FIR: fix a bunch of issues after DiagnosticsReporter refactoring related to reporting diagnostic on null source

compiler/testData/codegen/box/defaultArguments/useNextParamInLambda.kt

@@ -1,6 +1,8 @@
 // IGNORE_BACKEND: JS, JS_IR, NATIVE, WASM
 // IGNORE_BACKEND: JS_IR_ES6
+// IGNORE_BACKEND_K2: JVM_IR
 // WASM_MUTE_REASON: IGNORED_IN_JS
+// FIR status: don't support legacy feature. UNINITIALIZED_PARAMETER y. See KT-49800
 
 fun f(
     f1: () -> String = { f2() },

compiler/testData/diagnostics/tests/controlFlowAnalysis/accessValueParameterInDefaultValue_after.fir.kt

@@ -14,7 +14,7 @@ fun test_2(
 ) {}
 
 fun test_3(
-    x: () -> Any = { y() to <!UNINITIALIZED_PARAMETER!>y<!>.invoke() }, // Error
+    x: () -> Any = { <!UNINITIALIZED_PARAMETER!>y<!>() to <!UNINITIALIZED_PARAMETER!>y<!>.invoke() }, // Error
     y: () -> String = { "OK" }
 ) {}
 

compiler/testData/diagnostics/tests/controlFlowAnalysis/accessValueParameterInDefaultValue_before.fir.kt

@@ -14,7 +14,7 @@ fun test_2(
 ) {}
 
 fun test_3(
-    x: () -> Any = { y() to <!UNINITIALIZED_PARAMETER!>y<!>.invoke() }, // Error
+    x: () -> Any = { <!UNINITIALIZED_PARAMETER!>y<!>() to <!UNINITIALIZED_PARAMETER!>y<!>.invoke() }, // Error
     y: () -> String = { "OK" }
 ) {}
 

compiler/testData/diagnostics/testsWithStdLib/experimental/implicitUsages.fir.kt

@@ -85,7 +85,7 @@ object O {
     operator fun provideDelegate(x: Any?, y: Any?): C = C()
 }
 
-val x: String by <!OPT_IN_USAGE_ERROR!>O<!>
+val x: String by <!OPT_IN_USAGE_ERROR, OPT_IN_USAGE_ERROR!>O<!>
 
 @Marker
 class OperatorContainer : Comparable<OperatorContainer> {
@@ -122,4 +122,4 @@ fun operatorContainerUsage(s: String, a: AnotherContainer) {
     val res2 = <!OPT_IN_USAGE_ERROR!>s<!>()
     val res3 = <!OPT_IN_USAGE_ERROR!>res1<!> <!OPT_IN_USAGE_ERROR!>><!> <!OPT_IN_USAGE_ERROR!>res2<!>
     <!OPT_IN_USAGE_ERROR, OPT_IN_USAGE_ERROR, OPT_IN_USAGE_ERROR, OPT_IN_USAGE_ERROR, OPT_IN_USAGE_ERROR!>for (c in a) {}<!>
-}
+}

compiler/testData/diagnostics/testsWithStdLib/experimental/implicitUsagesFuture.fir.kt

@@ -85,7 +85,7 @@ object O {
     operator fun provideDelegate(x: Any?, y: Any?): C = C()
 }
 
-val x: String by <!OPT_IN_USAGE_ERROR!>O<!>
+val x: String by <!OPT_IN_USAGE_ERROR, OPT_IN_USAGE_ERROR!>O<!>
 
 @Marker
 class OperatorContainer : Comparable<OperatorContainer> {

compiler/testData/ir/irText/declarations/parameters/useNextParamInLambda.kt

@@ -1,3 +1,6 @@
+// IGNORE_BACKEND_K2: ANY
+// accessing uninitialized parameter is illegal in FIR
+
 fun f(
     f1: () -> String = { f2() },
     f2: () -> String = { "FAIL" }