Thodoris Sotiropoulos created GROOVY-10158:
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Summary: Unexpected type mismatch when combining conditional and
bounded type parameter
Key: GROOVY-10158
URL: https://issues.apache.org/jira/browse/GROOVY-10158
Project: Groovy
Issue Type: Bug
Components: Static Type Checker
Reporter: Thodoris Sotiropoulos
I have the following program
{code:java}
class A<T> {}
class B<T extends A<String>> {
T m() {
final T x = null;
final T y = null;
(true) ? y : x
}
}
{code}
h3. Actual Behaviour
groovyc rejects the program with
{code:java}
org.codehaus.groovy.control.MultipleCompilationErrorsException: startup failed:
test.groovy: 7: [Static type checking] - Cannot return value of type
A<java.lang.Object> on method returning type T
@ line 7, column 5.
(true) ? y : x
^1 error
{code}
h3. Expected Behaviour
Compile successfully
Tested against master
{code:java}
{code}
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