source: tests/array-collections/array-raii-cfa.cfa @ ed96731

Last change on this file since ed96731 was 1665ee5, checked in by Michael Brooks <mlbrooks@…>, 2 months ago

Add uArray delayed-initialization equivalent to CFA array

  • Property mode set to 100644
File size: 2.0 KB
Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2023 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// array-raii-cfa.cfa -- checks RAII on CFA arrays of initialized elements
8//
9// Author           : Mike Brooks
10// Created On       : Fri Sep 22 15:00:00 2023
11// Last Modified By :
12// Last Modified On :
13// Update Count     :
14//
15
16// CFA array means like `array(float, 17) x;`
17
18
19#include <fstream.hfa>
20#include <collections/array.hfa>
21
22#define ADECL1(X, El, N)    array(El, N) X;
23#define ADECL2(X, El, M, N) array(El, M, N) X;
24
25#include "array-raii.hfa"
26
27void test_uninit_alt() {
28    printf(" [1]\n");
29    {
30        array(thing, 5) a = { delay_init };
31        printf("before ctors\n");
32        for(i; 5) {
33            if (i == 1)
34                (a[i]){};  // no need for `emplace` bc no-arg ctor call means elem's real ctor
35            else if (i == 2)
36                (a[i]){888};
37            else
38                (a[i]){i};
39        }
40        for(i; 5) printf("func %d\n", a[i].mem);
41    }
42    printf(" [2]\n");
43    {
44        array(thing, 2, 3) a = { delay_init };
45        printf("before ctors\n");
46        for(i; 2) for(j; 3) {
47            if (i == 1 && j == 1)
48                (a[i][j]){};
49            else if (i == 1 && j == 2)
50                (a[i][j]){888};
51            else
52                (a[i][j]){100 + 10 * i + j};
53        }
54        for(i; 2) for(j; 3) {
55            printf("func %d at (%d, %d)\n", a[i][j].mem, i, j);
56        }
57    }
58}
59
60void test_uCxxCheatSheet() {
61    struct S {
62        int i;
63    };
64    void ?{}( S & s, int i ) { s.i = i; sout | "ctor" | s.i; }
65    void ^?{}( S & s ) { sout | "dtor" | s.i; }
66//  int main() {
67        enum { N = 5 };
68        array(S, N) s = { delay_init };   // no constructor calls
69        for ( i; N ) s[i]{ i };
70        for ( i; N ) sout | s[i].i;
71//  }
72}
73
74void test_extras() {
75
76    printf("=== uninit alt ( uArray )\n");
77    test_uninit_alt();
78
79    printf("=== uC++ cheat sheet\n");
80    test_uCxxCheatSheet();
81}
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