305 lines
18 KiB
C
305 lines
18 KiB
C
// RUN: %clang_analyze_cc1 %s \
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// RUN: -analyzer-checker=core \
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// RUN: -analyzer-checker=apiModeling.StdCLibraryFunctions \
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// RUN: -analyzer-config apiModeling.StdCLibraryFunctions:ModelPOSIX=true \
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// RUN: -analyzer-config apiModeling.StdCLibraryFunctions:DisplayLoadedSummaries=true \
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// RUN: -analyzer-checker=debug.ExprInspection \
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// RUN: -analyzer-config eagerly-assume=false \
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// RUN: -triple i686-unknown-linux 2>&1 | FileCheck %s
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// CHECK: Loaded summary for: long a64l(const char *str64)
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// CHECK: Loaded summary for: char *l64a(long value)
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// CHECK: Loaded summary for: int access(const char *pathname, int amode)
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// CHECK: Loaded summary for: int faccessat(int dirfd, const char *pathname, int mode, int flags)
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// CHECK: Loaded summary for: int dup(int fildes)
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// CHECK: Loaded summary for: int dup2(int fildes1, int filedes2)
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// CHECK: Loaded summary for: int fdatasync(int fildes)
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// CHECK: Loaded summary for: int fnmatch(const char *pattern, const char *string, int flags)
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// CHECK: Loaded summary for: int fsync(int fildes)
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// CHECK: Loaded summary for: int truncate(const char *path, off_t length)
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// CHECK: Loaded summary for: int symlink(const char *oldpath, const char *newpath)
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// CHECK: Loaded summary for: int symlinkat(const char *oldpath, int newdirfd, const char *newpath)
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// CHECK: Loaded summary for: int lockf(int fd, int cmd, off_t len)
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// CHECK: Loaded summary for: int creat(const char *pathname, mode_t mode)
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// CHECK: Loaded summary for: unsigned int sleep(unsigned int seconds)
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// CHECK: Loaded summary for: int dirfd(DIR *dirp)
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// CHECK: Loaded summary for: unsigned int alarm(unsigned int seconds)
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// CHECK: Loaded summary for: int closedir(DIR *dir)
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// CHECK: Loaded summary for: char *strdup(const char *s)
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// CHECK: Loaded summary for: char *strndup(const char *s, size_t n)
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// CHECK: Loaded summary for: int mkstemp(char *template)
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// CHECK: Loaded summary for: char *mkdtemp(char *template)
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// CHECK: Loaded summary for: char *getcwd(char *buf, size_t size)
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// CHECK: Loaded summary for: int mkdir(const char *pathname, mode_t mode)
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// CHECK: Loaded summary for: int mkdirat(int dirfd, const char *pathname, mode_t mode)
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// CHECK: Loaded summary for: int mknod(const char *pathname, mode_t mode, dev_t dev)
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// CHECK: Loaded summary for: int mknodat(int dirfd, const char *pathname, mode_t mode, dev_t dev)
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// CHECK: Loaded summary for: int chmod(const char *path, mode_t mode)
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// CHECK: Loaded summary for: int fchmodat(int dirfd, const char *pathname, mode_t mode, int flags)
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// CHECK: Loaded summary for: int fchmod(int fildes, mode_t mode)
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// CHECK: Loaded summary for: int fchownat(int dirfd, const char *pathname, uid_t owner, gid_t group, int flags)
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// CHECK: Loaded summary for: int chown(const char *path, uid_t owner, gid_t group)
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// CHECK: Loaded summary for: int lchown(const char *path, uid_t owner, gid_t group)
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// CHECK: Loaded summary for: int fchown(int fildes, uid_t owner, gid_t group)
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// CHECK: Loaded summary for: int rmdir(const char *pathname)
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// CHECK: Loaded summary for: int chdir(const char *path)
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// CHECK: Loaded summary for: int link(const char *oldpath, const char *newpath)
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// CHECK: Loaded summary for: int linkat(int fd1, const char *path1, int fd2, const char *path2, int flag)
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// CHECK: Loaded summary for: int unlink(const char *pathname)
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// CHECK: Loaded summary for: int unlinkat(int fd, const char *path, int flag)
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// CHECK: Loaded summary for: int fstat(int fd, struct stat *statbuf)
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// CHECK: Loaded summary for: int stat(const char *restrict path, struct stat *restrict buf)
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// CHECK: Loaded summary for: int lstat(const char *restrict path, struct stat *restrict buf)
