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+(* Test the types nativeint, int32, int64 *)
+
+open Printf
+
+let error_occurred = ref false
+
+let function_tested = ref ""
+
+let testing_function s =
+ function_tested := s;
+ print_newline();
+ print_string s;
+ print_newline()
+
+let test test_number answer correct_answer =
+ flush stdout;
+ flush stderr;
+ if answer <> correct_answer then begin
+ eprintf "*** Bad result (%s, test %d)\n" !function_tested test_number;
+ flush stderr;
+ error_occurred := true
+ end else begin
+ printf " %d..." test_number
+ end
+
+(***** Tests on 32 bit arithmetic *****)
+
+module type TESTSIG = sig
+ type t
+ module Ops : sig
+ val neg: t -> t
+ val add: t -> t -> t
+ val sub: t -> t -> t
+ val mul: t -> t -> t
+ val div: t -> t -> t
+ val rem: t -> t -> t
+ val logand: t -> t -> t
+ val logor: t -> t -> t
+ val logxor: t -> t -> t
+ val shift_left: t -> int -> t
+ val shift_right: t -> int -> t
+ val shift_right_logical: t -> int -> t
+ val of_int: int -> t
+ val to_int: t -> int
+ val of_float: float -> t
+ val to_float: t -> float
+ val zero: t
+ val one: t
+ val minus_one: t
+ val min_int: t
+ val max_int: t
+ val format : string -> t -> string
+ val to_string: t -> string
+ val of_string: string -> t
+ end
+ val testcomp: t -> t -> bool*bool*bool*bool*bool*bool*int
+ val skip_float_tests: bool
+end
+
+module Test32(M: TESTSIG) =
+struct
+ open M
+ open Ops
+
+ let _ =
+ testing_function "of_int, to_int";
+ test 1 (to_int (of_int 0)) 0;
+ test 2 (to_int (of_int 123)) 123;
+ test 3 (to_int (of_int (-456))) (-456);
+ test 4 (to_int (of_int 0x3FFFFFFF)) 0x3FFFFFFF;
+ test 5 (to_int (of_int (-0x40000000))) (-0x40000000);
+
+ testing_function "of_string";
+ test 1 (of_string "0") (of_int 0);
+ test 2 (of_string "123") (of_int 123);
+ test 3 (of_string "-456") (of_int (-456));
+ test 4 (of_string "123456789") (of_int 123456789);
+ test 5 (of_string "0xABCDEF") (of_int 0xABCDEF);
+ test 6 (of_string "-0o1234567012") (of_int (- 0o1234567012));
+ test 7 (of_string "0b01010111111000001100")
+ (of_int 0b01010111111000001100);
+ test 8 (of_string "0x7FFFFFFF") max_int;
+ test 9 (of_string "-0x80000000") min_int;
+ test 10 (of_string "0x80000000") min_int;
+ test 11 (of_string "0xFFFFFFFF") minus_one;
+
+ testing_function "to_string, format";
+ List.iter (fun (n, s) -> test n (to_string (of_string s)) s)
+ [1, "0"; 2, "123"; 3, "-456"; 4, "1234567890";
+ 5, "1073741824"; 6, "2147483647"; 7, "-2147483648"];
+ List.iter (fun (n, s) -> test n (format "0x%X" (of_string s)) s)
+ [8, "0x0"; 9, "0x123"; 10, "0xABCDEF"; 11, "0x12345678";
+ 12, "0x7FFFFFFF"; 13, "0x80000000"; 14, "0xFFFFFFFF"];
+ test 15 (to_string max_int) "2147483647";
+ test 16 (to_string min_int) "-2147483648";
+ test 17 (to_string zero) "0";
+ test 18 (to_string one) "1";
+ test 19 (to_string minus_one) "-1";
