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150
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1 // RUN: %clangxx_tsan -O1 -DTEST_ERROR=ERANGE %s -o %t && %run %t 2>&1 | FileCheck --check-prefixes=CHECK,CHECK-SYS %s
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2 // RUN: %clangxx_tsan -O1 -DTEST_ERROR=-1 %s -o %t && not %run %t 2>&1 | FileCheck --check-prefixes=CHECK,CHECK-USER %s
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3 // This test is for GNU specific version of strerror_r()
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252
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4 // UNSUPPORTED: darwin, target={{.*(netbsd|freebsd).*}}
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150
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5
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6 #include "test.h"
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7
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8 #include <errno.h>
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9 #include <pthread.h>
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10 #include <string.h>
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11
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12 char buffer[1000];
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13
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14 void *Thread(void *p) {
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15 barrier_wait(&barrier);
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16 return strerror_r(TEST_ERROR, buffer, sizeof(buffer));
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17 }
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18
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19 int main() {
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20 barrier_init(&barrier, 2);
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21 pthread_t th;
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22 pthread_create(&th, 0, Thread, 0);
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23 strerror_r(TEST_ERROR, buffer, sizeof(buffer));
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24 barrier_wait(&barrier);
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25 pthread_join(th, 0);
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26 fprintf(stderr, "DONE\n");
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27 }
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28
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29 // CHECK-USER: WARNING: ThreadSanitizer: data race
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30 // CHECK-SYS-NOT: WARNING: ThreadSanitizer: data race
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31
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32 // CHECK: DONE
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