[Wasm] Implement IrLinkageError end enable partial linker

KT-58088

compiler/cli/cli-js/src/org/jetbrains/kotlin/cli/js/K2JsIrCompiler.kt

@@ -795,7 +795,7 @@ class K2JsIrCompiler : CLICompiler<K2JSCompilerArguments>() {
             mode = arguments.partialLinkageMode,
             logLevel = arguments.partialLinkageLogLevel,
             compilerModeAllowsUsingPartialLinkage =
-                /* disabled for WASM for now */ !arguments.wasm && /* no PL when producing KLIB */ arguments.includes != null,
+            /* no PL when producing KLIB */ arguments.includes != null,
             onWarning = { messageCollector.report(WARNING, it) },
             onError = { messageCollector.report(ERROR, it) }
         )

compiler/ir/backend.wasm/src/org/jetbrains/kotlin/backend/wasm/WasmSymbols.kt

@@ -110,6 +110,8 @@ class WasmSymbols(
     override val returnIfSuspended =
         getInternalFunction("returnIfSuspended")
 
+    val throwLinkageError = getInternalFunction("throwLinkageError")
+
     val enumEntries = getIrClass(FqName.fromSegments(listOf("kotlin", "enums", "EnumEntries")))
     val createEnumEntries = findFunctions(enumsInternalPackage.memberScope, Name.identifier("enumEntries"))
         .find { it.valueParameters.firstOrNull()?.type?.isFunctionType == false }

compiler/ir/backend.wasm/src/org/jetbrains/kotlin/backend/wasm/lower/BuiltInsLowering.kt

@@ -43,6 +43,9 @@ class BuiltInsLowering(val context: WasmBackendContext) : FileLoweringPass {
         builder: DeclarationIrBuilder
     ): IrExpression {
         when (val symbol = call.symbol) {
+            irBuiltins.linkageErrorSymbol -> {
+                return irCall(call, context.wasmSymbols.throwLinkageError)
+            }
             irBuiltins.ieee754equalsFunByOperandType[irBuiltins.floatClass] -> {
                 if (call.getValueArgument(0)!!.type.isNullable() || call.getValueArgument(1)!!.type.isNullable()) {
                     return irCall(call, symbols.nullableFloatIeee754Equals)

libraries/stdlib/wasm/internal/kotlin/wasm/internal/LinkageError.kt

@@ -0,0 +1,12 @@
+/*
+ * Copyright 2010-2024 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package kotlin.wasm.internal
+
+internal class IrLinkageError(message: String?) : Error(message)
+
+internal fun throwLinkageError(message: String?): Nothing {
+    throw IrLinkageError(message)
+}