GroovyShell$2.run(GroovyShell.java:213)
at java.security.AccessController.doPrivileged(Native Method)
at groovy.lang.GroovyShell.run(GroovyShell.java:213)
at groovy.lang.GroovyShell.run(GroovyShell.java:159)
at groovy.ui.GroovyMain.processOnce(GroovyMain.java:550)
at groovy.ui.GroovyMain.run(GroovyMain.java:337)
at groovy.ui.GroovyMain.process(GroovyMain.java:323)
at groovy.ui.GroovyMain.processArgs(GroovyMain.java:120)
at groovy.ui.GroovyMain.main(GroovyMain.java:100)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.codehaus.groovy.tools.GroovyStarter.rootLoader(GroovyStarter.java:108)
at org.codehaus.groovy.tools.GroovyStarter.main(GroovyStarter.java:130)
Caused by: java.lang.NullPointerException
at org.codehaus.groovy.antlr.AntlrParserPlugin.expressionSwitch(AntlrParserPlugin.java:1652)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expression(AntlrParserPlugin.java:1636)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expression(AntlrParserPlugin.java:1632)
at org.codehaus.groovy.antlr.AntlrParserPlugin.arraySizeExpression(AntlrParserPlugin.java:2512)
at org.codehaus.groovy.antlr.AntlrParserPlugin.arraySizeExpression(AntlrParserPlugin.java:2510)
at org.codehaus.groovy.antlr.AntlrParserPlugin.constructorCallExpression(AntlrParserPlugin.java:2463)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expressionSwitch(AntlrParserPlugin.java:1673)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expression(AntlrParserPlugin.java:1636)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expression(AntlrParserPlugin.java:1632)
at org.codehaus.groovy.antlr.AntlrParserPlugin.binaryExpression(AntlrParserPlugin.java:2265)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expressionSwitch(AntlrParserPlugin.java:1794)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expression(AntlrParserPlugin.java:1636)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expression(AntlrParserPlugin.java:1632)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expressionSwitch(AntlrParserPlugin.java:1655)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expression(AntlrParserPlugin.java:1636)
at org.codehaus.groovy.antlr.AntlrParserPlugin.expression(AntlrParserPlugin.java:1632)
at org.codehaus.groovy.antlr.AntlrParserPlugin.statement(AntlrParserPlugin.java:1259)
at org.codehaus.groovy.antlr.AntlrParserPlugin.convertGroovy(AntlrParserPlugin.java:304)
at org.codehaus.groovy.antlr.AntlrParserPlugin.buildAST(AntlrParserPlugin.java:241)
at org.codehaus.groovy.control.SourceUnit.convert(SourceUnit.java:272)
at org.codehaus.groovy.control.CompilationUnit$11.call(CompilationUnit.java:622)
at org.codehaus.groovy.control.CompilationUnit.applyToSourceUnits(CompilationUnit.java:843)
... 23 more