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comparison run/mini/bug33.d @ 1628:c6ef09dfba4d

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add mini test set from ldc project
author Moritz Warning <moritzwarning@web.de>
date Mon, 10 Jan 2011 19:47:18 +0100
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1627:e1b954780837 1628:c6ef09dfba4d
1 module bug33;
2
3 extern(C) int memcmp(void*,void*,size_t);
4
5 private int string_cmp(char[] s1, char[] s2)
6 {
7 auto len = s1.length;
8 if (s2.length < len)
9 len = s2.length;
10 int result = memcmp(s1.ptr, s2.ptr, len);
11 if (result == 0)
12 result = cast(int)(cast(ptrdiff_t)s1.length - cast(ptrdiff_t)s2.length);
13 return result;
14 }
15
16 struct S
17 {
18 char[] toString()
19 {
20 return "S";
21 }
22 }
23
24 int func()
25 {
26 S a,b;
27 return string_cmp(a.toString(),b.toString());
28 }
29
30 void main()
31 {
32 assert(func() == 0);
33 }