+
+ testing_function "neg";
+ test 1 (neg (of_int 0)) (of_int 0);
+ test 2 (neg (of_int 123)) (of_int (-123));
+ test 3 (neg (of_int (-456))) (of_int 456);
+ test 4 (neg (of_int 123456789)) (of_int (-123456789));
+ test 5 (neg max_int) (of_string "-0x7FFFFFFF");
+ test 6 (neg min_int) min_int;
+
+ testing_function "add";
+ test 1 (add (of_int 0) (of_int 0)) (of_int 0);
+ test 2 (add (of_int 123) (of_int 0)) (of_int 123);
+ test 3 (add (of_int 0) (of_int 456)) (of_int 456);
+ test 4 (add (of_int 123) (of_int 456)) (of_int 579);
+ test 5 (add (of_int (-123)) (of_int 456)) (of_int 333);
+ test 6 (add (of_int 123) (of_int (-456))) (of_int (-333));
+ test 7 (add (of_int (-123)) (of_int (-456))) (of_int (-579));
+ test 8 (add (of_string "0x12345678") (of_string "0x9ABCDEF"))
+ (of_string "0x1be02467");
+ test 9 (add max_int max_int) (of_int (-2));
+ test 10 (add min_int min_int) zero;
+ test 11 (add max_int one) min_int;
+ test 12 (add min_int minus_one) max_int;
+ test 13 (add max_int min_int) minus_one;
+
+ testing_function "sub";
+ test 1 (sub (of_int 0) (of_int 0)) (of_int 0);
+ test 2 (sub (of_int 123) (of_int 0)) (of_int 123);
+ test 3 (sub (of_int 0) (of_int 456)) (of_int (-456));
+ test 4 (sub (of_int 123) (of_int 456)) (of_int (-333));
+ test 5 (sub (of_int (-123)) (of_int 456)) (of_int (-579));
+ test 6 (sub (of_int 123) (of_int (-456))) (of_int 579);
+ test 7 (sub (of_int (-123)) (of_int (-456))) (of_int 333);
+ test 8 (sub (of_string "0x12345678") (of_string "0x9ABCDEF"))
+ (of_string "0x8888889");
+ test 9 (sub max_int min_int) minus_one;
+ test 10 (sub min_int max_int) one;
+ test 11 (sub min_int one) max_int;
+ test 12 (sub max_int minus_one) min_int;
+
+ testing_function "mul";
+ test 1 (mul (of_int 0) (of_int 0)) (of_int 0);
+ test 2 (mul (of_int 123) (of_int 0)) (of_int 0);
+ test 3 (mul (of_int 0) (of_int (-456))) (of_int 0);
+ test 4 (mul (of_int 123) (of_int 1)) (of_int 123);
+ test 5 (mul (of_int 1) (of_int (-456))) (of_int (-456));
+ test 6 (mul (of_int 123) (of_int (-1))) (of_int (-123));
+ test 7 (mul (of_int (-1)) (of_int (-456))) (of_int 456);
+ test 8 (mul (of_int 123) (of_int 456)) (of_int 56088);
+ test 9 (mul (of_int (-123)) (of_int 456)) (of_int (-56088));
+ test 10 (mul (of_int 123) (of_int (-456))) (of_int (-56088));
+ test 11 (mul (of_int (-123)) (of_int (-456))) (of_int 56088);
+ test 12 (mul (of_string "0x12345678") (of_string "0x9ABCDEF"))
+ (of_string "0xe242d208");
+ test 13 (mul max_int max_int) one;
+
+ testing_function "div";
+ List.iter
+ (fun (n, a, b) -> test n (div (of_int a) (of_int b)) (of_int (a / b)))
+ [1, 0, 2;
+ 2, 123, 1;
+ 3, -123, 1;
+ 4, 123, -1;
+ 5, -123, -1;
+ 6, 127531236, 365;
+ 7, 16384, 256;
+ 8, -127531236, 365;
+ 9, 127531236, -365;
+ 10, 1234567, 12345678;
+ 11, 1234567, -12345678];
+
+ testing_function "mod";
+ List.iter
