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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
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tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/ada/acats/tests/cxg/cxg1002.a
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+-- CXG1002.A
+--
+-- Grant of Unlimited Rights
+--
+-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
+-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
+-- unlimited rights in the software and documentation contained herein.
+-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
+-- this public release, the Government intends to confer upon all
+-- recipients unlimited rights equal to those held by the Government.
+-- These rights include rights to use, duplicate, release or disclose the
+-- released technical data and computer software in whole or in part, in
+-- any manner and for any purpose whatsoever, and to have or permit others
+-- to do so.
+--
+-- DISCLAIMER
+--
+-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
+-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
+-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
+-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
+-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
+-- PARTICULAR PURPOSE OF SAID MATERIAL.
+--*
+--
+-- OBJECTIVE:
+-- Check that the subprograms defined in the package
+-- Ada.Numerics.Generic_Complex_Types provide the prescribed results.
+-- Specifically, check the various versions of functions "+" and "-".
+--
+-- TEST DESCRIPTION:
+-- This test checks that the subprograms "+" and "-" defined in the
+-- Generic_Complex_Types package provide the results prescribed for the
+-- evaluation of these complex arithmetic operations. The functions
+-- Re and Im are used to extract the appropriate component of the
+-- complex result, in order that the prescribed result component can be
+-- verified.
+-- The generic package is instantiated with a real type (new Float),
+-- and the results produced by the specified subprograms are verified.
+--
+-- SPECIAL REQUIREMENTS:
+-- This test can be run in either "relaxed" or "strict" mode.
+--
+--
+-- CHANGE HISTORY:
+-- 06 Dec 94 SAIC ACVC 2.0
+--
+--!
+
+with Ada.Numerics.Generic_Complex_Types;
+with Report;
+
+procedure CXG1002 is
+
+begin
+
+ Report.Test ("CXG1002", "Check that the subprograms defined in " &
+ "the package Ada.Numerics.Generic_Complex_Types " &
+ "provide the prescribed results");
+
+ Test_Block:
+ declare
+
+ type Real_Type is new Float;
+
+ package Complex_Pack is new
+ Ada.Numerics.Generic_Complex_Types(Real_Type);
+ use Complex_Pack;
+
+ -- Declare a zero valued complex number using the record
+ -- aggregate approach.
+
+ Complex_Zero : constant Complex_Pack.Complex := (0.0, 0.0);
+
+ TC_Complex,
+ TC_Complex_Right,
+ TC_Complex_Left : Complex_Pack.Complex := Complex_Zero;
+
+ TC_Real : Real_Type := 0.0;
+
+ TC_Imaginary : Complex_Pack.Imaginary;
+
+ begin
+
+
+ -- Check that the imaginary component of the result of a binary addition
+ -- operator that yields a result of complex type is exact when either
+ -- of its operands is of pure-real type.
+
+ TC_Complex := Compose_From_Cartesian(2.0, 3.0);
+ TC_Real := 3.0;
+
+ if Im("+"(Left => TC_Complex, Right => TC_Real)) /= 3.0 or
+ Im("+"(TC_Complex, 6.0)) /= 3.0 or
+ Im(TC_Complex + TC_Real) /= 3.0 or
+ Im(TC_Complex + 5.0) /= 3.0 or
+ Im((7.0, 2.0) + 1.0) /= 2.0 or
+ Im((7.0, 5.0) + (-2.0)) /= 5.0 or
+ Im((-7.0, -2.0) + 1.0) /= -2.0 or
+ Im((-7.0, -3.0) + (-3.0)) /= -3.0
+ then
+ Report.Failed("Incorrect results from Function ""+"" with " &
+ "one Complex and one Real argument - 1");
+ end if;
+
+ if Im("+"(Left => TC_Real, Right => TC_Complex)) /= 3.0 or
+ Im("+"(4.0, TC_Complex)) /= 3.0 or
+ Im(TC_Real + TC_Complex) /= 3.0 or
+ Im(9.0 + TC_Complex) /= 3.0 or
+ Im(1.0 + (7.0, -9.0)) /= -9.0 or
+ Im((-2.0) + (7.0, 2.0)) /= 2.0 or
+ Im(1.0 + (-7.0, -5.0)) /= -5.0 or
+ Im((-3.0) + (-7.0, 16.0)) /= 16.0
+ then
+ Report.Failed("Incorrect results from Function ""+"" with " &
+ "one Complex and one Real argument - 2");
+ end if;
+
+
+ -- Check that the imaginary component of the result of a binary
+ -- subtraction operator that yields a result of complex type is exact
+ -- when its right operand is of pure-real type.
