X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fshared%2Fmacro.h;h=2bb72f0d167626413aa5d91c1182050cc41da57d;hp=08b40fd2b8af0e85260ba6a058095c0dd0fb5fd5;hb=a858b64dddf79177e12ed30f5e8c47a1471c8bfe;hpb=98f59e59e0c31ffcb953d3a7dba0da5e6f2f55f7

diff --git a/src/shared/macro.h b/src/shared/macro.h
index 08b40fd2b..2bb72f0d1 100644
--- a/src/shared/macro.h
+++ b/src/shared/macro.h
@@ -272,11 +272,12 @@ do {                                                                    \
  * signed int in the kernel and these negative numbers are extended to
  * long, which cannot be simply compared to the magic constants anymore.
  */
-#define F_TYPE_CMP(f, c)                                                \
+#define F_TYPE_CMP(f_type, magic)                                       \
         __extension__ ({                                                \
-                        __SWORD_TYPE _f = (f);                          \
-                        const __SWORD_TYPE _c = (c);                    \
-                        const int _c32 = (c);                           \
+                        __SWORD_TYPE _f = (f_type);                     \
+                        const __SWORD_TYPE _c = (magic);                \
+                        const int _c32 = 1 ? (magic)                    \
+                                    : sizeof((int[magic]){0});          \
                         (_f == _c || _f == _c32 );                      \
                 })