Attribute Mechanism_Code (GNAT Reference Manual) (original) (raw)

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4.42 Attribute Mechanism_Code ¶

func'Mechanism_Code yields an integer code for the mechanism used for the result of function func, andsubprog'Mechanism_Code (n) yields the mechanism used for formal parameter number ‘n’ (a static integer value, with 1 meaning the first parameter) of subprogram subprog. The code returned is:

‘1’

by copy (value)

‘2’

by reference