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

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

diff --git a/ccan/cast/test/compile_fail-cast_signed-sizesame.c b/ccan/cast/test/compile_fail-cast_signed-sizesame.c
index 87da721647bea6ef3d40068cb5c124a41126c660..2bc40b2f462b0ece7254eb671ed8c80f6167816a 100644 (file)
--- a/ccan/cast/test/compile_fail-cast_signed-sizesame.c
+++ b/ccan/cast/test/compile_fail-cast_signed-sizesame.c
@@ -18,6 +18,7 @@ int main(int argc, char *argv[])
 
        uc = cast_signed(unsigned char *, p);
 
+       (void) uc; /* Suppress unused-but-set-variable warning. */
        return 0;
 }