ioq: Ensure ioq_ent is sufficiently aligned

The natural alignment of struct ioq_ent is only 2 on m68k, so over-align
it to at least 4 bytes on all platforms.

Link: https://buildd.debian.org/status/fetch.php?pkg=bfs&arch=m68k&ver=3.1-1&stamp=1707699583

1 files changed, 1 insertions, 1 deletions

diff --git a/src/ioq.c b/src/ioq.c
index cf0b927..f23b62f 100644
--- a/src/ioq.c
+++ b/src/ioq.c
@@ -177,7 +177,7 @@ typedef atomic uintptr_t ioq_slot;
 #define IOQ_SKIP_ONE (~IOQ_BLOCKED)
 
 // Need room for two flag bits
-bfs_static_assert(alignof(struct ioq_ent) > 2);
+bfs_static_assert(alignof(struct ioq_ent) >= (1 << 2));
 
 /**
  * An MPMC queue of I/O commands.