Avoid a warning for compiling with `gcc -Wbad-function cast'. (This

is the warning that points to the bug in `(char *)malloc(...)' where
malloc() is implicitly declared as returning int.  We do similar things
here, but they work because u_int is the same as uintptr_t on i386's.)

1 files changed, 5 insertions, 1 deletions

diff --git a/sys/i386/include/atomic.h b/sys/i386/include/atomic.h
index 919bd5a..a54a5ab 100644
--- a/sys/i386/include/atomic.h
+++ b/sys/i386/include/atomic.h
@@ -368,7 +368,11 @@ atomic_cmpset_ptr(volatile void *dst, void *exp, void *src)
 static __inline void *
 atomic_load_acq_ptr(volatile void *p)
 {
-	return (void *)atomic_load_acq_int((volatile u_int *)p);
+	/*
+	 * The apparently-bogus cast to intptr_t in the following is to
+	 * avoid a warning from "gcc -Wbad-function-cast".
+	 */
+	return ((void *)(intptr_t)atomic_load_acq_int((volatile u_int *)p));
 }
 
 static __inline void