promise: fix signed/unsigned warning

diff --git a/promise.cc b/promise.cc
index 59fb9ee43115cd81ed60b2487ffbb563e90bd6da..68290eecefac6c7ed72673e01a941e9f0afda3be 100644 (file)
--- a/promise.cc
+++ b/promise.cc
@@ -15,7 +15,7 @@ bool Promise::increment_threads(thread_id_t tid) {
        unsigned int sync_size=synced_thread.size();
        int promise_tid=id_to_int(read->get_tid());
        for(unsigned int i=1;i<model->get_num_threads();i++) {
-               if ((i >= sync_size || !synced_thread[i]) && ( i != promise_tid ) && (enabled[i] != THREAD_DISABLED)) {
+               if ((i >= sync_size || !synced_thread[i]) && ( (int)i != promise_tid ) && (enabled[i] != THREAD_DISABLED)) {
                        return false;
                }
        }