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fix accessing fields other than the first in packed structs

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This commit is contained in:
Oliver Schneider 2017-01-31 10:51:19 +01:00
parent 148c6de507
commit d3e9e51d67
1 changed files with 3 additions and 2 deletions
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5
src/lvalue.rs
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@ -208,12 +208,13 @@ impl<'a, 'tcx> EvalContext<'a, 'tcx> {
_ => bug!("field access on non-product type: {:?}", base_layout),
};
let ptr = base_ptr.offset(offset.bytes());
if packed {
let size = self.type_size(field_ty)?.expect("packed struct must be sized");
self.memory.mark_packed(base_ptr, size);
self.memory.mark_packed(ptr, size);
}
let ptr = base_ptr.offset(offset.bytes());
let extra = if self.type_is_sized(field_ty) {
LvalueExtra::None
} else {