+ (fun (n, a, b) -> test n (rem (of_int a) (of_int b)) (of_int (a mod b)))
+ [1, 0, 2;
+ 2, 123, 1;
+ 3, -123, 1;
+ 4, 123, -1;
+ 5, -123, -1;
+ 6, 127531236, 365;
+ 7, 16384, 256;
+ 8, -127531236, 365;
+ 9, 127531236, -365;
+ 10, 1234567, 12345678;
+ 11, 1234567, -12345678];
+
+ testing_function "and";
+ List.iter
+ (fun (n, a, b, c) -> test n (logand (of_string a) (of_string b))
+ (of_string c))
+ [1, "0x12345678", "0x9abcdef0", "0x12345670";
+ 2, "0x12345678", "0x0fedcba9", "0x2244228";
+ 3, "0xFFFFFFFF", "0x12345678", "0x12345678";
+ 4, "0", "0x12345678", "0";
+ 5, "0x55555555", "0xAAAAAAAA", "0"];
+
+ testing_function "or";
+ List.iter
+ (fun (n, a, b, c) -> test n (logor (of_string a) (of_string b))
+ (of_string c))
+ [1, "0x12345678", "0x9abcdef0", "0x9abcdef8";
+ 2, "0x12345678", "0x0fedcba9", "0x1ffddff9";
+ 3, "0xFFFFFFFF", "0x12345678", "0xFFFFFFFF";
+ 4, "0", "0x12345678", "0x12345678";
+ 5, "0x55555555", "0xAAAAAAAA", "0xFFFFFFFF"];
+
+ testing_function "xor";
+ List.iter
+ (fun (n, a, b, c) -> test n (logxor (of_string a) (of_string b))
+ (of_string c))
+ [1, "0x12345678", "0x9abcdef0", "0x88888888";
+ 2, "0x12345678", "0x0fedcba9", "0x1dd99dd1";
+ 3, "0xFFFFFFFF", "0x12345678", "0xedcba987";
+ 4, "0", "0x12345678", "0x12345678";
+ 5, "0x55555555", "0xAAAAAAAA", "0xFFFFFFFF"];
+
+ testing_function "shift_left";
+ List.iter
+ (fun (n, a, b, c) -> test n (shift_left (of_string a) b) (of_string c))
+ [1, "1", 1, "2";
+ 2, "1", 2, "4";
+ 3, "1", 4, "0x10";
+ 4, "1", 30, "0x40000000";
+ 5, "1", 31, "0x80000000";
+ 6, "0x16236", 7, "0xb11b00";
+ 7, "0x10", 27, "0x80000000";
+ 8, "0x10", 28, "0"];
+
+ testing_function "shift_right";
+ List.iter
+ (fun (n, a, b, c) -> test n (shift_right (of_string a) b) (of_string c))
+ [1, "2", 1, "1";
+ 2, "4", 2, "1";
+ 3, "0x10", 4, "1";
+ 4, "0x40000000", 10, "0x100000";
+ 5, "0x80000000", 31, "-1";
+ 6, "0xb11b00", 7, "0x16236";
+ 7, "-0xb11b00", 7, "-90678"];
+
+ testing_function "shift_right_logical";
+ List.iter
+ (fun (n, a, b, c) -> test n (shift_right_logical (of_string a) b)
+ (of_string c))
+ [1, "2", 1, "1";
+ 2, "4", 2, "1";
+ 3, "0x10", 4, "1";
+ 4, "0x40000000", 10, "0x100000";
+ 5, "0x80000000", 31, "1";
+ 6, "0xb11b00", 7, "0x16236";
+ 7, "-0xb11b00", 7, "0x1fe9dca"];
+
+ if not (skip_float_tests) then begin
+ testing_function "of_float";
+ test 1 (of_float 0.0) (of_int 0);
+ test 2 (of_float 123.0) (of_int 123);
+ test 3 (of_float 123.456) (of_int 123);
+ test 4 (of_float 123.999) (of_int 123);
+ test 5 (of_float (-456.0)) (of_int (-456));
+ test 6 (of_float (-456.123)) (of_int (-456));
+ test 7 (of_float (-456.789)) (of_int (-456));
+
+ testing_function "to_float";
+ test 1 (to_float (of_int 0)) 0.0;
+ test 2 (to_float (of_int 123)) 123.0;
+ test 3 (to_float (of_int (-456))) (-456.0);
+ test 4 (to_float (of_int 0x3FFFFFFF)) 1073741823.0;
