diff options
| -rw-r--r-- | src/vm.rs | 10 |
1 files changed, 7 insertions, 3 deletions
@@ -259,9 +259,13 @@ impl VM { fn pop_twice(&mut self) -> (Value, Value) { let len = self.stack.len(); - let res = (self.stack[len-2].clone(), self.stack[len-1].clone()); - self.stack.truncate(len - 2); - res + // stack : { ... valueA valueB valueC } + // ^^^^^^ + // remove len-2 + // stack : { ... valueA valueC } + // ^^^^^^ + // remove len-2 again + (self.stack.remove(len-2), self.stack.remove(len-2)) } fn _peek_up(&self, amount: usize) -> Option<&Value> { |