Attribute Old (GNAT Reference Manual) (original) (raw)
Next: Attribute Passed_By_Reference, Previous: Attribute Object_Size, Up: Implementation Defined Attributes [Contents][Index]
4.45 Attribute Old ¶
In addition to the usage of Old
defined in the Ada 2012 RM (usage within Post
aspect), GNAT also permits the use of this attribute in implementation defined pragmas Postcondition
,Contract_Cases
and Test_Case
. Also usages ofOld
which would be illegal according to the Ada 2012 RM definition are allowed under control of implementation defined pragma Unevaluated_Use_Of_Old
.