+ test 5 (to_float (of_int (-0x40000000))) (-1073741824.0)
+ end;
+
+ testing_function "Comparisons";
+ test 1 (testcomp (of_int 0) (of_int 0))
+ (true,false,false,false,true,true,0);
+ test 2 (testcomp (of_int 1234567) (of_int 1234567))
+ (true,false,false,false,true,true,0);
+ test 3 (testcomp (of_int 0) (of_int 1))
+ (false,true,true,false,true,false,-1);
+ test 4 (testcomp (of_int (-1)) (of_int 0))
+ (false,true,true,false,true,false,-1);
+ test 5 (testcomp (of_int 1) (of_int 0))
+ (false,true,false,true,false,true,1);
+ test 6 (testcomp (of_int 0) (of_int (-1)))
+ (false,true,false,true,false,true,1);
+ test 7 (testcomp max_int min_int)
+ (false,true,false,true,false,true,1);
+
+ ()
+end
+
+(********* Tests on 64-bit arithmetic ***********)
+
+module Test64(M: TESTSIG) =
+struct
+ open M
+ open Ops
+
+ let _ =
+ testing_function "of_int, to_int";
+ test 1 (to_int (of_int 0)) 0;
+ test 2 (to_int (of_int 123)) 123;
+ test 3 (to_int (of_int (-456))) (-456);
+ test 4 (to_int (of_int 0x3FFFFFFF)) 0x3FFFFFFF;
+ test 5 (to_int (of_int (-0x40000000))) (-0x40000000);
+
+ testing_function "of_string";
+ test 1 (of_string "0") (of_int 0);
+ test 2 (of_string "123") (of_int 123);
+ test 3 (of_string "-456") (of_int (-456));
+ test 4 (of_string "123456789") (of_int 123456789);
+ test 5 (of_string "0xABCDEF") (of_int 0xABCDEF);
+ test 6 (of_string "-0o1234567012") (of_int (- 0o1234567012));
+ test 7 (of_string "0b01010111111000001100")
+ (of_int 0b01010111111000001100);
+ test 8 (of_string "0x7FFFFFFFFFFFFFFF") max_int;
+ test 9 (of_string "-0x8000000000000000") min_int;
+ test 10 (of_string "0x8000000000000000") min_int;
+ test 11 (of_string "0xFFFFFFFFFFFFFFFF") minus_one;
+
+ testing_function "to_string, format";
+ List.iter (fun (n, s) -> test n (to_string (of_string s)) s)
+ [1, "0"; 2, "123"; 3, "-456"; 4, "1234567890";
+ 5, "1234567890123456789";
+ 6, "9223372036854775807";
+ 7, "-9223372036854775808"];
+ List.iter (fun (n, s) -> test n ("0x" ^ format "%X" (of_string s)) s)
+ [8, "0x0"; 9, "0x123"; 10, "0xABCDEF"; 11, "0x1234567812345678";
+ 12, "0x7FFFFFFFFFFFFFFF"; 13, "0x8000000000000000";
+ 14, "0xFFFFFFFFFFFFFFFF"];
+ test 15 (to_string max_int) "9223372036854775807";
+ test 16 (to_string min_int) "-9223372036854775808";
+ test 17 (to_string zero) "0";
+ test 18 (to_string one) "1";
+ test 19 (to_string minus_one) "-1";
+
+ testing_function "neg";
+ test 1 (neg (of_int 0)) (of_int 0);
+ test 2 (neg (of_int 123)) (of_int (-123));
+ test 3 (neg (of_int (-456))) (of_int 456);
+ test 4 (neg (of_int 123456789)) (of_int (-123456789));
+ test 5 (neg max_int) (of_string "-0x7FFFFFFFFFFFFFFF");
+ test 6 (neg min_int) min_int;
+
+ testing_function "add";
+ test 1 (add (of_int 0) (of_int 0)) (of_int 0);
+ test 2 (add (of_int 123) (of_int 0)) (of_int 123);
+ test 3 (add (of_int 0) (of_int 456)) (of_int 456);
