jdk-24/test/langtools/tools/javac/recovery/LocalVarHiding.java
Jan Lahoda c4213848c0 8227010: Error recovery after local variable redeclaration can be improved
Entering duplicate local variables into the current scope so that the new variable is used instead of the previous variable.

Reviewed-by: mcimadamore
2019-07-04 16:51:24 +02:00

99 lines
2.8 KiB
Java

/*
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/*
* @test
* @bug 8227010
* @summary Verify error recovery after variable redeclaration
* @compile/fail/ref=LocalVarHiding.out -XDrawDiagnostics LocalVarHiding.java
*/
public class LocalVarHiding {
public void test(Decl l1) {
System.err.println(l1.originalMethod());
OverrideVar l1 = new OverrideVar();
System.err.println(l1.overrideMethod());
Decl l2 = new Decl();
System.err.println(l2.originalMethod());
OverrideVar l2 = new OverrideVar();
System.err.println(l2.overrideMethod());
Decl l3 = new Decl();
System.err.println(l3.originalMethod());
{
OverrideVar l3 = new OverrideVar();
System.err.println(l3.overrideMethod());
}
Decl l4 = new Decl();
System.err.println(l4.originalMethod());
try {
throw new OverrideVar();
} catch (OverrideVar l4) {
System.err.println(l4.overrideMethod());
}
Decl l5 = new Decl();
System.err.println(l5.originalMethod());
try (OverrideVar l5 = null) {
System.err.println(l5.overrideMethod());
}
Decl l6 = new Decl();
System.err.println(l6.originalMethod());
I i1 = l6 -> {
System.err.println(l6.overrideMethod());
};
I i2 = (OverrideVar l6) -> {
System.err.println(l6.overrideMethod());
};
}
public class Decl {
public int originalMethod() {}
}
public class OverrideVar extends Exception implements AutoCloseable {
@Override public void close() throws Exception {}
public int overrideMethod() {}
}
public interface I {
public void run(OverrideVar ov);
}
}