configure: Fix attribute((packed)) test when using -Werror

2014-06-04 15:53:13 +02:00
parent 3ab6082a0f
commit 0ca8541564
1 changed files with 2 additions and 1 deletions
@@ -759,7 +759,8 @@ AC_MSG_CHECKING([for working __attribute__((packed))])
 AC_COMPILE_IFELSE(
 	[AC_LANG_PROGRAM([], [[
 		struct test { char a; short b; } __attribute__((packed));
-		char x[sizeof(struct test) == sizeof(char) + sizeof(short) ? 1 : -1];
+		char x[sizeof(struct test) == sizeof(char) + sizeof(short) ? 1 : -1]
+			__attribute__((unused));
 		return 0;
 	]])],
 	[AC_MSG_RESULT([yes])],