Hi, Probably this "strict aliasing" 64-bit optimization bug for "crypto/bn/bn_nist.c"
Mac OSX compiler fail test/ectest: cc [Apple LLVM version 4.2 (clang-425.0.24) (based on LLVM 3.2svn)] gcc-mp-4.3 gcc-mp-4.4 gcc-mp-4.5 gcc-mp-4.6 clang-mp-3.0 clang-mp-3.1 clang-mp-3.2 Mac OSX compiler test/ectest OK: gcc-apple-4.2 gcc-mp-4.7 gcc-mp-4.8 [gcc-mp-4.8 (MacPorts gcc48 4.8-20130203_0+universal) 4.8.0 20130203 (experimental)] clang-mp-2.9 clang-mp-3.3 [clang version 3.3 (trunk 173279)] After patch: $ diff -u ../openssl-SNAP-20130212/crypto/bn/bn_nist.c crypto/bn/bn_nist.c --- ../openssl-SNAP-20130212/crypto/bn/bn_nist.c 2013-01-11 18:13:43.000000000 +0400 +++ crypto/bn/bn_nist.c 2013-02-12 13:51:12.000000000 +0400 @@ -421,7 +421,7 @@ nist_cp_bn_0(buf.bn, a_d + BN_NIST_192_TOP, top - BN_NIST_192_TOP, BN_NIST_192_TOP); -#if defined(NIST_INT64) +#if defined(NIST_INT64) && (BN_BITS2!=64 || defined(NO_BUG_CLANG_GCC_64BIT)) { NIST_INT64 acc; /* accumulator */ unsigned int *rp=(unsigned int *)r_d; @@ -701,7 +701,7 @@ nist_cp_bn_0(buf.bn, a_d + BN_NIST_256_TOP, top - BN_NIST_256_TOP, BN_NIST_256_TOP); -#if defined(NIST_INT64) +#if defined(NIST_INT64) && (BN_BITS2!=64 || defined(NO_BUG_CLANG_GCC_64BIT)) { NIST_INT64 acc; /* accumulator */ unsigned int *rp=(unsigned int *)r_d; @@ -906,7 +906,7 @@ nist_cp_bn_0(buf.bn, a_d + BN_NIST_384_TOP, top - BN_NIST_384_TOP, BN_NIST_384_TOP); -#if defined(NIST_INT64) +#if defined(NIST_INT64) && (BN_BITS2!=64 || defined(NO_BUG_CLANG_GCC_64BIT)) { NIST_INT64 acc; /* accumulator */ unsigned int *rp=(unsigned int *)r_d; Mac OSX compiler fail test/ectest: gcc-mp-4.3 gcc-mp-4.4 gcc-mp-4.5 gcc-mp-4.6 Mac OSX compiler test/ectest OK: cc [Apple LLVM version 4.2 (clang-425.0.24) (based on LLVM 3.2svn)] gcc-apple-4.2 gcc-mp-4.7 gcc-mp-4.8 [gcc-mp-4.8 (MacPorts gcc48 4.8-20130203_0+universal) 4.8.0 20130203 (experimental)] clang-mp-2.9 clang-mp-3.0 clang-mp-3.1 clang-mp-3.2 clang-mp-3.3 [clang version 3.3 (trunk 173279)] -- Sorry for my bests English. Serguei E. Leontiev w:+7(495)939-2382 USSR,Moscow,Universitetskij 13 Sternberg Astronom. w:+7(495)780-4820 USSR,Moscow,127018,Sushchevskij val 16-5 Institute, MSU h:+7(495)318-1146 USSR,Moscow,113303,Kakhovka 6-40 m:+7(916)686-1081 SMS: <http://www.mts.ru/sms> <http://lnfm1.sai.msu.ru/~leo> 12.02.2013, в 13:21, "Serguei E. Leontiev via RT" <r...@openssl.org> написал(а): > P.S. > > 64-bit test elliptic curves fail for openssl-SNAP-20130212.test-x86_64 with > no-asm flag. > > $ ./Configure darwin64-x86_64-cc no-asm > $ make depend > $ make > $ make test > ... > test elliptic curves > ../util/shlib_wrap.sh ./ectest > Curve defined by Weierstrass equation > y^2 = x^3 + a*x + b (mod 0x17) > a = 0x1 > b = 0x1 > A cyclic subgroup: > ... > long/negative scalar tests ... ok > combined multiplication ..... ok > > testing internal curves: ........... > EC_GROUP_check() failed with curve secp384r1 > > ______________________________________________________________________ > OpenSSL Project http://www.openssl.org > Development Mailing List openssl-dev@openssl.org > Automated List Manager majord...@openssl.org ______________________________________________________________________ OpenSSL Project http://www.openssl.org Development Mailing List openssl-dev@openssl.org Automated List Manager majord...@openssl.org