lib: Fix compiler warning about mixing boolean with multiplication

dovecot · Aug 17, 2017 · d31018c · d31018c
1 parent b12757f
commit d31018c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/lib/macros.h b/src/lib/macros.h
@@ -158,7 +158,7 @@
 
 #if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 0)) && !defined(__cplusplus)
 #  define COMPILE_ERROR_IF_TRUE(condition) \
-	(sizeof(char[1 - 2 * !!(condition)]) - 1)
+	(sizeof(char[1 - 2 * ((condition) ? 1 : 0)]) - 1)
 #else
 #  define COMPILE_ERROR_IF_TRUE(condition) 0
 #endif