+ test 4 (add (of_int 123) (of_int 456)) (of_int 579);
+ test 5 (add (of_int (-123)) (of_int 456)) (of_int 333);
+ test 6 (add (of_int 123) (of_int (-456))) (of_int (-333));
+ test 7 (add (of_int (-123)) (of_int (-456))) (of_int (-579));
+ test 8 (add (of_string "0x1234567812345678")
+ (of_string "0x9ABCDEF09ABCDEF"))
+ (of_string "0x1be024671be02467");
+ test 9 (add max_int max_int) (of_int (-2));
+ test 10 (add min_int min_int) zero;
+ test 11 (add max_int one) min_int;
+ test 12 (add min_int minus_one) max_int;
+ test 13 (add max_int min_int) minus_one;
+
+ testing_function "sub";
+ test 1 (sub (of_int 0) (of_int 0)) (of_int 0);
+ test 2 (sub (of_int 123) (of_int 0)) (of_int 123);
+ test 3 (sub (of_int 0) (of_int 456)) (of_int (-456));
+ test 4 (sub (of_int 123) (of_int 456)) (of_int (-333));
+ test 5 (sub (of_int (-123)) (of_int 456)) (of_int (-579));
+ test 6 (sub (of_int 123) (of_int (-456))) (of_int 579);
+ test 7 (sub (of_int (-123)) (of_int (-456))) (of_int 333);
+ test 8 (sub (of_string "0x1234567812345678")
+ (of_string "0x9ABCDEF09ABCDEF"))
+ (of_string "0x888888908888889");
+ test 9 (sub max_int min_int) minus_one;
+ test 10 (sub min_int max_int) one;
+ test 11 (sub min_int one) max_int;
+ test 12 (sub max_int minus_one) min_int;
+
+ testing_function "mul";
+ test 1 (mul (of_int 0) (of_int 0)) (of_int 0);
+ test 2 (mul (of_int 123) (of_int 0)) (of_int 0);
+ test 3 (mul (of_int 0) (of_int (-456))) (of_int 0);
+ test 4 (mul (of_int 123) (of_int 1)) (of_int 123);
+ test 5 (mul (of_int 1) (of_int (-456))) (of_int (-456));
+ test 6 (mul (of_int 123) (of_int (-1))) (of_int (-123));
+ test 7 (mul (of_int (-1)) (of_int (-456))) (of_int 456);
+ test 8 (mul (of_int 123) (of_int 456)) (of_int 56088);
+ test 9 (mul (of_int (-123)) (of_int 456)) (of_int (-56088));
+ test 10 (mul (of_int 123) (of_int (-456))) (of_int (-56088));
+ test 11 (mul (of_int (-123)) (of_int (-456))) (of_int 56088);
+ test 12 (mul (of_string "0x12345678") (of_string "0x9ABCDEF"))
+ (of_string "0xb00ea4e242d208");
+ test 13 (mul max_int max_int) one;
+
+ testing_function "div";
+ List.iter
+ (fun (n, a, b) -> test n (div (of_int a) (of_int b)) (of_int (a / b)))
+ [1, 0, 2;
+ 2, 123, 1;
+ 3, -123, 1;
+ 4, 123, -1;
+ 5, -123, -1;
+ 6, 127531236, 365;
+ 7, 16384, 256;
+ 8, -127531236, 365;
+ 9, 127531236, -365;
+ 10, 1234567, 12345678;
+ 11, 1234567, -12345678];
+
+ testing_function "mod";
+ List.iter
+ (fun (n, a, b) -> test n (rem (of_int a) (of_int b)) (of_int (a mod b)))
+ [1, 0, 2;
+ 2, 123, 1;
+ 3, -123, 1;
+ 4, 123, -1;
+ 5, -123, -1;
+ 6, 127531236, 365;
+ 7, 16384, 256;
+ 8, -127531236, 365;
+ 9, 127531236, -365;
+ 10, 1234567, 12345678;
+ 11, 1234567, -12345678];
+
+ testing_function "and";
+ List.iter
+ (fun (n, a, b, c) -> test n (logand (of_string a) (of_string b))
+ (of_string c))
