[Wasm] Keep error message for the IAE exception

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

@@ -515,12 +515,12 @@ val wasmPhases = NamedCompilerPhase(
             addContinuationToNonLocalSuspendFunctionsLoweringPhase then
             addContinuationToFunctionCallsLoweringPhase then
 
-            stringConstructorLowering then
             tryCatchCanonicalization then
             returnableBlockLoweringPhase then
 
             forLoopsLoweringPhase then
             propertyAccessorInlinerLoweringPhase then
+            stringConstructorLowering then
 
             defaultArgumentStubGeneratorPhase then
             defaultArgumentPatchOverridesPhase then

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

@@ -103,7 +103,9 @@ class BuiltInsLowering(val context: WasmBackendContext) : FileLoweringPass {
                 return builder.irCall(symbols.throwNoBranchMatchedException, irBuiltins.nothingType)
 
             irBuiltins.illegalArgumentExceptionSymbol ->
-                return builder.irCall(symbols.throwIAE, irBuiltins.nothingType)
+                return builder.irCall(symbols.throwIAE, irBuiltins.nothingType, 1).apply {
+                    putValueArgument(0, call.getValueArgument(0)!!)
+                }
 
             irBuiltins.dataClassArrayMemberHashCodeSymbol -> {
                 // TODO: Implement

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

@@ -17,8 +17,8 @@ internal fun THROW_ISE(): Nothing {
     throw IllegalStateException()
 }
 
-internal fun THROW_IAE(): Nothing {
+internal fun THROW_IAE(message: String): Nothing {
-    throw IllegalArgumentException()
+    throw IllegalArgumentException(message)
 }
 
 internal fun throwNoBranchMatchedException(): Nothing {