From 6af16ec5eed85390bcbd004806a842d6153d6a31 Mon Sep 17 00:00:00 2001 From: Emilia Kasper Date: Mon, 15 Dec 2014 13:11:52 +0100 Subject: [PATCH] Fix unused variable warning The temporary variable causes unused variable warnings in opt mode with clang, because the subsequent assert is compiled out. Reviewed-by: Rich Salz --- crypto/bn/bn.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/crypto/bn/bn.h b/crypto/bn/bn.h index 2e3fab98db..84cad1741e 100644 --- a/crypto/bn/bn.h +++ b/crypto/bn/bn.h @@ -762,7 +762,9 @@ int RAND_pseudo_bytes(unsigned char *buf,int num); #define bn_wcheck_size(bn, words) \ do { \ const BIGNUM *_bnum2 = (bn); \ - assert(words <= (_bnum2)->dmax && words >= (_bnum2)->top); \ + assert((words) <= (_bnum2)->dmax && (words) >= (_bnum2)->top); \ + /* avoid unused variable warning with NDEBUG */ \ + (void)(_bnum2); \ } while(0) #else /* !BN_DEBUG */ -- 2.25.1