Test results for amd64, cezanne, crypto_kem/lotus192

[Page version: 20250418 21:17:22]

Measurements for amd64, cezanne, crypto_kem Test results for amd64, cezanne, crypto_kem Test results for crypto_kem/lotus192
Computer: cezanne
Microarchitecture: amd64; Zen 3 (a50f00)
Architecture: amd64
CPU ID: AuthenticAMD-00a50f00-178bfbff
SUPERCOP version: 20250415
Operation: crypto_kem
Primitive: lotus192
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
31392123292 0 845088 860 1784T:avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
40941936605 0 858408 860 1784T:optgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
57120128795 0 850536 860 1784T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
143527841965 0 864083 876 1720T:optclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
152640050703 0 872907 876 1720T:optclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
156646023859 0 845947 876 1720T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
163310655394 0 877243 876 1720T:optclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
166269729706 0 851835 876 1720T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
173509731749 0 853507 876 1720T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
296252110346 0 830152 860 1784T:avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
297300412478 0 832672 860 1784T:avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
303285011313 0 830585 868 1720T:optclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
551737111541 0 831113 868 1720T:optclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
55954809490 0 829664 860 1784T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
57043347999 0 827201 868 1720T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
571865810484 0 830264 860 1784T:optgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
589567312995 0 833200 860 1784T:optgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
59458508751 0 828273 868 1720T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
62123938151 0 827856 860 1784T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
62722609724 0 828456 852 1752T:avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
101971217384 0 826008 852 1752T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307
107614429683 0 828408 852 1752T:optgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031120250307

Test failure

error 111
crypto_kem_dec returns nonzero
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:211:5: warning: array index 4 is past the end of the array (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c:     c[4] = _mm256_loadu_si256((__m256i*)(C + 64));
lwe-arithmetics_avx2.c:     ^ ~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:3: note: array 'c' declared here
lwe-arithmetics_avx2.c:   __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c:   ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:212:5: warning: array index 5 is past the end of the array (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c:     c[5] = _mm256_loadu_si256((__m256i*)(C + 80));
lwe-arithmetics_avx2.c:     ^ ~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:3: note: array 'c' declared here
lwe-arithmetics_avx2.c:   __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c:   ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:220:7: warning: array index 4 is past the end of the array (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c:       b[4] = _mm256_loadu_si256((__m256i*)(p + 64));
lwe-arithmetics_avx2.c:       ^ ~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:3: note: array 'b' declared here
lwe-arithmetics_avx2.c:   __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c:   ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:221:7: warning: array index 5 is past the end of the array (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c:       b[5] = _mm256_loadu_si256((__m256i*)(p + 80));
lwe-arithmetics_avx2.c:       ^ ~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:3: note: array 'b' declared here
lwe-arithmetics_avx2.c:   __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c:   ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:226:33: warning: array index 4 is past the end of the array (which contains 4 elements) [-Warray-bounds]
lwe-arithmetics_avx2.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:158:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c:     c[0] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c:            ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:158:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:159:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c:     c[1] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c:            ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:159:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:160:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c:     c[2] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c:            ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:160:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:161:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c:     c[3] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c:            ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:161:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:162:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c:     c[4] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c:            ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:162:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:163:12: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c:     c[5] = _mm256_setzero_si256();
lwe-arithmetics_avx2.c:            ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:163:12: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:166:11: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'submat_negmul' that is compiled without support for 'avx'
lwe-arithmetics_avx2.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:avx2clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c: In function 'submat_submul':
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:211:6: warning: array subscript 4 is above array bounds of '__m256i[4]' [-Warray-bounds]
lwe-arithmetics_avx2.c:   211 |     c[4] = _mm256_loadu_si256((__m256i*)(C + 64));
lwe-arithmetics_avx2.c:       |     ~^~~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:20: note: while referencing 'c'
lwe-arithmetics_avx2.c:   204 |   __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c:       |                    ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:212:6: warning: array subscript 5 is above array bounds of '__m256i[4]' [-Warray-bounds]
lwe-arithmetics_avx2.c:   212 |     c[5] = _mm256_loadu_si256((__m256i*)(C + 80));
lwe-arithmetics_avx2.c:       |     ~^~~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:20: note: while referencing 'c'
lwe-arithmetics_avx2.c:   204 |   __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c:       |                    ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:240:5: warning: array subscript 4 is above array bounds of '__m256i[4]' [-Warray-bounds]
lwe-arithmetics_avx2.c:   240 |     _mm256_storeu_si256((__m256i*)(C + 64), c[4]);
lwe-arithmetics_avx2.c:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:20: note: while referencing 'c'
lwe-arithmetics_avx2.c:   204 |   __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c:       |                    ^
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:241:5: warning: array subscript 5 is above array bounds of '__m256i[4]' [-Warray-bounds]
lwe-arithmetics_avx2.c:   241 |     _mm256_storeu_si256((__m256i*)(C + 80), c[5]);
lwe-arithmetics_avx2.c:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lwe-arithmetics_avx2.c: lwe-arithmetics_avx2.c:204:20: note: while referencing 'c'
lwe-arithmetics_avx2.c:   204 |   __m256i a, b[4], c[4];
lwe-arithmetics_avx2.c:       |                    ^
lwe-arithmetics_avx2.c: ...
Number of similar (implementation,compiler) pairs: 3, namely:
ImplementationCompiler
T:avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Namespace violations

