X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fbasic%2Fmacro.h;h=627d768b76bada29f5f7d106a13ca215a55470cf;hp=58530a398089a1ff16b199111bde046659a3bf40;hb=21ecddbbb2c9e06d080b2526a870898a8b90f52a;hpb=1cfc78c91965df340cdde100ad6cb3ed50b28927;ds=sidebyside

diff --git a/src/basic/macro.h b/src/basic/macro.h
index 58530a398..627d768b7 100644
--- a/src/basic/macro.h
+++ b/src/basic/macro.h
@@ -407,12 +407,12 @@ do {                                                                    \
 
 #define IN_SET(x, y, ...)                                               \
         ({                                                              \
-                const typeof(y) _y = (y);                               \
-                const typeof(_y) _x = (x);                              \
+                static const typeof(y) _array[] = { (y), __VA_ARGS__ }; \
+                const typeof(y) _x = (x);                               \
                 unsigned _i;                                            \
                 bool _found = false;                                    \
-                for (_i = 0; _i < 1 + sizeof((const typeof(_x)[]) { __VA_ARGS__ })/sizeof(const typeof(_x)); _i++) \
-                        if (((const typeof(_x)[]) { _y, __VA_ARGS__ })[_i] == _x) { \
+                for (_i = 0; _i < ELEMENTSOF(_array); _i++)             \
+                        if (_array[_i] == _x) {                         \
                                 _found = true;                          \
                                 break;                                  \
                         }                                               \