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1 // RUN: %clang_cc1 -fsyntax-only -fobjc-arc -fobjc-runtime-has-weak -verify -fblocks -triple x86_64-apple-darwin10.0.0 %s
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2 // RUN: %clang_cc1 -x objective-c++ -fsyntax-only -fobjc-arc -fobjc-runtime-has-weak -verify -fblocks -triple x86_64-apple-darwin10.0.0 %s
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3
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4 #ifdef __cplusplus
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5 extern "C" {
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6 #endif
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7
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8 void *memset(void *, int, __SIZE_TYPE__);
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9 void *memmove(void *s1, const void *s2, __SIZE_TYPE__ n);
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10 void *memcpy(void *s1, const void *s2, __SIZE_TYPE__ n);
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11
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12 #ifdef __cplusplus
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13 }
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14 #endif
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15
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16 void test(id __strong *sip, id __weak *wip, id __autoreleasing *aip,
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17 id __unsafe_unretained *uip, void *ptr) {
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18 // All okay.
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19 memset(sip, 0, 17);
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20 memset(wip, 0, 17);
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21 memset(aip, 0, 17);
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22 memset(uip, 0, 17);
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23
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24 memcpy(sip, ptr, 17); // expected-warning{{destination for this 'memcpy' call is a pointer to ownership-qualified type}} \
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25 // expected-note{{explicitly cast the pointer to silence this warning}}
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26 memcpy(wip, ptr, 17); // expected-warning{{destination for this 'memcpy' call is a pointer to ownership-qualified type}} \
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27 // expected-note{{explicitly cast the pointer to silence this warning}}
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28 memcpy(aip, ptr, 17); // expected-warning{{destination for this 'memcpy' call is a pointer to ownership-qualified type}} \
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29 // expected-note{{explicitly cast the pointer to silence this warning}}
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30 memcpy(uip, ptr, 17);
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31
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32 memcpy(ptr, sip, 17); // expected-warning{{source of this 'memcpy' call is a pointer to ownership-qualified type}} \
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33 // expected-note{{explicitly cast the pointer to silence this warning}}
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34 memcpy(ptr, wip, 17); // expected-warning{{source of this 'memcpy' call is a pointer to ownership-qualified type}} \
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35 // expected-note{{explicitly cast the pointer to silence this warning}}
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36 memcpy(ptr, aip, 17); // expected-warning{{source of this 'memcpy' call is a pointer to ownership-qualified type}} \
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37 // expected-note{{explicitly cast the pointer to silence this warning}}
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38 memcpy(ptr, uip, 17);
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39
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40 memmove(sip, ptr, 17); // expected-warning{{destination for this 'memmove' call is a pointer to ownership-qualified type}} \
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41 // expected-note{{explicitly cast the pointer to silence this warning}}
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42 memmove(wip, ptr, 17); // expected-warning{{destination for this 'memmove' call is a pointer to ownership-qualified type}} \
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43 // expected-note{{explicitly cast the pointer to silence this warning}}
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44 memmove(aip, ptr, 17); // expected-warning{{destination for this 'memmove' call is a pointer to ownership-qualified type}} \
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45 // expected-note{{explicitly cast the pointer to silence this warning}}
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46 memmove(uip, ptr, 17);
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47
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48 memmove(ptr, sip, 17); // expected-warning{{source of this 'memmove' call is a pointer to ownership-qualified type}} \
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49 // expected-note{{explicitly cast the pointer to silence this warning}}
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50 memmove(ptr, wip, 17); // expected-warning{{source of this 'memmove' call is a pointer to ownership-qualified type}} \
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51 // expected-note{{explicitly cast the pointer to silence this warning}}
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52 memmove(ptr, aip, 17); // expected-warning{{source of this 'memmove' call is a pointer to ownership-qualified type}} \
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53 // expected-note{{explicitly cast the pointer to silence this warning}}
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54 memmove(ptr, uip, 17);
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55 }
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56
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57 void rdar9772982(int i, ...) {
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58 __builtin_va_list ap;
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59
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60 __builtin_va_start(ap, i);
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61 __builtin_va_arg(ap, __strong id); // expected-error{{second argument to 'va_arg' is of ARC ownership-qualified type '__strong id'}}
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62 __builtin_va_end(ap);
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63 }
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