[#mp_units-utility-operator_plus-0e0]
= xref:mp_units.adoc[mp_units]::xref:mp_units/utility.adoc[utility]::operator+
:relfileprefix: ../../
:mrdocs:

Addition operator

== Synopsis

Declared in `<mp‐units/utility/safe_int.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[nodiscard]]
constexpr
xref:mp_units/utility/safe_int-07.adoc[safe_int<detail::integral_op_result_t<T, U>, ErrorPolicy>]
operator+(
    xref:mp_units/utility/safe_int-07.adoc[safe_int] lhs,
    U rhs);
----

== Return Value

Wraps an integral type with overflow detection.

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====
== Parameters

[cols="1,4"]
|===
| Name| Description
| *lhs*
| The left operand
| *rhs*
| The right operand
|===


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