X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=notmuch-private.h;fp=notmuch-private.h;h=602d1a9ece954905c468934e25e8563bbb35f3db;hp=53e99bdd8a23634e815b2c62141c0039be17f8e4;hb=28dd86af05688e96f7da8297099230b77d34f17a;hpb=9ec68aa9c4694bdf1b948bb93299e0270ec071ae

diff --git a/notmuch-private.h b/notmuch-private.h
index 53e99bdd..602d1a9e 100644
--- a/notmuch-private.h
+++ b/notmuch-private.h
@@ -45,6 +45,8 @@ NOTMUCH_BEGIN_DECLS
 
 #include "xutil.h"
 
+#define COMPILE_TIME_ASSERT(pred) ((void)sizeof(char[1 - 2*!(pred)]))
+
 /* Thanks to Andrew Tridgell's (SAMBA's) talloc for this definition of
  * unlikely. The talloc source code comes to us via the GNU LGPL v. 3.
  */