cpa-pke_opt.o lotus_cpa_pke_dec_packed T
cpa-pke_opt.o lotus_cpa_pke_enc_packed T
cpa-pke_opt.o lotus_cpa_pke_keypair T
crypto.o crypto_symenc_keysetup T
crypto.o crypto_symenc_keystream T
crypto.o crypto_symenc_keystream_13block T
crypto.o crypto_symenc_keystream_32block T
kem.o util_cmp_const T
kem.o xor_ss T
lwe-arithmetics_avx2.o add_sigma T
lwe-arithmetics_avx2.o distribute_2x2_nl T
lwe-arithmetics_avx2.o distribute_2x2_nn T
lwe-arithmetics_avx2.o merge_2x2_nl T
lwe-arithmetics_avx2.o reconstruct T
lwe-arithmetics_avx2.o redc T
lwe-arithmetics_avx2.o submat_add_nl T
lwe-arithmetics_avx2.o submat_add_nn T
lwe-arithmetics_avx2.o submat_negmul T
lwe-arithmetics_avx2.o submat_negsubmul T
lwe-arithmetics_avx2.o submat_sub_nl T
lwe-arithmetics_avx2.o submat_sub_nn T
lwe-arithmetics_avx2.o submat_submul T
lwe-arithmetics_avx2.o submul T
pack_avx2.o pack_128dg T
pack_avx2.o pack_128elems T
pack_avx2.o pack_64elems T
pack_avx2.o pack_ct T
pack_avx2.o pack_pk T
pack_avx2.o pack_sk T
pack_avx2.o unpack_128dg T
pack_avx2.o unpack_128elems T
pack_avx2.o unpack_64elems T
pack_avx2.o unpack_ct T
pack_avx2.o unpack_pk T
pack_avx2.o unpack_sk T
sampler.o _LOTUS_KYDG_SAMPLER_L1_pMat R
sampler.o _LOTUS_KYDG_SAMPLER_L1_weight R
sampler.o _LOTUS_KYDG_SAMPLER_LUT R
sampler.o csprng_sample_bit T
sampler.o csprng_sample_byte T
sampler.o extend_sign_with_random_bit T
sampler.o sample_discrete_gaussian T
sampler.o sample_uniform T
sampler.o sample_unit_discrete_gaussian T
sampler.o sampler_init T
sampler.o sampler_set_seed T
sampler.o scan_bit_and_output T
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Namespace violations

