NI: decrease fixation priority for variables which have only incorporated from upper bound constraints

^KT-40045 Fixed
^KT-39633 Fixed

compiler/testData/diagnostics/tests/inference/completion/postponedArgumentsAnalysis/wrongVariableFixationOrder.kt

@@ -0,0 +1,15 @@
+// FIR_IDENTICAL
+// !DIAGNOSTICS: -UNUSED_PARAMETER -CAST_NEVER_SUCCEEDS
+// Issue: KT-40045
+
+interface AAA
+
+fun <K : AAA, R : K> assign(dest: R, vararg src: K?): R = null as R
+
+class DIV(val tabIndex: String): AAA
+
+fun <T: AAA> jsObject(builder: T.() -> Unit): T = null as T
+
+fun foo(x: DIV) {
+    assign(x, jsObject { tabIndex }) // tabIndex is resolved in OI and unresolved in NI because T is inferred to Any instead of DIV
+}

compiler/testData/diagnostics/tests/inference/completion/postponedArgumentsAnalysis/wrongVariableFixationOrder.txt

@@ -0,0 +1,19 @@
+package
+
+public fun </*0*/ K : AAA, /*1*/ R : K> assign(/*0*/ dest: R, /*1*/ vararg src: K? /*kotlin.Array<out K?>*/): R
+public fun foo(/*0*/ x: DIV): kotlin.Unit
+public fun </*0*/ T : AAA> jsObject(/*0*/ builder: T.() -> kotlin.Unit): T
+
+public interface AAA {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class DIV : AAA {
+    public constructor DIV(/*0*/ tabIndex: kotlin.String)
+    public final val tabIndex: kotlin.String
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

compiler/testData/diagnostics/tests/inference/completion/postponedArgumentsAnalysis/wrongVariableFixationOrder2.kt

@@ -0,0 +1,14 @@
+// FIR_IDENTICAL
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+// Issue: KT-39633
+
+interface Proxy<in D>
+
+class A<E : Any>(val left: E) : Proxy<E>
+
+abstract class Api {
+    abstract fun <T> magic(): T
+    inline fun <reified A : Any> match(proxy: Proxy<A>): A = magic()
+    inline fun <reified B : Any> f(x: B): B = g(x)
+    inline fun <reified C : Any> g(x: C) = match(A(x))
+}

compiler/testData/diagnostics/tests/inference/completion/postponedArgumentsAnalysis/wrongVariableFixationOrder2.txt

@@ -0,0 +1,26 @@
+package
+
+public final class A</*0*/ E : kotlin.Any> : Proxy<E> {
+    public constructor A</*0*/ E : kotlin.Any>(/*0*/ left: E)
+    public final val left: E
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public abstract class Api {
+    public constructor Api()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public final inline fun </*0*/ reified B : kotlin.Any> f(/*0*/ x: B): B
+    public final inline fun </*0*/ reified C : kotlin.Any> g(/*0*/ x: C): C
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract fun </*0*/ T> magic(): T
+    public final inline fun </*0*/ reified A : kotlin.Any> match(/*0*/ proxy: Proxy<A>): A
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public interface Proxy</*0*/ in D> {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}