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Normalize argument types of template specialization. #894

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Normalize argument types of template specialization. #894

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12 changes: 9 additions & 3 deletions cc_bindings_from_rs/generate_bindings/generate_template_specialization.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -88,7 +88,9 @@ pub(crate) fn parse_rs_std_template_specialization<'tcx>(
match bridged_builtin {
BridgedBuiltin::Option => {
let arg_ty = FormattedTy::try_from_ty(
replace_all_regions_with_static(tcx, substs.type_at(0)),
replace_all_regions_with_static(tcx, tcx.normalize_erasing_regions(
ty::TypingEnv::fully_monomorphized(),
substs.type_at(0))),
TypeLocation::Other,
db
)?;
Expand Down Expand Up @@ -135,12 +137,16 @@ pub(crate) fn parse_rs_std_template_specialization<'tcx>(
}
BridgedBuiltin::Result => {
let ok_ty = FormattedTy::try_from_ty(
replace_all_regions_with_static(tcx, substs.type_at(0)),
replace_all_regions_with_static(tcx, tcx.normalize_erasing_regions(
ty::TypingEnv::fully_monomorphized(),
substs.type_at(0))),
TypeLocation::Other,
db
)?;
let err_ty = FormattedTy::try_from_ty(
replace_all_regions_with_static(tcx, substs.type_at(1)),
replace_all_regions_with_static(tcx, tcx.normalize_erasing_regions(
ty::TypingEnv::fully_monomorphized(),
substs.type_at(1))),
TypeLocation::Other,
db
)?;
Expand Down
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