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// CHECK: Loaded summary for: int fstatat(int fd, const char *restrict path, struct stat *restrict buf, int flag)
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// CHECK: Loaded summary for: DIR *opendir(const char *name)
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// CHECK: Loaded summary for: DIR *fdopendir(int fd)
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// CHECK: Loaded summary for: int isatty(int fildes)
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// CHECK: Loaded summary for: FILE *popen(const char *command, const char *type)
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// CHECK: Loaded summary for: int pclose(FILE *stream)
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// CHECK: Loaded summary for: int close(int fildes)
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// CHECK: Loaded summary for: long fpathconf(int fildes, int name)
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// CHECK: Loaded summary for: long pathconf(const char *path, int name)
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// CHECK: Loaded summary for: FILE *fdopen(int fd, const char *mode)
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// CHECK: Loaded summary for: void rewinddir(DIR *dir)
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// CHECK: Loaded summary for: void seekdir(DIR *dirp, long loc)
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// CHECK: Loaded summary for: int rand_r(unsigned int *seedp)
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// CHECK: Loaded summary for: int fileno(FILE *stream)
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// CHECK: Loaded summary for: int fseeko(FILE *stream, off_t offset, int whence)
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// CHECK: Loaded summary for: off_t ftello(FILE *stream)
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// CHECK: Loaded summary for: void *mmap(void *addr, size_t length, int prot, int flags, int fd, off_t offset)
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// CHECK: Loaded summary for: void *mmap64(void *addr, size_t length, int prot, int flags, int fd, off64_t offset)
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// CHECK: Loaded summary for: int pipe(int fildes[2])
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// CHECK: Loaded summary for: off_t lseek(int fildes, off_t offset, int whence)
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// CHECK: Loaded summary for: ssize_t readlink(const char *restrict path, char *restrict buf, size_t bufsize)
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// CHECK: Loaded summary for: ssize_t readlinkat(int fd, const char *restrict path, char *restrict buf, size_t bufsize)
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// CHECK: Loaded summary for: int renameat(int olddirfd, const char *oldpath, int newdirfd, const char *newpath)
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// CHECK: Loaded summary for: char *realpath(const char *restrict file_name, char *restrict resolved_name)
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// CHECK: Loaded summary for: int execv(const char *path, char *const argv[])
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// CHECK: Loaded summary for: int execvp(const char *file, char *const argv[])
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// CHECK: Loaded summary for: int getopt(int argc, char *const argv[], const char *optstring)
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// CHECK: Loaded summary for: int accept(int socket, __SOCKADDR_ARG address, socklen_t *restrict address_len)
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// CHECK: Loaded summary for: int bind(int socket, __CONST_SOCKADDR_ARG address, socklen_t address_len)
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// CHECK: Loaded summary for: int getpeername(int socket, __SOCKADDR_ARG address, socklen_t *restrict address_len)
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// CHECK: Loaded summary for: int getsockname(int socket, __SOCKADDR_ARG address, socklen_t *restrict address_len)
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// CHECK: Loaded summary for: int connect(int socket, __CONST_SOCKADDR_ARG address, socklen_t address_len)
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// CHECK: Loaded summary for: ssize_t recvfrom(int socket, void *restrict buffer, size_t length, int flags, __SOCKADDR_ARG address, socklen_t *restrict address_len)
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// CHECK: Loaded summary for: ssize_t sendto(int socket, const void *message, size_t length, int flags, __CONST_SOCKADDR_ARG dest_addr, socklen_t dest_len)
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// CHECK: Loaded summary for: int listen(int sockfd, int backlog)
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// CHECK: Loaded summary for: ssize_t recv(int sockfd, void *buf, size_t len, int flags)
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// CHECK: Loaded summary for: ssize_t recvmsg(int sockfd, struct msghdr *msg, int flags)
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// CHECK: Loaded summary for: ssize_t sendmsg(int sockfd, const struct msghdr *msg, int flags)
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// CHECK: Loaded summary for: int setsockopt(int socket, int level, int option_name, const void *option_value, socklen_t option_len)
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// CHECK: Loaded summary for: int getsockopt(int socket, int level, int option_name, void *restrict option_value, socklen_t *restrict option_len)
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// CHECK: Loaded summary for: ssize_t send(int sockfd, const void *buf, size_t len, int flags)
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// CHECK: Loaded summary for: int socketpair(int domain, int type, int protocol, int sv[2])
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// CHECK: Loaded summary for: int getnameinfo(const struct sockaddr *restrict sa, socklen_t salen, char *restrict node, socklen_t nodelen, char *restrict service, socklen_t servicelen, int flags)
