crypt_blowfish.c: clang++ compat in BF_swap

diff --git a/src/crypt_blowfish.c b/src/crypt_blowfish.c
index db7d2be..e4b4602 100644 (file)
--- a/src/crypt_blowfish.c
+++ b/src/crypt_blowfish.c
@@ -431,7 +431,8 @@ static void BF_encode(char *dst, const BF_word *src, int size)
 
 static void BF_swap(BF_word *x, int count)
 {
-       if ((union { int i; char c; }){1}.c)
+       union { int i; char c; } u = {1};
+       if (u.c)
        do {
                BF_word tmp = *x;
                tmp = (tmp << 16) | (tmp >> 16);