Quote: argument matching rules for C++: exact match, integral promotions, standard conversions, user-defined conversions, parameter ellipsis; must be unique at a level

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[The simplified argument matching rules for C++ are] [1] Exact match; that is, match using … function, and T to 'const T'). [2] Match using integral promotions [e.g., short to int and float to double]. … [3] Match using standard conversions [e.g., int to double]. … [4] Match using user-defined conversions … [5] Match using the ellipsis … in a function declaration. If two matches are …   Google-1   Google-2

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