scope:

This International Standard specifies the form and meaning of programs written in Ada. Its purpose is to promote the portability of Ada programs to a variety of data processing systems.

Extent

This International Standard specifies:

• The form of a program written in Ada; 

• The effect of translating and executing such a program;

• The manner in which program units may be combined to ferm Ada programs;

• The language-defmed library units that a conforming implementation is required to supply;

• The permissible variations within the Standard, and the manner in which they are to be documented;

• These violations of the Standard that a conforming implementation is required to detect, and the effect of attempting to translate or execute a program containing such violations; 

• Those violations of the Standard that a conforming implementation is not required to detect.