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Fix valtree changes
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@ -725,8 +725,8 @@ fn field_of_struct<'tcx>(
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result: mir::ConstantKind<'tcx>,
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field: &Ident,
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) -> Option<mir::ConstantKind<'tcx>> {
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let dc = lcx.tcx.destructure_mir_constant(lcx.param_env, result);
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if let Some(dc_variant) = dc.variant
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if let Some(dc) = lcx.tcx.try_destructure_mir_constant(lcx.param_env.and(result))
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&& let Some(dc_variant) = dc.variant
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&& let Some(variant) = adt_def.variants().get(dc_variant)
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&& let Some(field_idx) = variant.fields.iter().position(|el| el.name == field.name)
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&& let Some(dc_field) = dc.fields.get(field_idx)
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