Test results for amd64, kizomba, crypto_kem/threebears936r2cpa

[Page version: 20241023 11:37:30]

Measurements for amd64, kizomba, crypto_kem Test results for amd64, kizomba, crypto_kem Test results for crypto_kem/threebears936r2cpa

Computer: kizomba
Microarchitecture: amd64; Kaby Lake (906e9)
Architecture: amd64
CPU ID: GenuineIntel-000906e9-1fc9cbf5
SUPERCOP version: 20241022
Operation: crypto_kem
Primitive: threebears936r2cpa

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
144855	9429 0 0	134591 840 1576	`vec`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
151615	15561 0 0	144783 840 1640	`vec`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
151686	12662 0 0	141591 840 1576	`vec`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
153623	8133 0 0	134177 832 1640	`vec`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
174373	9803 0 0	33412 832 1576	`opt`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
177844	14840 0 0	42516 832 1640	`opt`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
179737	13896 0 0	41244 832 1576	`opt`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
183026	7867 0 0	32310 824 1640	`opt`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
185393	13863 0 0	39908 832 1576	`vec`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
190184	13863 0 0	39908 832 1576	`opt`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
230760	13488 0 0	41132 832 1640	`lowmem`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
233117	11200 0 0	38516 832 1576	`lowmem`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
233566	6545 0 0	30958 824 1640	`lowmem`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
247105	12303 0 0	38364 832 1576	`lowmem`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
253933	8755 0 0	32380 832 1576	`lowmem`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
665615	32275 0 0	54445 840 1640	`ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
941020	29451 0 0	51333 840 1576	`ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
1292673	18262 0 0	38901 840 1576	`ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
1645046	6148 0 0	25551 832 1640	`ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
4050672	8435 0 0	27045 840 1576	`ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011

Compiler output

threebears.c: threebears.c:102:26: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   102 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                 ~~~~~~~~~^~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:24:13: note: previously declared as an array 'uint8_t[1194]' {aka 'unsigned char[1194]'}
threebears.c:    24 |     uint8_t pk[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_PUBLIC_KEY_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:102:45: warning: argument 2 of type 'const uint8_t *' {aka 'const unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   102 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                              ~~~~~~~~~~~~~~~^~~~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:25:19: note: previously declared as an array 'const uint8_t[40]' {aka 'const unsigned char[40]'}
threebears.c:    25 |     const uint8_t seed[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_PRIVATE_KEY_BYTES]
threebears.c:       |     ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:133:14: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   133 |     uint8_t *shared_secret,
threebears.c:       |     ~~~~~~~~~^~~~~~~~~~~~~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:55:13: note: previously declared as an array 'uint8_t[32]' {aka 'unsigned char[32]'}
threebears.c:    55 |     uint8_t shared_secret[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_SHARED_SECRET_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:134:14: warning: argument 2 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   134 |     uint8_t *capsule,
threebears.c:       |     ~~~~~~~~~^~~~~~~
threebears.c: In file included from threebears.c:8:
threebears.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`lowmem`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`lowmem`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`lowmem`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`lowmem`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

Compiler output

threebears.c: threebears.c:102:26: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   102 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                 ~~~~~~~~~^~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:24:13: note: previously declared as an array 'uint8_t[1194]' {aka 'unsigned char[1194]'}
threebears.c:    24 |     uint8_t pk[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_PUBLIC_KEY_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:102:45: warning: argument 2 of type 'const uint8_t *' {aka 'const unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   102 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                              ~~~~~~~~~~~~~~~^~~~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:25:19: note: previously declared as an array 'const uint8_t[40]' {aka 'const unsigned char[40]'}
threebears.c:    25 |     const uint8_t seed[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_PRIVATE_KEY_BYTES]
threebears.c:       |     ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:134:14: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   134 |     uint8_t *shared_secret,
threebears.c:       |     ~~~~~~~~~^~~~~~~~~~~~~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:55:13: note: previously declared as an array 'uint8_t[32]' {aka 'unsigned char[32]'}
threebears.c:    55 |     uint8_t shared_secret[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_SHARED_SECRET_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:135:14: warning: argument 2 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   135 |     uint8_t *capsule,
threebears.c:       |     ~~~~~~~~~^~~~~~~
threebears.c: In file included from threebears.c:8:
threebears.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`opt`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`opt`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`opt`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`opt`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

Compiler output

threebears.c: threebears.c:75:26: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    75 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                 ~~~~~~~~~^~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:24:13: note: previously declared as an array 'uint8_t[1194]' {aka 'unsigned char[1194]'}
threebears.c:    24 |     uint8_t pk[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_PUBLIC_KEY_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:75:45: warning: argument 2 of type 'const uint8_t *' {aka 'const unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    75 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                              ~~~~~~~~~~~~~~~^~~~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:25:19: note: previously declared as an array 'const uint8_t[40]' {aka 'const unsigned char[40]'}
threebears.c:    25 |     const uint8_t seed[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_PRIVATE_KEY_BYTES]
threebears.c:       |     ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:100:14: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   100 |     uint8_t *shared_secret,
threebears.c:       |     ~~~~~~~~~^~~~~~~~~~~~~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:55:13: note: previously declared as an array 'uint8_t[32]' {aka 'unsigned char[32]'}
threebears.c:    55 |     uint8_t shared_secret[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_SHARED_SECRET_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:101:14: warning: argument 2 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   101 |     uint8_t *capsule,
threebears.c:       |     ~~~~~~~~~^~~~~~~
threebears.c: In file included from threebears.c:8:
threebears.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

