Use box tests to check if the light analysis mode (without analyzing bodies when possible) produces the same result as the complete analysis. See also the next commit in which light analysis mode is applied. Note that no tests were changed.

compiler/testData/codegen/light-analysis/delegation/delegationToVal.txt

@@ -0,0 +1,45 @@
+public final class CActing {
+    private final @org.jetbrains.annotations.NotNull field value: java.lang.String
+    public method <init>(): void
+    public method <init>(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
+    public synthetic method <init>(p0: java.lang.String, p1: int, p2: kotlin.jvm.internal.DefaultConstructorMarker): void
+    public @org.jetbrains.annotations.NotNull method act(): java.lang.String
+    public final @org.jetbrains.annotations.NotNull method getValue(): java.lang.String
+}
+
+
+public final class DelegationToValKt {
+    public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
+}
+
+
+public interface IActing {
+    public abstract @org.jetbrains.annotations.NotNull method act(): java.lang.String
+}
+
+
+public final class Test {
+    private final @org.jetbrains.annotations.NotNull field acting: CActing
+    public method <init>(): void
+    public method <init>(@org.jetbrains.annotations.NotNull p0: CActing): void
+    public synthetic method <init>(p0: CActing, p1: int, p2: kotlin.jvm.internal.DefaultConstructorMarker): void
+    public @org.jetbrains.annotations.NotNull method act(): java.lang.String
+    public final @org.jetbrains.annotations.NotNull method getActing(): CActing
+}
+
+
+public class Test2 {
+    private final @org.jetbrains.annotations.NotNull field acting: CActing
+    public method <init>(): void
+    public method <init>(@org.jetbrains.annotations.NotNull p0: CActing): void
+    public synthetic method <init>(p0: CActing, p1: int, p2: kotlin.jvm.internal.DefaultConstructorMarker): void
+    public @org.jetbrains.annotations.NotNull method act(): java.lang.String
+    public @org.jetbrains.annotations.NotNull method getActing(): CActing
+}
+
+
+public final class Test3 {
+    private final @org.jetbrains.annotations.NotNull field acting: CActing
+    public method <init>(): void
+    public @org.jetbrains.annotations.NotNull method getActing(): CActing
+}

compiler/testData/codegen/light-analysis/delegation/kt8154.txt

@@ -0,0 +1,18 @@
+public interface A {
+    public abstract method foo(): java.lang.Object
+}
+
+
+public interface B
+
+
+public final class BImpl {
+    private synthetic final field $$delegate_0: A
+    public method <init>(@org.jetbrains.annotations.NotNull p0: A): void
+    public method foo(): java.lang.Object
+}
+
+
+public final class Kt8154Kt {
+    public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
+}