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Fix bug with unboxed refs #241

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Fix bug with unboxed refs #241

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5 changes: 4 additions & 1 deletion aeneas/src/ir/VariantSolver.v3
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,10 @@ def getScalarFromSet(s: Scalar.set) -> Scalar {
return Scalar.B32; // should be unreachable
}
def getTypeFromScalarSet(s: Scalar.set, usePacking: bool) -> Type {
for (i in s) return if(usePacking, IntRep.getType(i), i.ty);
for (i in s) {
if (i.tag >= Scalar.R32.tag) return AnyRef.TYPE;
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Checking the tag here is somewhat brittle; I think a match would be best here.

return if(usePacking, IntRep.getType(i), i.ty);
}
return null;
}

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