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// RUN: %clangxx_tsan -O1 %s -o %T/global_race.cc.exe && %deflake %run %T/global_race.cc.exe | FileCheck %s
#include <pthread.h>
#include <stdio.h>
#include <stddef.h>
#include <unistd.h>
int GlobalData[10];
void *Thread(void *a) {
sleep(1);
GlobalData[2] = 42;
return 0;
}
int main() {
// On FreeBSD, the %p conversion specifier works as 0x%x and thus does not
// match to the format used in the diagnotic message.
fprintf(stderr, "addr=0x%012lx\n", (unsigned long) GlobalData);
pthread_t t;
pthread_create(&t, 0, Thread, 0);
GlobalData[2] = 43;
pthread_join(t, 0);
}
// CHECK: addr=[[ADDR:0x[0-9,a-f]+]]
// CHECK: WARNING: ThreadSanitizer: data race
// CHECK: Location is global 'GlobalData' of size 40 at [[ADDR]] (global_race.cc.exe+0x{{[0-9,a-f]+}})
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