+ [1, "0x1234567812345678", "0x9abcdef09abcdef0", "0x1234567012345670";
+ 2, "0x1234567812345678", "0x0fedcba90fedcba9", "0x224422802244228";
+ 3, "0xFFFFFFFFFFFFFFFF", "0x1234000012345678", "0x1234000012345678";
+ 4, "0", "0x1234567812345678", "0";
+ 5, "0x5555555555555555", "0xAAAAAAAAAAAAAAAA", "0"];
+
+ testing_function "or";
+ List.iter
+ (fun (n, a, b, c) -> test n (logor (of_string a) (of_string b))
+ (of_string c))
+ [1, "0x1234567812345678", "0x9abcdef09abcdef0", "0x9abcdef89abcdef8";
+ 2, "0x1234567812345678", "0x0fedcba90fedcba9", "0x1ffddff91ffddff9";
+ 3, "0xFFFFFFFFFFFFFFFF", "0x12345678", "0xFFFFFFFFFFFFFFFF";
+ 4, "0", "0x1234567812340000", "0x1234567812340000";
+ 5, "0x5555555555555555", "0xAAAAAAAAAAAAAAAA", "0xFFFFFFFFFFFFFFFF"];
+
+ testing_function "xor";
+ List.iter
+ (fun (n, a, b, c) -> test n (logxor (of_string a) (of_string b))
+ (of_string c))
+ [1, "0x1234567812345678", "0x9abcdef09abcdef0", "0x8888888888888888";
+ 2, "0x1234567812345678", "0x0fedcba90fedcba9", "0x1dd99dd11dd99dd1";
+ 3, "0xFFFFFFFFFFFFFFFF", "0x123456789ABCDEF", "0xfedcba9876543210";
+ 4, "0", "0x1234567812340000", "0x1234567812340000";
+ 5, "0x5555555555555555", "0xAAAAAAAAAAAAAAAA", "0xFFFFFFFFFFFFFFFF"];
+
+ testing_function "shift_left";
+ List.iter
+ (fun (n, a, b, c) -> test n (shift_left (of_string a) b) (of_string c))
+ [1, "1", 1, "2";
+ 2, "1", 2, "4";
+ 3, "1", 4, "0x10";
+ 4, "1", 62, "0x4000000000000000";
+ 5, "1", 63, "0x8000000000000000";
+ 6, "0x16236ABD45673", 7, "0xb11b55ea2b3980";
+ 7, "0x10", 59, "0x8000000000000000";
+ 8, "0x10", 60, "0"];
+
+ testing_function "shift_right";
+ List.iter
+ (fun (n, a, b, c) -> test n (shift_right (of_string a) b) (of_string c))
+ [1, "2", 1, "1";
+ 2, "4", 2, "1";
+ 3, "0x10", 4, "1";
+ 4, "0x40000000", 10, "0x100000";
+ 5, "0x8000000000000000", 63, "-1";
+ 6, "0xb11b55ea2b3980", 7, "0x16236ABD45673";
+ 7, "-0xb11b55ea2b3980", 7, "-389461927286387"];
+
+ testing_function "shift_right_logical";
+ List.iter
+ (fun (n, a, b, c) -> test n (shift_right_logical (of_string a) b)
+ (of_string c))
+ [1, "2", 1, "1";
+ 2, "4", 2, "1";
+ 3, "0x10", 4, "1";
+ 4, "0x40000000", 10, "0x100000";
+ 5, "0x8000000000000000", 63, "1";
+ 6, "0xb11b55ea2b3980", 7, "0x16236ABD45673";
+ 7, "-0xb11b55ea2b3980", 7, "0x1fe9dc9542ba98d"];
+
+ testing_function "Comparisons";
+ test 1 (testcomp (of_int 0) (of_int 0))
+ (true,false,false,false,true,true,0);
+ test 2 (testcomp (of_int 1234567) (of_int 1234567))
+ (true,false,false,false,true,true,0);
+ test 3 (testcomp (of_int 0) (of_int 1))
+ (false,true,true,false,true,false,-1);
+ test 4 (testcomp (of_int (-1)) (of_int 0))
+ (false,true,true,false,true,false,-1);
+ test 5 (testcomp (of_int 1) (of_int 0))
+ (false,true,false,true,false,true,1);
+ test 6 (testcomp (of_int 0) (of_int (-1)))
+ (false,true,false,true,false,true,1);
