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VarAction2: Remove redundant and with 1 when value is already bool

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Jonathan G Rennison
2022-05-26 00:36:19 +01:00
parent 2f09eff404
commit 13cdef2a2d
1 changed files with 6 additions and 0 deletions
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6
src/newgrf.cpp
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@@ -5781,6 +5781,12 @@ static void NewSpriteGroup(ByteReader *buf)
inference = VA2AIF_SIGNED_NON_NEGATIVE | VA2AIF_ONE_OR_ZERO;
break;
}
if (prev_inference & VA2AIF_ONE_OR_ZERO) {
/* Current value is already one or zero, remove this */
group->adjusts.pop_back();
inference = prev_inference;
break;
}
}
if (adjust.and_mask <= 1) {
inference = VA2AIF_SIGNED_NON_NEGATIVE | VA2AIF_ONE_OR_ZERO;