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https://issues.apache.org/jira/browse/GROOVY-11479?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eric Milles reassigned GROOVY-11479:
------------------------------------
Assignee: Eric Milles
> crash when annotating a lambda parameter
> ----------------------------------------
>
> Key: GROOVY-11479
> URL: https://issues.apache.org/jira/browse/GROOVY-11479
> Project: Groovy
> Issue Type: Bug
> Components: Static compilation
> Reporter: Thodoris Sotiropoulos
> Assignee: Eric Milles
> Priority: Minor
>
> I have the following program
> {code:java}
> import java.lang.annotation.*;
> import java.util.function.*;
> @Target(ElementType.TYPE_USE)
> @interface Nullable {}
> class Test {
> public static void main() {
> IntUnaryOperator x = (@Nullable Integer y) -> 1;
> }
> } {code}
> h3. Actual behavior
> The compiler crashes
> {code:java}
> >>> a serious error occurred: BUG! exception in phase 'class generation' in
> >>> source unit 'test.groovy' Adding type annotation @Nullable to
> >>> non-redirect node: int
> >>> stacktrace:
> BUG! exception in phase 'class generation' in source unit 'test.groovy'
> Adding type annotation @Nullable to non-redirect node: int
> at
> org.codehaus.groovy.ast.ClassNode.addTypeAnnotation(ClassNode.java:1673)
> at
> org.codehaus.groovy.ast.ClassNode.addTypeAnnotations(ClassNode.java:1684)
> at
> org.codehaus.groovy.classgen.ExtendedVerifier.extractTypeUseAnnotations(ExtendedVerifier.java:269)
> at
> org.codehaus.groovy.classgen.ExtendedVerifier.visitConstructorOrMethod(ExtendedVerifier.java:173)
> at
> org.codehaus.groovy.classgen.ExtendedVerifier.visitMethod(ExtendedVerifier.java:220)
> at org.codehaus.groovy.ast.ClassNode.visitMethods(ClassNode.java:1331)
> at
> org.codehaus.groovy.ast.ClassNode.visitContents(ClassNode.java:1324)
> at
> org.codehaus.groovy.classgen.ExtendedVerifier.visitClass(ExtendedVerifier.java:127)
> at
> org.codehaus.groovy.control.CompilationUnit$3.call(CompilationUnit.java:775)
> at
> org.codehaus.groovy.control.CompilationUnit$4.call(CompilationUnit.java:828)
> at
> org.codehaus.groovy.control.CompilationUnit$IPrimaryClassNodeOperation.doPhaseOperation(CompilationUnit.java:952)
> at
> org.codehaus.groovy.control.CompilationUnit.processPhaseOperations(CompilationUnit.java:698)
> at
> org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:672)
> at
> org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:653)
> at
> org.codehaus.groovy.tools.FileSystemCompiler.compile(FileSystemCompiler.java:312)
> at
> org.codehaus.groovy.tools.FileSystemCompiler.doCompilation(FileSystemCompiler.java:241)
> at
> org.codehaus.groovy.tools.FileSystemCompiler.commandLineCompile(FileSystemCompiler.java:166)
> at
> org.codehaus.groovy.tools.FileSystemCompiler.commandLineCompileWithErrorHandling(FileSystemCompiler.java:206)
> at
> org.codehaus.groovy.tools.FileSystemCompiler.main(FileSystemCompiler.java:190)
> {code}
> h3. Notes
> Tested against master (commit: 168bb9bc078ec7f68c47af4571ce0238496235f1)
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