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150
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1 // RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
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2
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3 #include <stdio.h>
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4 #include <stdlib.h>
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5
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6 static void atexit5() {
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7 fprintf(stderr, "5");
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8 }
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9
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10 static void atexit4() {
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11 fprintf(stderr, "4");
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12 }
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13
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14 static void atexit3() {
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15 fprintf(stderr, "3");
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16 }
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17
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18 static void atexit2() {
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19 fprintf(stderr, "2");
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20 }
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21
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22 static void atexit1() {
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23 fprintf(stderr, "1");
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24 }
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25
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26 static void atexit0() {
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27 fprintf(stderr, "\n");
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28 }
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29
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30 int main() {
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31 atexit(atexit0);
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32 atexit(atexit1);
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33 atexit(atexit2);
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34 atexit(atexit3);
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35 atexit(atexit4);
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36 atexit(atexit5);
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37 }
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38
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39 // CHECK-NOT: FATAL: ThreadSanitizer
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40 // CHECK-NOT: WARNING: ThreadSanitizer
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41 // CHECK: 54321
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