[GROOVY-8030] An unexpected error has occurred when using 'kkk = kkk + 12'

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.4.5
• Fix Version/s: 2.4.9
• Component/s: Compiler
• Environment: java.version=1.8.0_45; java.runtime.version=1.8.0_45-b15; os.arch=x86; os.name=Windows 7; sun.jnu.encoding=GBK
• Assignee: Paul King
• Reporter: XueJun
• Created: 30/Dec/16 03:03
• Updated: 08/Mar/17 08:17
• Resolved: 05/Feb/17 10:33

Description

Test groovy code:
------------------------------------

package com.test

def kkk = 123
kkk = "123"

println kkk.toInteger()

int a = 0;

if (a > 0)
{
  kkk = 789
  kkk = kkk + 12 // This code caused error occur
}
else
{
  kkk = "456"
  kkk = kkk + "78"
}

//println kkk.toUpperCase()
println kkk

Error message:
------------------------------------

Exception in thread "main" BUG! exception in phase 'class generation' in source unit 'SimpleDemo' At line 13 column 9
On receiver: kkk with message: plus and arguments: 12
This method should not have been called. Please try to create a simple example reproducing this error and filea bug report at https://issues.apache.org/jira/browse/GROOVY
	at org.codehaus.groovy.classgen.asm.sc.StaticTypesCallSiteWriter.makeSingleArgumentCall(StaticTypesCallSiteWriter.java:634)
	at org.codehaus.groovy.classgen.asm.InvocationWriter.makeSingleArgumentCall(InvocationWriter.java:616)
	at org.codehaus.groovy.classgen.asm.BinaryExpressionHelper.evaluateBinaryExpression(BinaryExpressionHelper.java:529)
	at org.codehaus.groovy.classgen.asm.BinaryExpressionMultiTypeDispatcher.evaluateBinaryExpression(BinaryExpressionMultiTypeDispatcher.java:230)
	at org.codehaus.groovy.classgen.asm.BinaryExpressionHelper.eval(BinaryExpressionHelper.java:148)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitBinaryExpression(AsmClassGenerator.java:638)
	at org.codehaus.groovy.ast.expr.BinaryExpression.visit(BinaryExpression.java:51)
	at org.codehaus.groovy.classgen.asm.BinaryExpressionHelper.evaluateEqual(BinaryExpressionHelper.java:316)
	at org.codehaus.groovy.classgen.asm.sc.StaticTypesBinaryExpressionMultiTypeDispatcher.evaluateEqual(StaticTypesBinaryExpressionMultiTypeDispatcher.java:151)
	at org.codehaus.groovy.classgen.asm.BinaryExpressionHelper.eval(BinaryExpressionHelper.java:84)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitBinaryExpression(AsmClassGenerator.java:638)
	at org.codehaus.groovy.ast.expr.BinaryExpression.visit(BinaryExpression.java:51)
	at org.codehaus.groovy.classgen.asm.StatementWriter.writeExpressionStatement(StatementWriter.java:607)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitExpressionStatement(AsmClassGenerator.java:620)
	at org.codehaus.groovy.ast.stmt.ExpressionStatement.visit(ExpressionStatement.java:42)
	at org.codehaus.groovy.classgen.asm.StatementWriter.writeBlockStatement(StatementWriter.java:84)
	at org.codehaus.groovy.classgen.asm.sc.StaticTypesStatementWriter.writeBlockStatement(StaticTypesStatementWriter.java:65)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitBlockStatement(AsmClassGenerator.java:566)
	at org.codehaus.groovy.ast.stmt.BlockStatement.visit(BlockStatement.java:71)
	at org.codehaus.groovy.classgen.asm.StatementWriter.writeIfElse(StatementWriter.java:288)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitIfElse(AsmClassGenerator.java:582)
	at org.codehaus.groovy.ast.stmt.IfStatement.visit(IfStatement.java:43)
	at org.codehaus.groovy.classgen.asm.StatementWriter.writeBlockStatement(StatementWriter.java:84)
	at org.codehaus.groovy.classgen.asm.sc.StaticTypesStatementWriter.writeBlockStatement(StaticTypesStatementWriter.java:65)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitBlockStatement(AsmClassGenerator.java:566)
	at org.codehaus.groovy.ast.stmt.BlockStatement.visit(BlockStatement.java:71)
	at org.codehaus.groovy.ast.ClassCodeVisitorSupport.visitClassCodeContainer(ClassCodeVisitorSupport.java:104)
	at org.codehaus.groovy.ast.ClassCodeVisitorSupport.visitConstructorOrMethod(ClassCodeVisitorSupport.java:115)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitStdMethod(AsmClassGenerator.java:430)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitConstructorOrMethod(AsmClassGenerator.java:387)
	at org.codehaus.groovy.ast.ClassCodeVisitorSupport.visitMethod(ClassCodeVisitorSupport.java:126)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitMethod(AsmClassGenerator.java:507)
	at org.codehaus.groovy.ast.ClassNode.visitContents(ClassNode.java:1086)
	at org.codehaus.groovy.ast.ClassCodeVisitorSupport.visitClass(ClassCodeVisitorSupport.java:53)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitClass(AsmClassGenerator.java:233)
	at org.codehaus.groovy.control.CompilationUnit$16.call(CompilationUnit.java:813)
	at org.codehaus.groovy.control.CompilationUnit.applyToPrimaryClassNodes(CompilationUnit.java:1055)
	at org.codehaus.groovy.control.CompilationUnit.doPhaseOperation(CompilationUnit.java:591)
	at org.codehaus.groovy.control.CompilationUnit.processPhaseOperations(CompilationUnit.java:569)
	at org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:546)
	at groovy.lang.GroovyClassLoader.doParseClass(GroovyClassLoader.java:298)
	at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:268)
	at groovy.lang.GroovyShell.parseClass(GroovyShell.java:694)
	at groovy.lang.GroovyShell.parse(GroovyShell.java:706)
	at groovy.lang.GroovyShell.parse(GroovyShell.java:742)

Issue Links

• links to: GitHub Pull Request #488