Method mark_impure

compiler/src/modules/vm/builtins/mod.rs:56–60

(&mut self)

impl<'a> VM<'a> {
    #[inline]
    pub(in crate::modules::vm) fn mark_impure(&mut self) {
        if let Some(top) = self.observed_impure.last_mut() {
            *top = true;
        }
    }
}