Mercurial > projects > ldc
annotate tests/mini/funcptr.d @ 650:aa6a0b7968f7
Added test case for bug #100
Removed dubious check for not emitting static private global in other modules without access. This should be handled properly somewhere else, it's causing unresolved global errors for stuff that should work (in MiniD)
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Sun, 05 Oct 2008 17:28:15 +0200 |
parents | 1bb99290e03a |
children |
rev | line source |
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270
d9d5d59873d8
[svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents:
102
diff
changeset
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1 extern(C) int printf(char*, ...); |
d9d5d59873d8
[svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents:
102
diff
changeset
|
2 |
1 | 3 int return_six() |
4 { | |
5 return 6; | |
6 } | |
7 | |
8 int add_int(int a, int b) | |
9 { | |
10 return a+b; | |
11 } | |
12 | |
13 int sub_int(int a, int b) | |
14 { | |
15 return a-b; | |
16 } | |
17 | |
18 alias int function(int,int) binfn_t; | |
19 | |
20 int binop_int(binfn_t op, int a, int b) | |
21 { | |
22 return op(a,b); | |
23 } | |
24 | |
25 binfn_t get_binop_int(char op) | |
26 { | |
27 binfn_t fn; | |
28 if (op == '+') | |
29 fn = &add_int; | |
30 else if (op == '-') | |
31 fn = &sub_int; | |
32 return fn; | |
33 } | |
34 | |
35 extern(C) float mul_float(float a, float b) | |
36 { | |
37 return a * b; | |
38 } | |
39 | |
40 void function_pointers() | |
41 { | |
42 int function() fn = &return_six; | |
43 assert(fn() == 6); | |
44 | |
45 binfn_t binfn = &add_int; | |
46 assert(binfn(4,1045) == 1049); | |
102
027b8d8b71ec
[svn r106] Turns out the last commit wasn't enough, now the D->LLVM process is even more split up.
lindquist
parents:
1
diff
changeset
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47 |
1 | 48 assert(binop_int(binfn, 10,656) == 666); |
102
027b8d8b71ec
[svn r106] Turns out the last commit wasn't enough, now the D->LLVM process is even more split up.
lindquist
parents:
1
diff
changeset
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49 |
1 | 50 binfn = get_binop_int('+'); |
51 assert(binop_int(binfn, 10,100) == 110); | |
52 binfn = get_binop_int('-'); | |
53 assert(binop_int(binfn, 10,100) == -90); | |
102
027b8d8b71ec
[svn r106] Turns out the last commit wasn't enough, now the D->LLVM process is even more split up.
lindquist
parents:
1
diff
changeset
|
54 |
1 | 55 { |
56 auto ffn = &mul_float; | |
57 float ftmp = mul_float(2.5,5); | |
58 assert(ftmp == 12.5); | |
59 assert(ftmp > 12.49 && ftmp < 12.51); | |
60 } | |
61 } | |
62 | |
63 void main() | |
64 { | |
65 printf("Function pointer test\n"); | |
66 function_pointers(); | |
67 printf(" SUCCESS\n"); | |
68 } |