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/*
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Crown Copyright (c) 1997
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This TenDRA(r) Computer Program is subject to Copyright
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owned by the United Kingdom Secretary of State for Defence
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acting through the Defence Evaluation and Research Agency
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(DERA). It is made available to Recipients with a
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royalty-free licence for its use, reproduction, transfer
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to other parties and amendment for any purpose not excluding
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product development provided that any such use et cetera
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shall be deemed to be acceptance of the following conditions:-
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(1) Its Recipients shall ensure that this Notice is
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reproduced upon any copies or amended versions of it;
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(2) Any amended version of it shall be clearly marked to
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show both the nature of and the organisation responsible
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for the relevant amendment or amendments;
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(3) Its onward transfer from a recipient to another
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party shall be deemed to be that party's acceptance of
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these conditions;
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(4) DERA gives no warranty or assurance as to its
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quality or suitability for any purpose and DERA accepts
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no liability whatsoever in relation to any use to which
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it may be put.
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*/
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Iddec printf:proc;
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Iddec main:proc;
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Tokdec TRY :[EXP, NAT, EXP]EXP;
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Tokdec ~Set_signal_handler: []EXP;
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String passed = "passed\n";
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String failed = "failed\n";
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String s = "\n";
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String s8 = "\n\nInt8:\n\n";
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String u8 = "\n\nUInt8:\n\n";
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String s16 = "\n\nInt16:\n\n";
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String u16 = "\n\nUInt16:\n\n";
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String s32 = "\n\nInt32:\n\n";
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String u32 = "\n\nUInt32:\n\n";
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Tokdef Int8 = [] VARIETY var_width (true,8);
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Tokdef Int16 = [] VARIETY var_width (true,16);
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Tokdef Int32 = [] VARIETY var_width (true,32);
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Tokdef UInt8 = [] VARIETY var_width (false,8);
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Tokdef UInt16 = [] VARIETY var_width (false,16);
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Tokdef UInt32 = [] VARIETY var_width (false,32);
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Tokdef Check = [e:EXP, p:EXP, f:EXP] EXP
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{
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TRY[{e; printf [top] (f)},
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error_val(overflow),
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printf [top] (p)];
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};
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Proc main = top()
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Let p = make_null_ptr(alignment(Int))
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Let msize = env_size(main)
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Let tosize = msize .+.
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(offset_pad(alignment(Int),shape_offset(Int)) .* 100(Int))
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{
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/* Check Int8 */
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~Set_signal_handler;
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printf [top] (s8);
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Check [plus([overflow], 127(Int8), 1(Int8)), passed, failed];
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Check [plus([overflow], 127(Int8), -1(Int8)), failed, passed];
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Check [plus([overflow], -128(Int8), 1(Int8)), failed, passed];
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Check [plus([overflow], -128(Int8), -1(Int8)), passed, failed];
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Check [minus([overflow], 127(Int8), -1(Int8)), passed, failed];
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Check [minus([overflow], 127(Int8), 1(Int8)), failed, passed];
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Check [minus([overflow], -128(Int8), -1(Int8)), failed, passed];
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Check [minus([overflow], -128(Int8), 1(Int8)), passed, failed];
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Check [mult([overflow], -128(Int8), -1(Int8)), passed, failed];
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Check [mult([overflow], -127(Int8), -1(Int8)), failed, passed];
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Check [mult([overflow], 64(Int8), 2(Int8)), passed, failed];
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Check [mult([overflow], 63(Int8), 2(Int8)), failed, passed];
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Check [div2(impossible, [overflow], -128(Int8), -1(Int8)), passed, failed];
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Check [div2(impossible, [overflow], -127(Int8), -1(Int8)), failed, passed];
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Check [abs([overflow], -128(Int8)), passed, failed];
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Check [abs([overflow], -127(Int8)), failed, passed];
