diff options
Diffstat (limited to 'tvix/eval/src/vm/mod.rs')
| -rw-r--r-- | tvix/eval/src/vm/mod.rs | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/tvix/eval/src/vm/mod.rs b/tvix/eval/src/vm/mod.rs index 0fb1f9cd8cc9..13158619c69b 100644 --- a/tvix/eval/src/vm/mod.rs +++ b/tvix/eval/src/vm/mod.rs @@ -1190,6 +1190,7 @@ pub fn run_lambda( observer: &mut dyn RuntimeObserver, globals: Rc<GlobalsMap>, lambda: Rc<Lambda>, + strict: bool, ) -> EvalResult<RuntimeResult> { // Retain the top-level span of the expression in this lambda, as // synthetic "calls" in deep_force will otherwise not have a span @@ -1207,9 +1208,11 @@ pub fn run_lambda( root_span.into(), ); - // Synthesise a frame that will instruct the VM to deep-force the final - // value before returning it. - vm.enqueue_generator("final_deep_force", root_span.into(), final_deep_force); + // When evaluating strictly, synthesise a frame that will instruct + // the VM to deep-force the final value before returning it. + if strict { + vm.enqueue_generator("final_deep_force", root_span.into(), final_deep_force); + } vm.frames.push(Frame::CallFrame { span: root_span.into(), |