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[Unity] Improved error message in ExprMutator::ReEmitBinding #16307

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merged 2 commits into from
Jan 8, 2024
Merged

[Unity] Improved error message in ExprMutator::ReEmitBinding #16307

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[Unity] Improved error message in ExprMutator::ReEmitBinding
Lunderberg Dec 11, 2023
12864c7
Merge branch 'unity' into unity_improved_wording_re_emit_binding_erro…
Lunderberg Jan 2, 2024
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10 changes: 9 additions & 1 deletion src/relax/ir/expr_functor.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -670,7 +670,15 @@ void ExprMutator::ReEmitBinding(const VarBindingNode* binding, Expr new_value) {
return;
}

Var temp = WithStructInfo(new_var, GetStructInfo(new_value));
auto new_sinfo = new_value->struct_info_.as<StructInfo>();

ICHECK(new_sinfo)
<< "InternalError: "
<< "In binding of variable " << binding->var << ", the value " << new_value
<< " does not have StructInfo. "
<< "This typically occurs when ReEmitBinding is called without first calling Normalize.";

Var temp = WithStructInfo(new_var, new_sinfo.value());
if (!temp.same_as(new_var)) {
new_var = temp;
}
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