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// CHECK: Loaded summary for: int utime(const char *filename, struct utimbuf *buf)
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// CHECK: Loaded summary for: int futimens(int fd, const struct timespec times[2])
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// CHECK: Loaded summary for: int utimensat(int dirfd, const char *pathname, const struct timespec times[2], int flags)
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// CHECK: Loaded summary for: int utimes(const char *filename, const struct timeval times[2])
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// CHECK: Loaded summary for: int nanosleep(const struct timespec *rqtp, struct timespec *rmtp)
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// CHECK: Loaded summary for: struct tm *localtime(const time_t *tp)
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// CHECK: Loaded summary for: struct tm *localtime_r(const time_t *restrict timer, struct tm *restrict result)
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// CHECK: Loaded summary for: char *asctime_r(const struct tm *restrict tm, char *restrict buf)
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// CHECK: Loaded summary for: char *ctime_r(const time_t *timep, char *buf)
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// CHECK: Loaded summary for: struct tm *gmtime_r(const time_t *restrict timer, struct tm *restrict result)
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// CHECK: Loaded summary for: struct tm *gmtime(const time_t *tp)
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// CHECK: Loaded summary for: int clock_gettime(clockid_t clock_id, struct timespec *tp)
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// CHECK: Loaded summary for: int getitimer(int which, struct itimerval *curr_value)
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// CHECK: Loaded summary for: int pthread_cond_signal(pthread_cond_t *cond)
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// CHECK: Loaded summary for: int pthread_cond_broadcast(pthread_cond_t *cond)
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// CHECK: Loaded summary for: int pthread_create(pthread_t *restrict thread, const pthread_attr_t *restrict attr, void *(*start_routine)(void *), void *restrict arg)
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// CHECK: Loaded summary for: int pthread_attr_destroy(pthread_attr_t *attr)
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// CHECK: Loaded summary for: int pthread_attr_init(pthread_attr_t *attr)
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// CHECK: Loaded summary for: int pthread_attr_getstacksize(const pthread_attr_t *restrict attr, size_t *restrict stacksize)
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// CHECK: Loaded summary for: int pthread_attr_getguardsize(const pthread_attr_t *restrict attr, size_t *restrict guardsize)
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// CHECK: Loaded summary for: int pthread_attr_setstacksize(pthread_attr_t *attr, size_t stacksize)
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// CHECK: Loaded summary for: int pthread_attr_setguardsize(pthread_attr_t *attr, size_t guardsize)
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// CHECK: Loaded summary for: int pthread_mutex_init(pthread_mutex_t *restrict mutex, const pthread_mutexattr_t *restrict attr)
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// CHECK: Loaded summary for: int pthread_mutex_destroy(pthread_mutex_t *mutex)
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// CHECK: Loaded summary for: int pthread_mutex_lock(pthread_mutex_t *mutex)
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// CHECK: Loaded summary for: int pthread_mutex_trylock(pthread_mutex_t *mutex)
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// CHECK: Loaded summary for: int pthread_mutex_unlock(pthread_mutex_t *mutex)
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long a64l(const char *str64);
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char *l64a(long value);
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int access(const char *pathname, int amode);
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int faccessat(int dirfd, const char *pathname, int mode, int flags);
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int dup(int fildes);
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int dup2(int fildes1, int filedes2);
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int fdatasync(int fildes);
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int fnmatch(const char *pattern, const char *string, int flags);
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int fsync(int fildes);
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typedef unsigned long off_t;
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int truncate(const char *path, off_t length);
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int symlink(const char *oldpath, const char *newpath);
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int symlinkat(const char *oldpath, int newdirfd, const char *newpath);
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int lockf(int fd, int cmd, off_t len);
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typedef unsigned mode_t;
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int creat(const char *pathname, mode_t mode);
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unsigned int sleep(unsigned int seconds);
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typedef struct {
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int a;
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} DIR;
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int dirfd(DIR *dirp);
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unsigned int alarm(unsigned int seconds);
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int closedir(DIR *dir);
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char *strdup(const char *s);
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typedef typeof(sizeof(int)) size_t;
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char *strndup(const char *s, size_t n);
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/*FIXME How to define wchar_t in the test?*/
