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tighten deallocate truncation of stack (#1686)

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This commit is contained in:
Mark Thom
2023-01-12 23:46:57 -07:00
parent 84583da5b8
commit 3a4aa2a541
1 changed files with 5 additions and 2 deletions
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7
src/machine/machine_state_impl.rs
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@@ -2784,8 +2784,11 @@ impl MachineState {
self.cp = frame.prelude.cp; self.cp = frame.prelude.cp;
self.e = frame.prelude.e; self.e = frame.prelude.e;
if e > self.b { if self.e > self.b {
self.stack.truncate(e); let frame = self.stack.index_and_frame(self.e);
let size = AndFrame::size_of(frame.prelude.univ_prelude.num_cells);
self.stack.truncate(self.e + size);
} }
self.p += 1; self.p += 1;