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rustc: Pointer cast when crossing a box boundary for statically-sized elements in trans_index()

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Patrick Walton 2011-04-07 18:00:29 -07:00
parent 009e01dbe7
commit f28a9d8f52
1 changed files with 4 additions and 0 deletions
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4
src/comp/middle/trans.rs
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@ -3892,6 +3892,10 @@ fn trans_index(@block_ctxt cx, &ast.span sp, @ast.expr base,
elt = next_cx.build.GEP(body, vec(C_int(0), scaled_ix));
} else {
elt = next_cx.build.GEP(body, vec(C_int(0), ix_val));
// We're crossing a box boundary here, so we may need to pointer cast.
auto llunitty = type_of(next_cx.fcx.ccx, unit_ty);
elt = next_cx.build.PointerCast(elt, T_ptr(llunitty));
}
ret lval_mem(next_cx, elt);