deminout: Don't demote inouts with unused bits
Signed-off-by: David Shah <dave@ds0.me>
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@@ -121,8 +121,7 @@ struct DeminoutPass : public Pass {
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goto tribuf_bit;
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} else {
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tribuf_bit:
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if (bits_used.count(bit))
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new_input = true;
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new_input = true;
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}
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}
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