cpa-pke_opt.o lotus_cpa_pke_dec_packed T
cpa-pke_opt.o lotus_cpa_pke_enc_packed T
cpa-pke_opt.o lotus_cpa_pke_keypair T
crypto.o crypto_symenc_keysetup T
crypto.o crypto_symenc_keystream T
crypto.o crypto_symenc_keystream_13block T
crypto.o crypto_symenc_keystream_32block T
kem.o util_cmp_const T
kem.o xor_ss T
lwe-arithmetics_opt.o add_sigma T
lwe-arithmetics_opt.o distribute_2x2_nl T
lwe-arithmetics_opt.o distribute_2x2_nn T
lwe-arithmetics_opt.o merge_2x2_nl T
lwe-arithmetics_opt.o reconstruct T
lwe-arithmetics_opt.o redc T
lwe-arithmetics_opt.o submat_add_nl T
lwe-arithmetics_opt.o submat_add_nn T
lwe-arithmetics_opt.o submat_negmul T
lwe-arithmetics_opt.o submat_negsubmul T
lwe-arithmetics_opt.o submat_sub_nl T
lwe-arithmetics_opt.o submat_sub_nn T
lwe-arithmetics_opt.o submat_submul T
lwe-arithmetics_opt.o submul T
pack.o pack_128dg T
pack.o pack_128elems T
pack.o pack_64elems T
pack.o pack_ct T
pack.o pack_pk T
pack.o pack_sk T
pack.o unpack_128dg T
pack.o unpack_128elems T
pack.o unpack_64elems T
pack.o unpack_ct T
pack.o unpack_pk T
pack.o unpack_sk T
sampler.o _LOTUS_KYDG_SAMPLER_L1_pMat R
sampler.o _LOTUS_KYDG_SAMPLER_L1_weight R
sampler.o _LOTUS_KYDG_SAMPLER_LUT R
sampler.o csprng_sample_bit T
sampler.o csprng_sample_byte T
sampler.o extend_sign_with_random_bit T
sampler.o sample_discrete_gaussian T
sampler.o sample_uniform T
sampler.o sample_unit_discrete_gaussian T
sampler.o sampler_init T
sampler.o sampler_set_seed T
sampler.o scan_bit_and_output T
Number of similar (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
T:optclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:optclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:optclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:optclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:optclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:optgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:optgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Namespace violations

cpa-pke.o lotus_cpa_pke_dec T
cpa-pke.o lotus_cpa_pke_enc T
cpa-pke.o lotus_cpa_pke_keypair T
crypto.o crypto_symenc_keysetup T
crypto.o crypto_symenc_keystream T
kem.o util_cmp_const T
kem.o xor_ss T
lwe-arithmetics.o add_sigma T
lwe-arithmetics.o addmul T
lwe-arithmetics.o addmul_concat T
lwe-arithmetics.o reconstruct T
lwe-arithmetics.o redc T
lwe-arithmetics.o submul T
pack.o pack_128dg T
pack.o pack_128elems T
pack.o pack_64elems T
pack.o pack_ct T
pack.o pack_pk T
pack.o pack_sk T
pack.o unpack_128dg T
pack.o unpack_128elems T
pack.o unpack_64elems T
pack.o unpack_ct T
pack.o unpack_pk T
pack.o unpack_sk T
sampler.o _LOTUS_KYDG_SAMPLER_L1_pMat R
sampler.o _LOTUS_KYDG_SAMPLER_L1_weight R
sampler.o _LOTUS_KYDG_SAMPLER_LUT R
sampler.o csprng_sample_bit T
sampler.o csprng_sample_byte T
sampler.o extend_sign_with_random_bit T
sampler.o sample_discrete_gaussian T
sampler.o sample_uniform T
sampler.o sample_unit_discrete_gaussian T
sampler.o sampler_init T
sampler.o sampler_set_seed T
sampler.o scan_bit_and_output T
Number of similar (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)