base64: fix for unsigned chars (e.g. ARM).

[ccan] / ccan / cast / test / compile_fail-cast_const2.c

diff --git a/ccan/cast/test/compile_fail-cast_const2.c b/ccan/cast/test/compile_fail-cast_const2.c
index a16cfacf15354c468189d50a4a87d6550da30442..b780f5282f15f1da9ca6c2c03e09826cbccab199 100644 (file)
--- a/ccan/cast/test/compile_fail-cast_const2.c
+++ b/ccan/cast/test/compile_fail-cast_const2.c
@@ -6,7 +6,7 @@ struct char_struct {
        char c;
 };
 
-int main(int argc, char *argv[])
+int main(void)
 {
        char **uc;
        const
@@ -18,6 +18,7 @@ int main(int argc, char *argv[])
                **p = NULL;
 
        uc = cast_const2(char **, p);
+       (void) uc; /* Suppress unused-but-set-variable warning. */
        return 0;
 }