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| // RUN: %clangxx_asan -O0 %s -o %t && %run %t
// RUN: %clangxx_asan -O0 %s -DPOSITIVE -o %t && not %run %t 2>&1 | FileCheck %s
// Test the readv() interceptor.
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/uio.h>
#include <time.h>
int main() {
char buf[2011];
struct iovec iov[2];
#ifdef POSITIVE
char * volatile buf_ = buf;
iov[0].iov_base = buf_ - 1;
#else
iov[0].iov_base = buf + 1;
#endif
iov[0].iov_len = 5;
iov[1].iov_base = buf + 10;
iov[1].iov_len = 2000;
int fd = open("/etc/hosts", O_RDONLY);
assert(fd > 0);
readv(fd, iov, 2);
// CHECK: WRITE of size 5 at
close(fd);
return 0;
}
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