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/*typedef __wchar_t wchar_t;*/
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/*wchar_t *wcsdup(const wchar_t *s);*/
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int mkstemp(char *template);
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char *mkdtemp(char *template);
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char *getcwd(char *buf, size_t size);
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int mkdir(const char *pathname, mode_t mode);
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int mkdirat(int dirfd, const char *pathname, mode_t mode);
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typedef int dev_t;
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int mknod(const char *pathname, mode_t mode, dev_t dev);
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int mknodat(int dirfd, const char *pathname, mode_t mode, dev_t dev);
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int chmod(const char *path, mode_t mode);
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int fchmodat(int dirfd, const char *pathname, mode_t mode, int flags);
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int fchmod(int fildes, mode_t mode);
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typedef int uid_t;
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typedef int gid_t;
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int fchownat(int dirfd, const char *pathname, uid_t owner, gid_t group, int flags);
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int chown(const char *path, uid_t owner, gid_t group);
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int lchown(const char *path, uid_t owner, gid_t group);
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int fchown(int fildes, uid_t owner, gid_t group);
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int rmdir(const char *pathname);
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int chdir(const char *path);
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int link(const char *oldpath, const char *newpath);
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int linkat(int fd1, const char *path1, int fd2, const char *path2, int flag);
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int unlink(const char *pathname);
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int unlinkat(int fd, const char *path, int flag);
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struct stat;
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int fstat(int fd, struct stat *statbuf);
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int stat(const char *restrict path, struct stat *restrict buf);
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int lstat(const char *restrict path, struct stat *restrict buf);
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int fstatat(int fd, const char *restrict path, struct stat *restrict buf, int flag);
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DIR *opendir(const char *name);
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DIR *fdopendir(int fd);
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int isatty(int fildes);
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typedef struct {
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int x;
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} FILE;
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FILE *popen(const char *command, const char *type);
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int pclose(FILE *stream);
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int close(int fildes);
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long fpathconf(int fildes, int name);
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long pathconf(const char *path, int name);
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FILE *fdopen(int fd, const char *mode);
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void rewinddir(DIR *dir);
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void seekdir(DIR *dirp, long loc);
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int rand_r(unsigned int *seedp);
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int fileno(FILE *stream);
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int fseeko(FILE *stream, off_t offset, int whence);
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off_t ftello(FILE *stream);
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void *mmap(void *addr, size_t length, int prot, int flags, int fd, off_t offset);
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typedef off_t off64_t;
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void *mmap64(void *addr, size_t length, int prot, int flags, int fd, off64_t offset);
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int pipe(int fildes[2]);
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off_t lseek(int fildes, off_t offset, int whence);
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typedef size_t ssize_t;
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ssize_t readlink(const char *restrict path, char *restrict buf, size_t bufsize);
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ssize_t readlinkat(int fd, const char *restrict path, char *restrict buf, size_t bufsize);
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int renameat(int olddirfd, const char *oldpath, int newdirfd, const char *newpath);
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char *realpath(const char *restrict file_name, char *restrict resolved_name);
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int execv(const char *path, char *const argv[]);
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int execvp(const char *file, char *const argv[]);
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int getopt(int argc, char *const argv[], const char *optstring);
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// In some libc implementations, sockaddr parameter is a transparent
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// union of the underlying sockaddr_ pointers instead of being a
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// pointer to struct sockaddr.
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// We match that with the joker Irrelevant type.
