1 // RUN: %clang_cc1 -triple thumbv7-apple-ios %s -emit-llvm -o %t -fblocks
2 // RUN: grep "_Block_object_dispose" %t | count 12
3 // RUN: grep "__copy_helper_block_" %t | count 9
4 // RUN: grep "__destroy_helper_block_" %t | count 9
5 // RUN: grep "__Block_byref_object_copy_" %t | count 2
6 // RUN: grep "__Block_byref_object_dispose_" %t | count 2
7 // RUN: grep "i32 135)" %t | count 2
8 // RUN: grep "_Block_object_assign" %t | count 5
9
10 // RUN: %clang_cc1 -triple thumbv7-unknown-windows %s -emit-llvm -o %t -fblocks
11 // RUN: grep "_Block_object_dispose" %t | count 12
12 // RUN: grep "__copy_helper_block_" %t | count 11
13 // RUN: grep "__destroy_helper_block_" %t | count 11
14 // RUN: grep "__Block_byref_object_copy_" %t | count 2
15 // RUN: grep "__Block_byref_object_dispose_" %t | count 2
16 // RUN: grep "i32 135)" %t | count 2
17 // RUN: grep "_Block_object_assign" %t | count 5
18
19 int printf(const char *, ...);
20
test1()21 void test1() {
22 __block int a;
23 int b=2;
24 a=1;
25 printf("a is %d, b is %d\n", a, b);
26 ^{ a = 10; printf("a is %d, b is %d\n", a, b); }(); // needs copy/dispose
27 printf("a is %d, b is %d\n", a, b);
28 a = 1;
29 printf("a is %d, b is %d\n", a, b);
30 }
31
test2()32 void test2() {
33 __block int a;
34 a=1;
35 printf("a is %d\n", a);
36 ^{ // needs copy/dispose
37 ^{ // needs copy/dispose
38 a = 10;
39 }();
40 }();
41 printf("a is %d\n", a);
42 a = 1;
43 printf("a is %d\n", a);
44 }
45
test3()46 void test3() {
47 __block int k;
48 __block int (^j)(int);
49 ^{j=0; k=0;}(); // needs copy/dispose
50 }
51
test4()52 int test4() {
53 extern int g;
54 static int i = 1;
55 ^(int j){ i = j; g = 0; }(0); // does not need copy/dispose
56 return i + g;
57 }
58
59 int g;
60
test5()61 void test5() {
62 __block struct { int i; } i;
63 ^{ (void)i; }(); // needs copy/dispose
64 }
65
test6()66 void test6() {
67 __block int i;
68 ^{ i=1; }(); // needs copy/dispose
69 ^{}(); // does not need copy/dispose
70 }
71
test7()72 void test7() {
73 ^{ // does not need copy/dispose
74 __block int i;
75 ^{ i = 1; }(); // needs copy/dispose
76 }();
77 }
78
main()79 int main() {
80 int rv = 0;
81 test1();
82 test2();
83 test3();
84 rv += test4();
85 test5();
86 return rv;
87 }
88