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JVM IR: Avoid CHECKCASTs on type operators (KT-39520)

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The type information coming from Java or Kotlin generics may be wrong
due to type erasure and a CHECKCAST instruction could throw an
exception.
This commit is contained in:
Steven Schäfer
2020-08-06 15:33:46 +02:00
committed by Alexander Udalov
parent 469b164555
commit 9026f89ba5
13 changed files with 261 additions and 18 deletions
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compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java
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+33
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@@ -3316,6 +3316,39 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
}
}
@TestMetadata("compiler/testData/codegen/box/casts/javaInterop")
@TestDataPath("$PROJECT_ROOT")
@RunWith(JUnit3RunnerWithInners.class)
public static class JavaInterop extends AbstractBlackBoxCodegenTest {
private void runTest(String testDataFilePath) throws Exception {
KotlinTestUtils.runTest(this::doTest, TargetBackend.JVM, testDataFilePath);
}
public void testAllFilesPresentInJavaInterop() throws Exception {
KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/casts/javaInterop"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JVM, true);
}
@TestMetadata("castWithWrongType.kt")
public void testCastWithWrongType() throws Exception {
runTest("compiler/testData/codegen/box/casts/javaInterop/castWithWrongType.kt");
}
@TestMetadata("implicitNotNullWithWrongType.kt")
public void testImplicitNotNullWithWrongType() throws Exception {
runTest("compiler/testData/codegen/box/casts/javaInterop/implicitNotNullWithWrongType.kt");
}
@TestMetadata("instanceOfWithWrongType.kt")
public void testInstanceOfWithWrongType() throws Exception {
runTest("compiler/testData/codegen/box/casts/javaInterop/instanceOfWithWrongType.kt");
}
@TestMetadata("safeCastWithWrongType.kt")
public void testSafeCastWithWrongType() throws Exception {
runTest("compiler/testData/codegen/box/casts/javaInterop/safeCastWithWrongType.kt");
}
}
@TestMetadata("compiler/testData/codegen/box/casts/literalExpressionAsGenericArgument")
@TestDataPath("$PROJECT_ROOT")
@RunWith(JUnit3RunnerWithInners.class)