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refactor: Use (int)&(int) in boolean context to avoid compiler warning

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This fixes a compiler warning:

./src/ecdsa_impl.h:312:12: warning: use of bitwise '&' with boolean operands [-Wbitwise-instead-of-logical]
    return !secp256k1_scalar_is_zero(sigr) & !secp256k1_scalar_is_zero(sigs);
           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
This commit is contained in:
MarcoFalke 2021-11-08 16:07:31 +01:00
parent 515a5dbd02
commit 16d132215c
1 changed files with 2 additions and 2 deletions
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src/ecdsa_impl.h
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@ -309,7 +309,7 @@ static int secp256k1_ecdsa_sig_sign(const secp256k1_ecmult_gen_context *ctx, sec
/* P.x = order is on the curve, so technically sig->r could end up being zero, which would be an invalid signature.
* This is cryptographically unreachable as hitting it requires finding the discrete log of P.x = N.
*/
return !secp256k1_scalar_is_zero(sigr) & !secp256k1_scalar_is_zero(sigs);
return (int)(!secp256k1_scalar_is_zero(sigr)) & (int)(!secp256k1_scalar_is_zero(sigs));
}
#endif /* SECP256K1_ECDSA_IMPL_H */