3 files changed, 5 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/pipebuffer/pb_buffer.h b/src/gallium/auxiliary/pipebuffer/pb_buffer.h
index 97beb5f72a..f5b5f4052f 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_buffer.h
+++ b/src/gallium/auxiliary/pipebuffer/pb_buffer.h
@@ -166,6 +166,7 @@ static INLINE void
 pb_destroy(struct pb_buffer *buf)
 {
    assert(buf);
+   assert(buf->vtbl);
    buf->vtbl->destroy(buf);
 }
 
diff --git a/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c b/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c
index e2ee72ed1f..6e217eb2e0 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_buffer_fenced.c
@@ -285,7 +285,9 @@ fenced_buffer_list_destroy(struct fenced_buffer_list *fenced_list)
    /* Wait on outstanding fences */
    while (fenced_list->numDelayed) {
       _glthread_UNLOCK_MUTEX(fenced_list->mutex);
+#ifndef __MSC__
       sched_yield();
+#endif
       _fenced_buffer_list_check_free(fenced_list, 1);
       _glthread_LOCK_MUTEX(fenced_list->mutex);
    }
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c
index ff4fd123f3..66256f3fa7 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr_mm.c
@@ -192,8 +192,8 @@ mm_bufmgr_create_buffer(struct pb_manager *mgr,
    }
    
    /* Some sanity checks */
-   assert(0 <= mm_buf->block->ofs && mm_buf->block->ofs < mm->size);
-   assert(size <= mm_buf->block->size && mm_buf->block->ofs + mm_buf->block->size <= mm->size);
+   assert(0 <= (unsigned)mm_buf->block->ofs && (unsigned)mm_buf->block->ofs < mm->size);
+   assert(size <= (unsigned)mm_buf->block->size && (unsigned)mm_buf->block->ofs + (unsigned)mm_buf->block->size <= mm->size);
    
    _glthread_UNLOCK_MUTEX(mm->mutex);
    return SUPER(mm_buf);