1 | // |
---|

2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
---|

3 | // |
---|

4 | // The contents of this file are covered under the licence agreement in the |
---|

5 | // file "LICENCE" distributed with Cforall. |
---|

6 | // |
---|

7 | // tupleAssign.c -- |
---|

8 | // |
---|

9 | // Author : Rob Schluntz |
---|

10 | // Created On : Tue Nov 15 17:24:32 2016 |
---|

11 | // Last Modified By : Peter A. Buhr |
---|

12 | // Last Modified On : Tue Dec 4 22:03:48 2018 |
---|

13 | // Update Count : 35 |
---|

14 | // |
---|

15 | |
---|

16 | #include <fstream.hfa> |
---|

17 | |
---|

18 | int main() { |
---|

19 | { |
---|

20 | // test multiple assignment and cascading assignment |
---|

21 | int u = 5, v = 6, x = 10, y = 11; |
---|

22 | [int, int] z = [100, 200]; |
---|

23 | |
---|

24 | // swap x, y and store the new [x, y] in [u, v] and in z; |
---|

25 | printf( "u=%d v=%d x=%d y=%d z=[%d, %d]\n", u, v, x, y, z ); |
---|

26 | sout | "u=" | u | "v=" | v | "x=" | x | "y=" | y | "z=[" | z | "]"; |
---|

27 | z = [u, v] = [x, y] = [y, x]; |
---|

28 | printf( "u=%d v=%d x=%d y=%d z=[%d, %d]\n", u, v, x, y, z ); |
---|

29 | sout | "u=" | u | "v=" | v | "x=" | x | "y=" | y | "z=[" | z | "]"; |
---|

30 | |
---|

31 | // shuffle elements -- v = z.0, z.0 = z.1, z.1 = u, u = v |
---|

32 | [v, z, u] = [z, u, v]; |
---|

33 | printf( "u=%d v=%d z=[%d, %d]\n", u, v, z ); |
---|

34 | sout | "u=" | u | "v=" | v | "z=[" | z | "]"; |
---|

35 | |
---|

36 | // multiple assignment with tuple expression on right |
---|

37 | z = [111, 222]; |
---|

38 | [u, v] = [123, 456]; |
---|

39 | printf( "u=%d v=%d z=[%d, %d]\n", u, v, z ); |
---|

40 | sout | "u=" | u | "v=" | v | "z=[" | z | "]"; |
---|

41 | } |
---|

42 | { |
---|

43 | // test mass assignment |
---|

44 | double d = 0.0; |
---|

45 | int i = 0; |
---|

46 | signed char c = '\0'; |
---|

47 | struct X { |
---|

48 | int z; |
---|

49 | } x; |
---|

50 | X ?=?(X & x, double d) { return x; } |
---|

51 | [int, double, int] t; |
---|

52 | |
---|

53 | // no conversion from X to integral types, so this serves as a santiy |
---|

54 | // check that as long as this compiles, ?=?(_, x) is not generated. |
---|

55 | [t, x, d, i, c, x] = (double)94.12; |
---|

56 | printf( "d=%lg i=%d c=%c t=[%d, %lg, %d]\n", d, i, (int)c, t ); |
---|

57 | sout | "d=" | d | "i=" | i | "c=" | c | ' ' | "t=[" | t | "]"; |
---|

58 | [x, c, i, d, x, t] = (double)-94.12; |
---|

59 | printf( "d=%lg i=%d c=%c t=[%d, %lg, %d]\n", d, i, c, t ); |
---|

60 | sout | "d=" | d | "i=" | i | "c=" | c | ' ' | "t=[" | t | "]"; |
---|

61 | } |
---|

62 | } |
---|

63 | |
---|

64 | // Local Variables: // |
---|

65 | // tab-width: 4 // |
---|

66 | // End: // |
---|