Compiler output

threebears.c: threebears.c:102:26: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   102 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                 ~~~~~~~~~^~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:24:13: note: previously declared as an array 'uint8_t[1194]' {aka 'unsigned char[1194]'}
threebears.c:    24 |     uint8_t pk[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_PUBLIC_KEY_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:102:45: warning: argument 2 of type 'const uint8_t *' {aka 'const unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   102 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                              ~~~~~~~~~~~~~~~^~~~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:25:19: note: previously declared as an array 'const uint8_t[40]' {aka 'const unsigned char[40]'}
threebears.c:    25 |     const uint8_t seed[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_PRIVATE_KEY_BYTES]
threebears.c:       |     ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:147:14: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   147 |     uint8_t *shared_secret,
threebears.c:       |     ~~~~~~~~~^~~~~~~~~~~~~
threebears.c: In file included from threebears.c:8:
threebears.c: threebears.h:55:13: note: previously declared as an array 'uint8_t[32]' {aka 'unsigned char[32]'}
threebears.c:    55 |     uint8_t shared_secret[PQCRYPTO_KEM_THREEBEARS936R2CPA_IMPL_PRIV_SHARED_SECRET_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:148:14: warning: argument 2 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   148 |     uint8_t *capsule,
threebears.c:       |     ~~~~~~~~~^~~~~~~
threebears.c: In file included from threebears.c:8:
threebears.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`vec`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`vec`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`vec`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`vec`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

Namespace violations

melas_fec.o pqcrypto_kem_threebears936r2cpa_impl_priv_melas_fec_correct T
melas_fec.o pqcrypto_kem_threebears936r2cpa_impl_priv_melas_fec_set T
ring.o pqcrypto_kem_threebears936r2cpa_impl_priv_canon_3120 T
ring.o pqcrypto_kem_threebears936r2cpa_impl_priv_contract_3120 T
ring.o pqcrypto_kem_threebears936r2cpa_impl_priv_expand_3120 T
ring.o pqcrypto_kem_threebears936r2cpa_impl_priv_mac_3120 T
shake.o pqcrypto_kem_threebears936r2cpa_impl_priv_hash_output T
shake.o pqcrypto_kem_threebears936r2cpa_impl_priv_hash_times_n T
shake.o pqcrypto_kem_threebears936r2cpa_impl_priv_hash_update T
shake.o pqcrypto_kem_threebears936r2cpa_impl_priv_threebears_cshake_init T
threebears.o pqcrypto_kem_threebears936r2cpa_impl_priv_decapsulate T
threebears.o pqcrypto_kem_threebears936r2cpa_impl_priv_encapsulate T
threebears.o pqcrypto_kem_threebears936r2cpa_impl_priv_get_pubkey T
threebears.o pqcrypto_kem_threebears936r2cpa_impl_priv_secure_bzero T

Number of similar (implementation,compiler) pairs: 15, namely:

Implementation	Compiler
`lowmem`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`lowmem`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`lowmem`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`lowmem`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`lowmem`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Namespace violations

melas_fec.o pqcrypto_kem_threebears936r2cpa_impl_priv_melas_fec_correct T
melas_fec.o pqcrypto_kem_threebears936r2cpa_impl_priv_melas_fec_set T
ring.o pqcrypto_kem_threebears936r2cpa_impl_priv_canon_3120 T
ring.o pqcrypto_kem_threebears936r2cpa_impl_priv_contract_3120 T
ring.o pqcrypto_kem_threebears936r2cpa_impl_priv_expand_3120 T
ring.o pqcrypto_kem_threebears936r2cpa_impl_priv_mac_3120 T
shake.o pqcrypto_kem_threebears936r2cpa_impl_priv_hash_output T
shake.o pqcrypto_kem_threebears936r2cpa_impl_priv_hash_update T
shake.o pqcrypto_kem_threebears936r2cpa_impl_priv_threebears_cshake_init T
threebears.o pqcrypto_kem_threebears936r2cpa_impl_priv_decapsulate T
threebears.o pqcrypto_kem_threebears936r2cpa_impl_priv_encapsulate T
threebears.o pqcrypto_kem_threebears936r2cpa_impl_priv_get_pubkey T
threebears.o pqcrypto_kem_threebears936r2cpa_impl_priv_secure_bzero T

Number of similar (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Passed TIMECOP

TIMECOP iterations: 1

Number of similar (implementation,compiler) pairs: 20, namely:

Implementation	Compiler
`lowmem`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`lowmem`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`lowmem`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`lowmem`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`lowmem`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`opt`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`vec`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`