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150
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1 // RUN: %clang_cc1 -triple thumbv7-apple-ios %s -emit-llvm -o %t -fblocks
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2 // RUN: grep "_Block_object_dispose" %t | count 12
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3 // RUN: grep "__copy_helper_block_" %t | count 9
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4 // RUN: grep "__destroy_helper_block_" %t | count 9
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5 // RUN: grep "__Block_byref_object_copy_" %t | count 2
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6 // RUN: grep "__Block_byref_object_dispose_" %t | count 2
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7 // RUN: grep "i32 135)" %t | count 2
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8 // RUN: grep "_Block_object_assign" %t | count 5
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9
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10 // RUN: %clang_cc1 -triple thumbv7-unknown-windows %s -emit-llvm -o %t -fblocks
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11 // RUN: grep "_Block_object_dispose" %t | count 12
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12 // RUN: grep "__copy_helper_block_" %t | count 11
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13 // RUN: grep "__destroy_helper_block_" %t | count 11
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14 // RUN: grep "__Block_byref_object_copy_" %t | count 2
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15 // RUN: grep "__Block_byref_object_dispose_" %t | count 2
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16 // RUN: grep "i32 135)" %t | count 2
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17 // RUN: grep "_Block_object_assign" %t | count 5
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18
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19 int printf(const char *, ...);
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20
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21 void test1() {
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22 __block int a;
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23 int b=2;
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24 a=1;
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25 printf("a is %d, b is %d\n", a, b);
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26 ^{ a = 10; printf("a is %d, b is %d\n", a, b); }(); // needs copy/dispose
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27 printf("a is %d, b is %d\n", a, b);
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28 a = 1;
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29 printf("a is %d, b is %d\n", a, b);
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30 }
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31
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32 void test2() {
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33 __block int a;
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34 a=1;
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35 printf("a is %d\n", a);
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36 ^{ // needs copy/dispose
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37 ^{ // needs copy/dispose
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38 a = 10;
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39 }();
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40 }();
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41 printf("a is %d\n", a);
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42 a = 1;
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43 printf("a is %d\n", a);
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44 }
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45
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46 void test3() {
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47 __block int k;
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48 __block int (^j)(int);
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49 ^{j=0; k=0;}(); // needs copy/dispose
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50 }
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51
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52 int test4() {
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53 extern int g;
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54 static int i = 1;
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55 ^(int j){ i = j; g = 0; }(0); // does not need copy/dispose
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56 return i + g;
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57 }
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58
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59 int g;
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60
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61 void test5() {
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62 __block struct { int i; } i;
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63 ^{ (void)i; }(); // needs copy/dispose
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64 }
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65
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66 void test6() {
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67 __block int i;
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68 ^{ i=1; }(); // needs copy/dispose
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69 ^{}(); // does not need copy/dispose
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70 }
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71
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72 void test7() {
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73 ^{ // does not need copy/dispose
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74 __block int i;
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75 ^{ i = 1; }(); // needs copy/dispose
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76 }();
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77 }
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78
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79 int main() {
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80 int rv = 0;
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81 test1();
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82 test2();
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83 test3();
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84 rv += test4();
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85 test5();
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86 return rv;
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87 }
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