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-rw-r--r--src/thread/pthread_atfork.c2
-rw-r--r--src/thread/pthread_barrier_wait.c8
-rw-r--r--src/thread/pthread_cond_timedwait.c10
-rw-r--r--src/thread/pthread_key_create.c2
-rw-r--r--src/thread/pthread_once.c2
-rw-r--r--src/thread/sem_open.c2
-rw-r--r--src/thread/sem_timedwait.c2
-rw-r--r--src/thread/synccall.c4
-rw-r--r--src/thread/vmlock.c2
9 files changed, 18 insertions, 16 deletions
diff --git a/src/thread/pthread_atfork.c b/src/thread/pthread_atfork.c
index 95fce207..a40d7f63 100644
--- a/src/thread/pthread_atfork.c
+++ b/src/thread/pthread_atfork.c
@@ -8,7 +8,7 @@ static struct atfork_funcs {
struct atfork_funcs *prev, *next;
} *funcs;
-static int lock[2];
+static volatile int lock[2];
void __fork_handler(int who)
{
diff --git a/src/thread/pthread_barrier_wait.c b/src/thread/pthread_barrier_wait.c
index e15abb84..bfeb3464 100644
--- a/src/thread/pthread_barrier_wait.c
+++ b/src/thread/pthread_barrier_wait.c
@@ -54,10 +54,10 @@ static int pshared_barrier_wait(pthread_barrier_t *b)
struct instance
{
- int count;
- int last;
- int waiters;
- int finished;
+ volatile int count;
+ volatile int last;
+ volatile int waiters;
+ volatile int finished;
};
int pthread_barrier_wait(pthread_barrier_t *b)
diff --git a/src/thread/pthread_cond_timedwait.c b/src/thread/pthread_cond_timedwait.c
index f5fd08c0..27b1a99a 100644
--- a/src/thread/pthread_cond_timedwait.c
+++ b/src/thread/pthread_cond_timedwait.c
@@ -29,8 +29,8 @@ int __pthread_setcancelstate(int, int *);
struct waiter {
struct waiter *prev, *next;
- int state, barrier;
- int *notify;
+ volatile int state, barrier;
+ volatile int *notify;
};
/* Self-synchronized-destruction-safe lock functions */
@@ -67,7 +67,8 @@ enum {
int __pthread_cond_timedwait(pthread_cond_t *restrict c, pthread_mutex_t *restrict m, const struct timespec *restrict ts)
{
struct waiter node = { 0 };
- int e, seq, *fut, clock = c->_c_clock, cs, shared=0, oldstate, tmp;
+ int e, seq, clock = c->_c_clock, cs, shared=0, oldstate, tmp;
+ volatile int *fut;
if ((m->_m_type&15) && (m->_m_lock&INT_MAX) != __pthread_self()->tid)
return EPERM;
@@ -175,7 +176,8 @@ done:
int __private_cond_signal(pthread_cond_t *c, int n)
{
struct waiter *p, *first=0;
- int ref = 0, cur;
+ volatile int ref = 0;
+ int cur;
lock(&c->_c_lock);
for (p=c->_c_tail; n && p; p=p->prev) {
diff --git a/src/thread/pthread_key_create.c b/src/thread/pthread_key_create.c
index bfcd5976..198ae56e 100644
--- a/src/thread/pthread_key_create.c
+++ b/src/thread/pthread_key_create.c
@@ -3,7 +3,7 @@
volatile size_t __pthread_tsd_size = sizeof(void *) * PTHREAD_KEYS_MAX;
void *__pthread_tsd_main[PTHREAD_KEYS_MAX] = { 0 };
-static void (*keys[PTHREAD_KEYS_MAX])(void *);
+static void (*volatile keys[PTHREAD_KEYS_MAX])(void *);
static void nodtor(void *dummy)
{
diff --git a/src/thread/pthread_once.c b/src/thread/pthread_once.c
index df655ef9..a8f8aeb1 100644
--- a/src/thread/pthread_once.c
+++ b/src/thread/pthread_once.c
@@ -40,7 +40,7 @@ int __pthread_once(pthread_once_t *control, void (*init)(void))
{
/* Return immediately if init finished before, but ensure that
* effects of the init routine are visible to the caller. */
- if (*control == 2) {
+ if (*(volatile int *)control == 2) {
a_barrier();
return 0;
}
diff --git a/src/thread/sem_open.c b/src/thread/sem_open.c
index 9a95d257..ab884a42 100644
--- a/src/thread/sem_open.c
+++ b/src/thread/sem_open.c
@@ -20,7 +20,7 @@ static struct {
sem_t *sem;
int refcnt;
} *semtab;
-static int lock[2];
+static volatile int lock[2];
#define FLAGS (O_RDWR|O_NOFOLLOW|O_CLOEXEC|O_NONBLOCK)
diff --git a/src/thread/sem_timedwait.c b/src/thread/sem_timedwait.c
index a7488df7..8132eb1b 100644
--- a/src/thread/sem_timedwait.c
+++ b/src/thread/sem_timedwait.c
@@ -19,7 +19,7 @@ int sem_timedwait(sem_t *restrict sem, const struct timespec *restrict at)
int r;
a_inc(sem->__val+1);
a_cas(sem->__val, 0, -1);
- pthread_cleanup_push(cleanup, sem->__val+1);
+ pthread_cleanup_push(cleanup, (void *)(sem->__val+1));
r = __timedwait_cp(sem->__val, -1, CLOCK_REALTIME, at, sem->__val[2]);
pthread_cleanup_pop(1);
if (r && r != EINTR) {
diff --git a/src/thread/synccall.c b/src/thread/synccall.c
index 47d070b4..000ec4e3 100644
--- a/src/thread/synccall.c
+++ b/src/thread/synccall.c
@@ -14,8 +14,8 @@ static struct chain {
sem_t target_sem, caller_sem;
} *volatile head;
-static int synccall_lock[2];
-static int target_tid;
+static volatile int synccall_lock[2];
+static volatile int target_tid;
static void (*callback)(void *), *context;
static volatile int dummy = 0;
weak_alias(dummy, __block_new_threads);
diff --git a/src/thread/vmlock.c b/src/thread/vmlock.c
index aba9e311..125c6dc9 100644
--- a/src/thread/vmlock.c
+++ b/src/thread/vmlock.c
@@ -1,6 +1,6 @@
#include "pthread_impl.h"
-static int vmlock[2];
+static volatile int vmlock[2];
void __vm_lock(int inc)
{