fix: only use maglev in DENO_FUTURE for now (#24485)

let it bake for a bit before enabling by default

Signed-off-by: snek <snek@deno.com>

1 files changed, 8 insertions, 4 deletions

diff --git a/cli/main.rs b/cli/main.rs
index f20ca17ff..3368a06fc 100644
--- a/cli/main.rs
+++ b/cli/main.rs
@@ -384,10 +384,14 @@ fn resolve_flags_and_init(
         // TODO(petamoriken): Need to check TypeScript `assert` keywords in deno_ast
         vec!["--no-harmony-import-assertions".to_string()]
       } else {
-        // If we're still in v1.X version we want to support import assertions.
-        // V8 12.6 unshipped the support by default, so force it by passing a
-        // flag.
-        vec!["--harmony-import-assertions".to_string()]
+        vec![
+          // If we're still in v1.X version we want to support import assertions.
+          // V8 12.6 unshipped the support by default, so force it by passing a
+          // flag.
+          "--harmony-import-assertions".to_string(),
+          // Verify with DENO_FUTURE for now.
+          "--no-maglev".to_string(),
+        ]
       }
     }
   };