remove experimental bigint v8 flags (#2076)

Author: MaxGraey

.github/workflows/test.yml

@@ -123,7 +123,7 @@ jobs:
       run: npm run clean
     - name: Test experimental features
       env:
-        ASC_FEATURES: mutable-globals,threads,reference-types,bigint-integration,gc
+        ASC_FEATURES: threads,reference-types,bigint-integration,gc
       run: |
         npm run test:compiler rt/flags features/js-bigint-integration features/reference-types features/threads std-wasi/process std-wasi/crypto
   test-runtimes:

tests/compiler.js

@@ -342,15 +342,13 @@ function runTest(basename) {
         }
         let rtracedBuffer = stdout.toBuffer();
         const instantiateRtrace = section("instantiate rtrace");
-        v8.setFlagsFromString("--experimental-wasm-bigint");
         if (!testInstantiate(basename, rtracedBuffer, glue, stderr, config.asc_wasi)) {
           failed = true;
           failedTests.add(basename);
           instantiateRtrace.end(FAILURE);
         } else {
           instantiateRtrace.end(SUCCESS);
         }
-        v8.setFlagsFromString("--no-experimental-wasm-bigint");
       });
     });
     if (failed) return 1;

tests/features.json

@@ -1,6 +1,8 @@
 {
   "mutable-globals": {
   },
+  "bigint-integration": {
+  },
   "nontrapping-f2i": {
     "asc_flags": [
       "--enable nontrapping-f2i"
@@ -40,11 +42,6 @@
       "--experimental-wasm-gc"
     ]
   },
-  "bigint-integration": {
-    "v8_flags": [
-      "--experimental-wasm-bigint"
-    ]
-  },
   "exception-handling": {
     "asc_flags": [
       "--enable exception-handling"