Kapt: Never mark static methods 'default' (KT-42915)

plugins/kapt3/kapt3-compiler/src/org/jetbrains/kotlin/kapt3/stubs/ClassFileToSourceStubConverter.kt

@@ -814,7 +814,7 @@ class ClassFileToSourceStubConverter(val kaptContext: KaptContextForStubGenerati
             ElementKind.METHOD, packageFqName, visibleAnnotations, method.invisibleAnnotations, descriptor.annotations
         )
 
-        if (containingClass.isInterface() && !method.isAbstract()) {
+        if (containingClass.isInterface() && !method.isAbstract() && !method.isStatic()) {
             modifiers.flags = modifiers.flags or Flags.DEFAULT
         }
 

plugins/kapt3/kapt3-compiler/src/org/jetbrains/kotlin/kapt3/util/asmUtils.kt

@@ -39,6 +39,7 @@ internal fun ClassNode.isAnnotation() = (access and Opcodes.ACC_ANNOTATION) != 0
 
 internal fun MethodNode.isVarargs() = (access and Opcodes.ACC_VARARGS) != 0
 internal fun MethodNode.isAbstract() = (access and Opcodes.ACC_ABSTRACT) != 0
+internal fun MethodNode.isStatic() = (access and Opcodes.ACC_STATIC) != 0
 
 internal fun FieldNode.isEnumValue() = (access and Opcodes.ACC_ENUM) != 0
 

plugins/kapt3/kapt3-compiler/testData/converter/jvmStatic.kt

@@ -11,3 +11,10 @@ class JvmStaticTest {
     const val three: Byte = 3.toByte()
     const val d: Char = 'D'
 }
+
+interface FooComponent {
+    companion object {
+        @JvmStatic
+        fun create(context: String): String = "foo"
+    }
+}

plugins/kapt3/kapt3-compiler/testData/converter/jvmStatic.txt

@@ -1,5 +1,36 @@
 import java.lang.System;
 
+@kotlin.Metadata()
+public abstract interface FooComponent {
+    @org.jetbrains.annotations.NotNull()
+    public static final FooComponent.Companion Companion = null;
+
+    @org.jetbrains.annotations.NotNull()
+    public static java.lang.String create(@org.jetbrains.annotations.NotNull()
+    java.lang.String context) {
+        return null;
+    }
+
+    @kotlin.Metadata()
+    public static final class Companion {
+
+        @org.jetbrains.annotations.NotNull()
+        public final java.lang.String create(@org.jetbrains.annotations.NotNull()
+        java.lang.String context) {
+            return null;
+        }
+
+        private Companion() {
+            super();
+        }
+    }
+}
+
+////////////////////
+
+
+import java.lang.System;
+
 @kotlin.Metadata()
 public final class JvmStaticTest {
     public final byte three = (byte)3;