[FIR] KT-54220: Don't crash on unsigned integers when no stdlib present

^KT-54220 Fixed

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/diagnostics/KtFirDataClassConverters.kt

@@ -203,6 +203,12 @@ internal val KT_DIAGNOSTIC_CONVERTER = KtDiagnosticConverterBuilder.buildConvert
             token,
         )
     }
+    add(FirErrors.UNSIGNED_LITERAL_WITHOUT_DECLARATIONS_ON_CLASSPATH) { firDiagnostic ->
+        UnsignedLiteralWithoutDeclarationsOnClasspathImpl(
+            firDiagnostic as KtPsiDiagnostic,
+            token,
+        )
+    }
     add(FirErrors.DIVISION_BY_ZERO) { firDiagnostic ->
         DivisionByZeroImpl(
             firDiagnostic as KtPsiDiagnostic,

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/diagnostics/KtFirDiagnostics.kt

@@ -179,6 +179,10 @@ sealed class KtFirDiagnostic<PSI : PsiElement> : KtDiagnosticWithPsi<PSI> {
         override val diagnosticClass get() = WrongLongSuffix::class
     }
 
+    abstract class UnsignedLiteralWithoutDeclarationsOnClasspath : KtFirDiagnostic<KtElement>() {
+        override val diagnosticClass get() = UnsignedLiteralWithoutDeclarationsOnClasspath::class
+    }
+
     abstract class DivisionByZero : KtFirDiagnostic<KtExpression>() {
         override val diagnosticClass get() = DivisionByZero::class
     }

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/diagnostics/KtFirDiagnosticsImpl.kt

@@ -201,6 +201,11 @@ internal class WrongLongSuffixImpl(
     override val token: KtLifetimeToken,
 ) : KtFirDiagnostic.WrongLongSuffix(), KtAbstractFirDiagnostic<KtElement>
 
+internal class UnsignedLiteralWithoutDeclarationsOnClasspathImpl(
+    override val firDiagnostic: KtPsiDiagnostic,
+    override val token: KtLifetimeToken,
+) : KtFirDiagnostic.UnsignedLiteralWithoutDeclarationsOnClasspath(), KtAbstractFirDiagnostic<KtElement>
+
 internal class DivisionByZeroImpl(
     override val firDiagnostic: KtPsiDiagnostic,
     override val token: KtLifetimeToken,

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/evaluate/FirCompileTimeConstantEvaluator.kt

@@ -368,6 +368,7 @@ internal object FirCompileTimeConstantEvaluator {
             ConstantValueKind.UnsignedShort -> value.toLong().toUShort()
             ConstantValueKind.UnsignedInt -> value.toLong().toUInt()
             ConstantValueKind.UnsignedLong -> value.toLong().toULong()
+            ConstantValueKind.UnsignedIntegerLiteral -> value.toLong().toULong()
             else -> null
         }
     }