core: fix return block split after try/catch (#295)

jadx-core/src/main/java/jadx/core/dex/visitors/blocksmaker/BlockProcessor.java

@@ -454,7 +454,8 @@ public class BlockProcessor extends AbstractVisitor {
 		}
 		BlockNode exitBlock = mth.getExitBlocks().get(0);
 		if (exitBlock.getInstructions().size() != 1
-				|| exitBlock.contains(AFlag.SYNTHETIC)) {
+				|| exitBlock.contains(AFlag.SYNTHETIC)
+				|| exitBlock.contains(AType.SPLITTER_BLOCK)) {
 			return false;
 		}
 		List<BlockNode> preds = exitBlock.getPredecessors();

jadx-core/src/test/java/jadx/tests/integration/trycatch/TestTryCatchNoMove.java

+package jadx.tests.integration.trycatch;
+
+import org.junit.Test;
+
+import jadx.core.dex.nodes.ClassNode;
+import jadx.tests.api.SmaliTest;
+
+import static jadx.tests.api.utils.JadxMatchers.containsOne;
+import static org.junit.Assert.assertThat;
+
+public class TestTryCatchNoMove extends SmaliTest {
+
+//	private static void test(AutoCloseable closeable) {
+//		if (closeable != null) {
+//			try {
+//				closeable.close();
+//			} catch (Exception ignored) {
+//			}
+//		}
+//	}
+
+	@Test
+	public void test() {
+		ClassNode cls = getClassNodeFromSmaliWithPath("trycatch", "TestTryCatchNoMove");
+		String code = cls.getCode().toString();
+
+		assertThat(code, containsOne("if (autoCloseable != null) {"));
+		assertThat(code, containsOne("try {"));
+		assertThat(code, containsOne("autoCloseable.close();"));
+	}
+}

jadx-core/src/test/smali/trycatch/TestTryCatchNoMove.smali

+.class public LTestTryCatchNoMove;
+.super Ljava/lang/Object;
+
+.method private static test(Ljava/lang/AutoCloseable;)V
+    .locals 0
+
+    if-eqz p0, :cond_0
+
+    .line 187
+    :try_start_0
+    invoke-interface {p0}, Ljava/lang/AutoCloseable;->close()V
+    :try_end_0
+    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0
+
+    :catch_0
+    :cond_0
+    return-void
+.end method