By Tucker S. Taft, Robert A. Duff, Randall L. Brukardt, Erhard Ploedereder
ISO (the foreign association for Standardization) and IEC (the overseas Electrotechnical 1 fee) shape the really expert procedure for around the world standardization. nationwide our bodies which are participants of ISO or IEC perform the advance of foreign criteria via technical committees verified via the respective association to accommodate specific fields of technical task. ISO and IEC technical committees collaborate in fields of mutual curiosity. different overseas agencies, governmental and non-governmental, in liaison with ISO and IEC, additionally participate in the paintings. 2 within the box of knowledge expertise, ISO and IEC have proven a joint technical committee, ISO/IEC JTC 1. Draft foreign criteria followed via the joint technical committee are circulated to nationwide our bodies for balloting. e-book as a world commonplace calls for approval by way of at the very least seventy five % of the nationwide our bodies casting a vote. overseas general ISO/IEC 8652 was once ready by means of Joint Technical Committee ISO/IEC JTC 1, three details know-how. This moment version cancels and replaces the 1st version (ISO 8652:1987), of which it constitutes a four technical revision. Annexes A to J shape an essential component of this overseas typical. Annexes okay to P are for info five purely. xi 15 June 2001 Foreword ISO/IEC 8652:1995(E) with COR.1:2000 — Ada Reference handbook advent 1 this can be the Ada Reference Manual.
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Example text
Most declarations associate an identifier with a declared entity. 3). 6). The declaration is said to declare the name, the view, and in most cases, the entity itself. 1). 9 S. Tucker Taft et al. ): Consolidated Ada Reference Manual, LNCS 2219, pp. 19−76, 2001. Copyright 1992, 1993, 1994, 1995 Intermetrics, Inc. Copyright 2000 The MITRE Corporation, Inc. 1:2000 — Ada Reference Manual 10 The syntax rules use the terms defining_identifier, defining_character_literal, and defining_operator_symbol for the defining occurrence of a name; these are collectively called defining names.
For an array, task, or protected object, the object_declaration may include the definition of the (anonymous) type of the object. Syntax 2 3 object_declaration ::= defining_identifier_list : [aliased] [constant] subtype_indication [:= expression]; | defining_identifier_list : [aliased] [constant] array_type_definition [:= expression]; | single_task_declaration | single_protected_declaration defining_identifier_list ::= defining_identifier {, defining_identifier} Name Resolution Rules 4 For an object_declaration with an expression following the compound delimiter :=, the type expected for the expression is that of the object.
7, ‘‘Discriminants’’). The remainder of the type_declaration defines the remaining characteristics of (the view of) the type. 7 A type defined by a type_declaration is a named type; such a type has one or more nameable subtypes. Certain other forms of declaration also include type definitions as part of the declaration for an object (including a parameter or a discriminant). The type defined by such a declaration is anonymous — it has no nameable subtypes. For explanatory purposes, this International Standard sometimes refers to an anonymous type by a pseudo-name, written in italics, and uses such pseudo-names at places where the syntax normally requires an identifier.