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struct sockaddr;
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struct sockaddr_at;
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#define __SOCKADDR_ALLTYPES \
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__SOCKADDR_ONETYPE(sockaddr) \
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__SOCKADDR_ONETYPE(sockaddr_at)
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#define __SOCKADDR_ONETYPE(type) struct type *__restrict __##type##__;
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typedef union {
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__SOCKADDR_ALLTYPES
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} __SOCKADDR_ARG __attribute__((__transparent_union__));
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#undef __SOCKADDR_ONETYPE
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#define __SOCKADDR_ONETYPE(type) const struct type *__restrict __##type##__;
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typedef union {
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__SOCKADDR_ALLTYPES
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} __CONST_SOCKADDR_ARG __attribute__((__transparent_union__));
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#undef __SOCKADDR_ONETYPE
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typedef unsigned socklen_t;
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int accept(int socket, __SOCKADDR_ARG address, socklen_t *restrict address_len);
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int bind(int socket, __CONST_SOCKADDR_ARG address, socklen_t address_len);
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int getpeername(int socket, __SOCKADDR_ARG address, socklen_t *restrict address_len);
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int getsockname(int socket, __SOCKADDR_ARG address, socklen_t *restrict address_len);
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int connect(int socket, __CONST_SOCKADDR_ARG address, socklen_t address_len);
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ssize_t recvfrom(int socket, void *restrict buffer, size_t length, int flags, __SOCKADDR_ARG address, socklen_t *restrict address_len);
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ssize_t sendto(int socket, const void *message, size_t length, int flags, __CONST_SOCKADDR_ARG dest_addr, socklen_t dest_len);
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int listen(int sockfd, int backlog);
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ssize_t recv(int sockfd, void *buf, size_t len, int flags);
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struct msghdr;
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ssize_t recvmsg(int sockfd, struct msghdr *msg, int flags);
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ssize_t sendmsg(int sockfd, const struct msghdr *msg, int flags);
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int setsockopt(int socket, int level, int option_name, const void *option_value, socklen_t option_len);
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int getsockopt(int socket, int level, int option_name, void *restrict option_value, socklen_t *restrict option_len);
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ssize_t send(int sockfd, const void *buf, size_t len, int flags);
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int socketpair(int domain, int type, int protocol, int sv[2]);
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int getnameinfo(const struct sockaddr *restrict sa, socklen_t salen, char *restrict node, socklen_t nodelen, char *restrict service, socklen_t servicelen, int flags);
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struct utimbuf;
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struct timespec { int x; };
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struct timeval { int x; };
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int utime(const char *filename, struct utimbuf *buf);
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int futimens(int fd, const struct timespec times[2]);
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int utimensat(int dirfd, const char *pathname, const struct timespec times[2], int flags);
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int utimes(const char *filename, const struct timeval times[2]);
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int nanosleep(const struct timespec *rqtp, struct timespec *rmtp);
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typedef unsigned long time_t;
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struct tm *localtime(const time_t *tp);
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struct tm *localtime_r(const time_t *restrict timer, struct tm *restrict result);
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char *asctime_r(const struct tm *restrict tm, char *restrict buf);
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char *ctime_r(const time_t *timep, char *buf);
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struct tm *gmtime_r(const time_t *restrict timer, struct tm *restrict result);
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struct tm *gmtime(const time_t *tp);
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typedef unsigned long clockid_t;
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int clock_gettime(clockid_t clock_id, struct timespec *tp);
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struct itimerval;
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int getitimer(int which, struct itimerval *curr_value);
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typedef union {
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int x;
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} pthread_cond_t;
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int pthread_cond_signal(pthread_cond_t *cond);
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int pthread_cond_broadcast(pthread_cond_t *cond);
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typedef union {
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int x;
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} pthread_attr_t;
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typedef unsigned long int pthread_t;
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int pthread_create(pthread_t *restrict thread, const pthread_attr_t *restrict attr, void *(*start_routine)(void *), void *restrict arg);
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int pthread_attr_destroy(pthread_attr_t *attr);
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int pthread_attr_init(pthread_attr_t *attr);
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int pthread_attr_getstacksize(const pthread_attr_t *restrict attr, size_t *restrict stacksize);
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int pthread_attr_getguardsize(const pthread_attr_t *restrict attr, size_t *restrict guardsize);
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int pthread_attr_setstacksize(pthread_attr_t *attr, size_t stacksize);
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int pthread_attr_setguardsize(pthread_attr_t *attr, size_t guardsize);
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typedef union {
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int x;
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} pthread_mutex_t;
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typedef union {
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int x;
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} pthread_mutexattr_t;
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int pthread_mutex_init(pthread_mutex_t *restrict mutex, const pthread_mutexattr_t *restrict attr);
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int pthread_mutex_destroy(pthread_mutex_t *mutex);
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int pthread_mutex_lock(pthread_mutex_t *mutex);
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int pthread_mutex_trylock(pthread_mutex_t *mutex);
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int pthread_mutex_unlock(pthread_mutex_t *mutex);
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// Must have at least one call expression to initialize the summary map.
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int bar(void);
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void foo() {
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bar();
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}
|