ICU-13177 Check if the other NullableValue object is null before trying to use its...

X-SVN-Rev: 40594

diff --git a/icu4c/source/i18n/number_types.h b/icu4c/source/i18n/number_types.h
index ff863bb82f597303e63646e98d42e821f647a972..398c8ea60b35eba6555dab2137e9b4ea42958840 100644 (file)
--- a/icu4c/source/i18n/number_types.h
+++ b/icu4c/source/i18n/number_types.h
@@ -260,7 +260,7 @@ class U_I18N_API NullableValue {
 
     bool operator==(const NullableValue &other) const {
         // "fValue == other.fValue" returns UBool, not bool (causes compiler warnings)
-        return fNull ? other.fNull : static_cast<bool>(fValue == other.fValue);
+        return fNull ? other.fNull : (other.fNull ? false : static_cast<bool>(fValue == other.fValue));
     }
 
     void nullify() {