+ test 7 (testcomp max_int min_int)
+ (false,true,false,true,false,true,1);
+
+ ()
+end
+
+(******** The test proper **********)
+
+let testcomp_int32 (a : int32) (b : int32) =
+ (a = b, a <> b, a < b, a > b, a <= b, a >= b, compare a b)
+let testcomp_int64 (a : int64) (b : int64) =
+ (a = b, a <> b, a < b, a > b, a <= b, a >= b, compare a b)
+let testcomp_nativeint (a : nativeint) (b : nativeint) =
+ (a = b, a <> b, a < b, a > b, a <= b, a >= b, compare a b)
+
+let _ =
+ testing_function "-------- Int32 --------";
+ let module A = Test32(struct type t = int32
+ module Ops = Int32
+ let testcomp = testcomp_int32
+ let skip_float_tests = false end) in
+ print_newline(); testing_function "-------- Int64 --------";
+ let module B = Test64(struct type t = int64
+ module Ops = Int64
+ let testcomp = testcomp_int64
+ let skip_float_tests = false end) in
+ print_newline(); testing_function "-------- Nativeint --------";
+ begin match Sys.word_size with
+ 32 ->
+ let module C =
+ Test32(struct type t = nativeint
+ module Ops = Nativeint
+ let testcomp = testcomp_nativeint
+ let skip_float_tests = true end)
+ in ()
+ | 64 ->
+ let module C =
+ Test64(struct type t = nativeint
+ module Ops = Nativeint
+ let testcomp = testcomp_nativeint
+ let skip_float_tests = true end)
+ in ()
+ | _ ->
+ assert false
+ end;
+ print_newline(); testing_function "--------- Conversions -----------";
+ testing_function "nativeint of/to int32";
+ test 1 (Nativeint.of_int32 (Int32.of_string "0x12345678"))
+ (Nativeint.of_string "0x12345678");
+ test 2 (Nativeint.to_int32 (Nativeint.of_string "0x12345678"))
+ (Int32.of_string "0x12345678");
+ if Sys.word_size = 64 then
+ test 3 (Nativeint.to_int32 (Nativeint.of_string "0x123456789ABCDEF0"))
+ (Int32.of_string "0x9ABCDEF0")
+ else
+ test 3 0 0; (* placeholder to have the same output on both 32-bit and 64-bit *)
+ testing_function "int64 of/to int32";
+ test 1 (Int64.of_int32 (Int32.of_string "-0x12345678"))
+ (Int64.of_string "-0x12345678");
+ test 2 (Int64.to_int32 (Int64.of_string "-0x12345678"))
+ (Int32.of_string "-0x12345678");
+ test 3 (Int64.to_int32 (Int64.of_string "0x123456789ABCDEF0"))
+ (Int32.of_string "0x9ABCDEF0");
+ testing_function "int64 of/to nativeint";
+ test 1 (Int64.of_nativeint (Nativeint.of_string "0x12345678"))
+ (Int64.of_string "0x12345678");
+ test 2 (Int64.to_nativeint (Int64.of_string "-0x12345678"))
+ (Nativeint.of_string "-0x12345678");
+ test 3 (Int64.to_nativeint (Int64.of_string "0x123456789ABCDEF0"))
+ (if Sys.word_size = 64
+ then Nativeint.of_string "0x123456789ABCDEF0"
+ else Nativeint.of_string "0x9ABCDEF0")
+
+(********* End of test *********)
+
+let _ =
+ print_newline();
+ if !error_occurred then begin
+ prerr_endline "************* TEST FAILED ****************"; exit 2
+ end else
+ exit 0
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