cast, container_of, tlist: Fix warning with GCC 4.6: -Wunused-but-set-variable

[ccan] / ccan / cast / test / compile_fail-cast_signed-const.c

diff --git a/ccan/cast/test/compile_fail-cast_signed-const.c b/ccan/cast/test/compile_fail-cast_signed-const.c
index 791d9b84529aa4bad527ec18294ff079a1b547bd..9971dc8eb320cbdc1fc3cfcde2c71b34ea51f6ad 100644 (file)
--- a/ccan/cast/test/compile_fail-cast_signed-const.c
+++ b/ccan/cast/test/compile_fail-cast_signed-const.c
@@ -11,6 +11,7 @@ int main(int argc, char *argv[])
                *p = NULL;
 
        uc = cast_signed(unsigned char *, p);
+       (void) uc; /* Suppress unused-but-set-variable warning. */
        return 0;
 }