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ICU-12572 Fixing undefined behavior in NullableValue assignment operator.

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X-SVN-Rev: 41318
This commit is contained in:
Shane Carr 2018-05-03 09:26:15 +00:00
parent f1e1a5c3f4
commit 23bacf40c8
1 changed files with 7 additions and 1 deletions
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8
icu4c/source/i18n/number_types.h
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@ -246,7 +246,13 @@ class U_I18N_API NullableValue {
fNull = false;
}
NullableValue<T>& operator=(const NullableValue<T>& other) = default;
NullableValue<T>& operator=(const NullableValue<T>& other) {
fNull = other.fNull;
if (!fNull) {
fValue = other.fValue;
}
return *this;
}
NullableValue<T>& operator=(const T& other) {
fValue = other;