FIR: report ambiguity-like errors in type resolve

compiler/testData/diagnostics/tests/imports/AllUnderImportsAmbiguity.fir.kt

@@ -0,0 +1,17 @@
+// FILE: a.kt
+package a
+
+class X
+
+// FILE: b.kt
+package b
+
+class X
+
+// FILE: c.kt
+package c
+
+import a.*
+import b.*
+
+class Y : <!OVERLOAD_RESOLUTION_AMBIGUITY!>X<!>

compiler/testData/diagnostics/tests/imports/AllUnderImportsAmbiguity.kt

@@ -1,4 +1,3 @@
-// FIR_IDENTICAL
 // FILE: a.kt
 package a
 

compiler/testData/diagnostics/tests/imports/ExplicitImportsAmbiguity.fir.kt

@@ -0,0 +1,17 @@
+// FILE: a.kt
+package a
+
+class X
+
+// FILE: b.kt
+package b
+
+class X
+
+// FILE: c.kt
+package c
+
+import a.<!CONFLICTING_IMPORT!>X<!>
+import b.<!CONFLICTING_IMPORT!>X<!>
+
+class Y : <!OVERLOAD_RESOLUTION_AMBIGUITY!>X<!>

compiler/testData/diagnostics/tests/imports/ExplicitImportsAmbiguity.kt

@@ -1,4 +1,3 @@
-// FIR_IDENTICAL
 // FILE: a.kt
 package a
 

compiler/testData/diagnostics/tests/imports/NestedClassClash.fir.kt

@@ -0,0 +1,31 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+// FILE: a.kt
+package a
+
+class A {
+    class B
+}
+
+// FILE: b.kt
+package a
+
+class D {
+    class B
+}
+
+// FILE: c.kt
+import a.A.<!CONFLICTING_IMPORT!>B<!>
+import a.D.<!CONFLICTING_IMPORT!>B<!>
+
+fun test(b: <!OVERLOAD_RESOLUTION_AMBIGUITY!>B<!>) {
+    <!UNRESOLVED_REFERENCE!>B<!>()
+}
+
+// FILE: d.kt
+import a.A.*
+import a.D.*
+
+// todo ambiguvity here
+fun test2(b: <!OVERLOAD_RESOLUTION_AMBIGUITY!>B<!>) {
+    <!UNRESOLVED_REFERENCE!>B<!>()
+}

compiler/testData/diagnostics/tests/imports/NestedClassClash.kt

@@ -1,4 +1,3 @@
-// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER
 // FILE: a.kt
 package a

compiler/testData/diagnostics/tests/javac/imports/AllUnderImportsAmbiguity.fir.kt

@@ -24,4 +24,4 @@ package c
 import a.*
 import b.*
 
-fun test(): <!UNRESOLVED_REFERENCE!>x<!> = d().x()
+fun test(): <!OVERLOAD_RESOLUTION_AMBIGUITY!>x<!> = d().x()

compiler/testData/diagnostics/tests/multimodule/hiddenClass/deprecatedHiddenMultipleClasses.fir.kt

@@ -28,7 +28,7 @@ import p1.*
 import <!DEPRECATION_ERROR!>p2.A<!>
 import p3.*
 
-<!CONFLICTING_OVERLOADS!>fun test(a: <!UNRESOLVED_REFERENCE!>A<!>)<!> {
+fun test(a: <!NONE_APPLICABLE!>A<!>) {
     a.<!UNRESOLVED_REFERENCE!>v1<!>
     a.<!UNRESOLVED_REFERENCE!>v2<!>
     a.<!UNRESOLVED_REFERENCE!>v3<!>
@@ -39,7 +39,7 @@ import p1.*
 import p2.*
 import p3.*
 
-<!CONFLICTING_OVERLOADS!>fun test(a: <!UNRESOLVED_REFERENCE!>A<!>)<!> {
+fun test(a: <!NONE_APPLICABLE!>A<!>) {
     a.<!UNRESOLVED_REFERENCE!>v1<!>
     a.<!UNRESOLVED_REFERENCE!>v2<!>
     a.<!UNRESOLVED_REFERENCE!>v3<!>

compiler/testData/diagnostics/tests/multimodule/hiddenClass/sinceKotlinImportPriority.fir.kt

@@ -23,7 +23,7 @@ class A {
 import p1.*
 import p2.*
 
-fun test(a: <!UNRESOLVED_REFERENCE!>A<!>) {
+fun test(a: <!OVERLOAD_RESOLUTION_AMBIGUITY!>A<!>) {
     a.<!UNRESOLVED_REFERENCE!>m1<!>()
     a.<!UNRESOLVED_REFERENCE!>m2<!>()
 }

compiler/testData/diagnostics/tests/multimodule/hiddenClass/sinceKotlinMultipleClasses.fir.kt

@@ -40,7 +40,7 @@ import p1.*
 import p2.*
 import p3.*
 
-fun test(a: <!UNRESOLVED_REFERENCE!>A<!>) {
+fun test(a: <!OVERLOAD_RESOLUTION_AMBIGUITY!>A<!>) {
     a.<!UNRESOLVED_REFERENCE!>v1<!>
     a.<!UNRESOLVED_REFERENCE!>v2<!>
     a.<!UNRESOLVED_REFERENCE!>v3<!>

compiler/testData/diagnostics/tests/redeclarations/RedeclaredTypeParameters.fir.kt

@@ -2,5 +2,5 @@ fun <<!REDECLARATION!>T<!>, <!REDECLARATION!>T<!>> Pair() {}
 
 class P<<!REDECLARATION!>T<!>, <!REDECLARATION!>T<!>> {}
 
-val <<!REDECLARATION, TYPE_PARAMETER_OF_PROPERTY_NOT_USED_IN_RECEIVER!>T<!>, <!REDECLARATION, TYPE_PARAMETER_OF_PROPERTY_NOT_USED_IN_RECEIVER!>T<!>> <!UNRESOLVED_REFERENCE!>T<!>.foo : Int
+val <<!REDECLARATION, TYPE_PARAMETER_OF_PROPERTY_NOT_USED_IN_RECEIVER!>T<!>, <!REDECLARATION, TYPE_PARAMETER_OF_PROPERTY_NOT_USED_IN_RECEIVER!>T<!>> <!OVERLOAD_RESOLUTION_AMBIGUITY!>T<!>.foo : Int
     get() = 1