jdk

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/*
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 * @test /nodynamiccopyright/
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 * @bug 8316971
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 * @summary Smoke test for restricted method call warnings
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 * @compile/fail/ref=RestrictedMethods.out -Xlint:restricted -Werror -XDrawDiagnostics RestrictedMethods.java
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 * @compile/fail/ref=RestrictedMethods.out --release ${jdk.version} -Xlint:restricted -Werror -XDrawDiagnostics RestrictedMethods.java
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 * @compile -Werror RestrictedMethods.java
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 */
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import java.lang.foreign.MemorySegment;
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import java.util.function.Function;
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class RestrictedMethods {
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    MemorySegment warn = MemorySegment.NULL.reinterpret(10); // warning here
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    @SuppressWarnings("restricted")
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    MemorySegment suppressed = MemorySegment.NULL.reinterpret(10); // no warning here
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    Function<Integer, MemorySegment> warn_ref = MemorySegment.NULL::reinterpret; // warning here
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    @SuppressWarnings("restricted")
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    Function<Integer, MemorySegment> suppressed_ref = MemorySegment.NULL::reinterpret; // no warning here
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    void testWarn() {
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        MemorySegment.NULL.reinterpret(10); // warning here
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    }
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    @SuppressWarnings("restricted")
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    void testSuppressed() {
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        MemorySegment.NULL.reinterpret(10); // no warning here
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    }
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    Function<Integer, MemorySegment> testWarnRef() {
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        return MemorySegment.NULL::reinterpret; // warning here
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    }
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    @SuppressWarnings("restricted")
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    Function<Integer, MemorySegment> testSuppressedRef() {
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        return MemorySegment.NULL::reinterpret; // no warning here
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    }
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    @SuppressWarnings("restricted")
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    static class Nested {
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        MemorySegment suppressedNested = MemorySegment.NULL.reinterpret(10); // no warning here
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        Function<Integer, MemorySegment> suppressedNested_ref = MemorySegment.NULL::reinterpret; // no warning here
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        void testSuppressedNested() {
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            MemorySegment.NULL.reinterpret(10); // no warning here
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        }
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        Function<Integer, MemorySegment> testSuppressedNestedRef() {
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            return MemorySegment.NULL::reinterpret; // no warning here
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        }
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    }
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}
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