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Check [negate([overflow], -128(Int8)), passed, failed];
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Check [negate([overflow], -127(Int8)), failed, passed];
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/* Check UInt8 */
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printf [top] (u8);
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Check [plus([overflow], 255(UInt8), 1(UInt8)), passed, failed];
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Check [plus([overflow], 0(UInt8), 1(UInt8)), failed, passed];
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Check [minus([overflow], 0(UInt8), 1(UInt8)), passed, failed];
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Check [minus([overflow], 255(UInt8), 1(UInt8)), failed, passed];
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/* Check Int16 */
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printf [top] (s16);
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Check [plus([overflow], 32767(Int16), 1(Int16)), passed, failed];
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Check [plus([overflow], 32767(Int16), -1(Int16)), failed, passed];
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Check [plus([overflow], -32768(Int16), 1(Int16)), failed, passed];
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Check [plus([overflow], -32768(Int16), -1(Int16)), passed, failed];
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Check [minus([overflow], 32767(Int16), -1(Int16)), passed, failed];
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Check [minus([overflow], 32767(Int16), 1(Int16)), failed, passed];
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Check [minus([overflow], -32768(Int16), -1(Int16)), failed, passed];
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Check [minus([overflow], -32768(Int16), 1(Int16)), passed, failed];
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Check [mult([overflow], -32768(Int16), -1(Int16)), passed, failed];
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Check [mult([overflow], -32767(Int16), -1(Int16)), failed, passed];
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Check [mult([overflow], 16384(Int16), 2(Int16)), passed, failed];
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Check [mult([overflow], 16383(Int16), 2(Int16)), failed, passed];
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Check [div2(impossible, [overflow], -32768(Int16), -1(Int16)), passed, failed];
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Check [div2(impossible, [overflow], -32767(Int16), -1(Int16)), failed, passed];
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Check [abs([overflow], -32768(Int16)), passed, failed];
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Check [abs([overflow], -32767(Int16)), failed, passed];
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Check [negate([overflow], -32768(Int16)), passed, failed];
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Check [negate([overflow], -32767(Int16)), failed, passed];
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/* Check UInt16 */
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printf [top] (u16);
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Check [plus([overflow], 65535(UInt16), 1(UInt16)), passed, failed];
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Check [plus([overflow], 0(UInt16), 1(UInt16)), failed, passed];
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Check [minus([overflow], 0(UInt16), 1(UInt16)), passed, failed];
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Check [minus([overflow], 65535(UInt16), 1(UInt16)), failed, passed];
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/* Check Int32 */
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printf [top] (s32);
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Check [plus([overflow], 2147483647(Int32), 1(Int32)), passed, failed];
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Check [plus([overflow], 2147483647(Int32), -1(Int32)), failed, passed];
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Check [plus([overflow], -2147483648(Int32), 1(Int32)), failed, passed];
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Check [plus([overflow], -2147483648(Int32), -1(Int32)), passed, failed];
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Check [minus([overflow], 2147483647(Int32), -1(Int32)), passed, failed];
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Check [minus([overflow], 2147483647(Int32), 1(Int32)), failed, passed];
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Check [minus([overflow], -2147483648(Int32), -1(Int32)), failed, passed];
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Check [minus([overflow], -2147483648(Int32), 1(Int32)), passed, failed];
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Check [mult([overflow], -2147483648(Int32), -1(Int32)), passed, failed];
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Check [mult([overflow], -2147483647(Int32), -1(Int32)), failed, passed];
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Check [mult([overflow], 1073741824(Int32), 2(Int32)), passed, failed];
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Check [mult([overflow], 1073741823(Int32), 2(Int32)), failed, passed];
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Check [div2(impossible, [overflow], -2147483648(Int32), -1(Int32)), passed, failed];
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Check [div2(impossible, [overflow], -2147483647(Int32), -1(Int32)), failed, passed];
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Check [abs([overflow], -2147483648(Int32)), passed, failed];
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Check [abs([overflow], -2147483647(Int32)), failed, passed];
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Check [negate([overflow], -2147483648(Int32)), passed, failed];
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Check [negate([overflow], -2147483647(Int32)), failed, passed];
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/* Check UInt32 */
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printf [top] (u32);
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Check [plus([overflow], 4294967295(UInt32), 1(UInt32)), passed, failed];
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Check [plus([overflow], 0(UInt32), 1(UInt32)), failed, passed];
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Check [minus([overflow], 0(UInt32), 1(UInt32)), passed, failed];
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Check [minus([overflow], 4294967295(UInt32), 1(UInt32)), failed, passed];
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return(make_top)
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};
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Keep (main)
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