codegen: do not funcRef for func var decl/iife

some small test262 regressions but mostly false positives so it is worth it

test262: 42.48% (-0.05) | 🧪 48414 | 🤠 20568 (-23) | ❌ 6350 (-31) | 💀 15243 (+4) | 🏗️ 115 (+51) | 💥 296 | ⏰ 28 | 📝 5814 (-1)

compiler/codegen.js

@@ -1922,7 +1922,7 @@ const generateCall = (scope, decl, _global, _name, unusedValue = false) => {
 
   // opt: virtualize iifes
   if (isFuncType(decl.callee.type)) {
-    const [ func ] = generateFunc(scope, decl.callee);
+    const [ func ] = generateFunc(scope, decl.callee, true);
     name = func.name;
   }
 
@@ -2999,7 +2999,7 @@ const generateVarDstr = (scope, kind, pattern, init, defaultValue, global) => {
       // hack for let a = function () { ... }
       if (!init.id) {
         init.id = { name };
-        generateFunc(scope, init);
+        generateFunc(scope, init, true);
         return out;
       }
     }
@@ -5988,7 +5988,7 @@ const funcByIndex = idx => {
 };
 const funcByName = name => funcByIndex(funcIndex[name]);
 
-const generateFunc = (scope, decl) => {
+const generateFunc = (scope, decl, forceNoExpr = false) => {
   const name = decl.id ? decl.id.name : `#anonymous${uniqId()}`;
   if (decl.type.startsWith('Class')) {
     const out = generateClass(scope, {
@@ -6271,7 +6271,7 @@ const generateFunc = (scope, decl) => {
   // force generate all for precompile
   if (globalThis.precompile) func.generate();
 
-  const out = decl.type.endsWith('Expression') ? funcRef(func) : [];
+  const out = decl.type.endsWith('Expression') && !forceNoExpr ? funcRef(func) : [];
   astCache.set(decl, out);
   return [ func, out ];
 };

package.json

@@ -1,7 +1,7 @@
 {
   "name": "porffor",
   "description": "a basic experimental wip aot optimizing js -> wasm engine/compiler/runtime in js",
-  "version": "0.42.2+801066453",
+  "version": "0.42.3+c5814d029",
   "author": "CanadaHonk",
   "license": "MIT",
   "scripts": {},

runner/index.js

@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 import fs from 'node:fs';
-globalThis.version = '0.42.2+801066453';
+globalThis.version = '0.42.3+c5814d029';
 
 // deno compat
 if (typeof process === 'undefined' && typeof Deno !== 'undefined') {

test262/harness.js

@@ -35,6 +35,7 @@ var assert = mustBeTrue => {
 
   throw new Test262Error('assert failed');
 };
+assert; // idk why exactly but this fixes many tests by forcing indirect ref
 
 var __assert_throws = (expectedErrorConstructor, func) => {
   if (typeof func !== 'function') {