+
+ TC_Complex := (8.0, -4.0);
+ TC_Real := 2.0;
+
+ if Im("-"(Left => TC_Complex, Right => TC_Real)) /= -4.0 or
+ Im("-"(TC_Complex, 5.0)) /= -4.0 or
+ Im(TC_Complex - TC_Real) /= -4.0 or
+ Im(TC_Complex - 4.0) /= -4.0 or
+ Im((6.0, 5.0) - 1.0) /= 5.0 or
+ Im((6.0, 13.0) - 7.0) /= 13.0 or
+ Im((-5.0, 3.0) - (2.0)) /= 3.0 or
+ Im((-5.0, -6.0) - (-3.0)) /= -6.0
+ then
+ Report.Failed("Incorrect results from Function ""-"" with " &
+ "one Complex and one Real argument");
+ end if;
+
+
+ -- Check that the real component of the result of a binary addition
+ -- operator that yields a result of complex type is exact when either
+ -- of its operands is of pure-imaginary type.
+
+ TC_Complex := (5.0, 0.0);
+
+ if Re("+"(Left => TC_Complex, Right => i)) /= 5.0 or
+ Re("+"(Complex_Pack.j, TC_Complex)) /= 5.0 or
+ Re((-8.0, 5.0) + ( 2.0*i)) /= -8.0 or
+ Re((2.0, 5.0) + (-2.0*i)) /= 2.0 or
+ Re((-20.0, -5.0) + ( 3.0*i)) /= -20.0 or
+ Re((6.0, -5.0) + (-3.0*i)) /= 6.0
+ then
+ Report.Failed("Incorrect results from Function ""+"" with " &
+ "one Complex and one Imaginary argument");
+ end if;
+
+
+ -- Check that the real component of the result of a binary
+ -- subtraction operator that yields a result of complex type is exact
+ -- when its right operand is of pure-imaginary type.
+
+ TC_Complex := TC_Complex + i; -- Should produce (5.0, 1.0)
+
+ if Re("-"(TC_Complex, i)) /= 5.0 or
+ Re((-4.0, 4.0) - ( 2.0*i)) /= -4.0 or
+ Re((9.0, 4.0) - ( 5.0*i)) /= 9.0 or
+ Re((16.0, -5.0) - ( 3.0*i)) /= 16.0 or
+ Re((-3.0, -5.0) - (-4.0*i)) /= -3.0
+ then
+ Report.Failed("Incorrect results from Function ""-"" with " &
+ "one Complex and one Imaginary argument");
+ end if;
+
+
+ -- Check that the result of a binary addition operation is exact when
+ -- one of its operands is of real type and the other is of
+ -- pure-imaginary type; the operator is analogous to the
+ -- Compose_From_Cartesian function; it performs no arithmetic.
+
+ TC_Complex := Complex_Pack."+"(5.0, Complex_Pack.i);
+
+ if TC_Complex /= (5.0, 1.0) or
+ (4.0 + i) /= (4.0, 1.0) or
+ "+"(Left => j, Right => 3.0) /= (3.0, 1.0)
+ then
+ Report.Failed("Incorrect results from Function ""+"" with " &
+ "one Real and one Imaginary argument");
+ end if;
+
+
+ exception
+ when others => Report.Failed ("Exception raised in Test_Block");
+ end Test_Block;
+
+ Report.Result;
+
+end CXG1002;