[GROOVY-6288] Overloaded operator with return type

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.2.0-beta-1
• Fix Version/s: 2.1.7, 2.2.0-beta-2
• Component/s: Static compilation, Static Type Checker
• Assignee: Jochen Theodorou
• Reporter: Ángel Eduardo
• Created: 31/Jul/13 06:29
• Updated: 14/Oct/13 16:53
• Resolved: 26/Aug/13 07:33

Description

When creating a class with a method:

...
public int plus(int o2) {
  return 0;
}
...

...and calling it like...

int result = myObj + 2;

(every class is annotated with @TypeChecked and @CompileStatic) ...I got:

This method should not have been called. Please try to create a simple example reproducing this error and filea bug report at http://jira.codehaus.org/browse/GROOVY
	at org.codehaus.groovy.classgen.asm.sc.StaticTypesCallSiteWriter.makeSingleArgumentCall(StaticTypesCallSiteWriter.java:600)
	at org.codehaus.groovy.classgen.asm.InvocationWriter.makeSingleArgumentCall(InvocationWriter.java:531)
	at org.codehaus.groovy.classgen.asm.BinaryExpressionHelper.evaluateBinaryExpression(BinaryExpressionHelper.java:497)
	at org.codehaus.groovy.classgen.asm.BinaryExpressionMultiTypeDispatcher.evaluateBinaryExpression(BinaryExpressionMultiTypeDispatcher.java:216)
	at org.codehaus.groovy.classgen.asm.BinaryExpressionHelper.eval(BinaryExpressionHelper.java:142)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitBinaryExpression(AsmClassGenerator.java:529)
	at org.codehaus.groovy.ast.expr.BinaryExpression.visit(BinaryExpression.java:49)
	at org.codehaus.groovy.classgen.asm.BinaryExpressionHelper.evaluateEqual(BinaryExpressionHelper.java:297)
	at org.codehaus.groovy.classgen.asm.sc.StaticTypesBinaryExpressionMultiTypeDispatcher.evaluateEqual(StaticTypesBinaryExpressionMultiTypeDispatcher.java:222)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitDeclarationExpression(AsmClassGenerator.java:524)
	at org.codehaus.groovy.ast.expr.DeclarationExpression.visit(DeclarationExpression.java:86)
	at org.codehaus.groovy.classgen.asm.StatementWriter.writeExpressionStatement(StatementWriter.java:604)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitExpressionStatement(AsmClassGenerator.java:511)
	at org.codehaus.groovy.ast.stmt.ExpressionStatement.visit(ExpressionStatement.java:40)
	at org.codehaus.groovy.classgen.asm.StatementWriter.writeBlockStatement(StatementWriter.java:81)
	at org.codehaus.groovy.classgen.asm.sc.StaticTypesStatementWriter.writeBlockStatement(StaticTypesStatementWriter.java:49)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitBlockStatement(AsmClassGenerator.java:457)
	at org.codehaus.groovy.ast.stmt.BlockStatement.visit(BlockStatement.java:69)
	at org.codehaus.groovy.ast.ClassCodeVisitorSupport.visitClassCodeContainer(ClassCodeVisitorSupport.java:101)
	at org.codehaus.groovy.ast.ClassCodeVisitorSupport.visitConstructorOrMethod(ClassCodeVisitorSupport.java:112)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitStdMethod(AsmClassGenerator.java:321)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitConstructorOrMethod(AsmClassGenerator.java:278)
	at org.codehaus.groovy.ast.ClassCodeVisitorSupport.visitMethod(ClassCodeVisitorSupport.java:123)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitMethod(AsmClassGenerator.java:398)
	at org.codehaus.groovy.ast.ClassNode.visitContents(ClassNode.java:1055)
	at org.codehaus.groovy.ast.ClassCodeVisitorSupport.visitClass(ClassCodeVisitorSupport.java:50)
	at org.codehaus.groovy.classgen.AsmClassGenerator.visitClass(AsmClassGenerator.java:180)
	at org.codehaus.groovy.control.CompilationUnit$15.call(CompilationUnit.java:794)
	at org.codehaus.groovy.control.CompilationUnit.applyToPrimaryClassNodes(CompilationUnit.java:1036)
	at org.codehaus.groovy.control.CompilationUnit.doPhaseOperation(CompilationUnit.java:572)
	at org.codehaus.groovy.control.CompilationUnit.processPhaseOperations(CompilationUnit.java:550)
	at org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:527)
	at org.jetbrains.groovy.compiler.rt.GroovyCompilerWrapper.compile(GroovyCompilerWrapper.java:54)
	at org.jetbrains.groovy.compiler.rt.DependentGroovycRunner.runGroovyc(DependentGroovycRunner.java:80)
	at org.jetbrains.groovy.compiler.rt.GroovycRunner.main(GroovycRunner.java:85)
	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:601)
	at com.intellij.rt.execution.CommandLineWrapper.main(CommandLineWrapper.java:121)