Implementation notes: amd64, comet, crypto_kem/threebears1248r2cpa

Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_kem
Primitive: threebears1248r2cpa
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
2046227863 0 0133979 860 1792vecclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
2049259158 0 0134453 868 1728vecclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
20932316150 0 0145485 868 1792vecclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
21455513242 0 0142229 868 1728vecclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
2544819524 0 033309 868 1728optclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
2558217594 0 032251 860 1792optclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
26028116213 0 044037 868 1792optclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
26147612734 0 040269 868 1728optclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
27257015353 0 041629 868 1728vecclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
27270215353 0 041629 868 1728optclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
35828214189 0 042029 868 1792lowmemclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
36595810390 0 037941 868 1728lowmemclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
3694416503 0 031139 860 1792lowmemclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
37733913041 0 039301 868 1728lowmemclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
4091188700 0 032533 868 1728lowmemclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
105480536294 0 058730 876 1792refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
135902012198 0 033300 796 1760refgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
149650321220 0 043330 876 1728refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
199635719674 0 040522 876 1728refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
25316857096 0 026340 796 1760refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
26824446308 0 025936 868 1792refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
62250368301 0 027122 876 1728refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
65597756363 0 025164 796 1760refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625
81718415297 0 022956 788 1728refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024071220240625

Compiler output


threebears.c: threebears.c:99:26: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    99 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                 ~~~~~~~~~^~
threebears.c: In file included from threebears.c:7:
threebears.c: threebears.h:24:13: note: previously declared as an array 'uint8_t[1584]' {aka 'unsigned char[1584]'}
threebears.c:    24 |     uint8_t pk[PQCRYPTO_KEM_THREEBEARS1248R2CPA_IMPL_PRIV_PUBLIC_KEY_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:99:45: warning: argument 2 of type 'const uint8_t *' {aka 'const unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    99 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                              ~~~~~~~~~~~~~~~^~~~
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_THREEBEARS1248R2CPA_IMPL_PRIV_PRIVATE_KEY_BYTES]
threebears.c:       |     ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:130:14: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   130 |     uint8_t *shared_secret,
threebears.c:       |     ~~~~~~~~~^~~~~~~~~~~~~
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_THREEBEARS1248R2CPA_IMPL_PRIV_SHARED_SECRET_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:131:14: warning: argument 2 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   131 |     uint8_t *capsule,
threebears.c:       |     ~~~~~~~~~^~~~~~~
threebears.c: threebears.h:56:13: note: previously declared as an array 'uint8_t[1697]' {aka 'unsigned char[1697]'}
threebears.c:    56 |     uint8_t capsule[PQCRYPTO_KEM_THREEBEARS1248R2CPA_IMPL_PRIV_CAPSULE_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
lowmemgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
lowmemgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
lowmemgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
lowmemgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)

Compiler output


threebears.c: threebears.c:99:26: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    99 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                 ~~~~~~~~~^~
threebears.c: In file included from threebears.c:7:
threebears.c: threebears.h:24:13: note: previously declared as an array 'uint8_t[1584]' {aka 'unsigned char[1584]'}
threebears.c:    24 |     uint8_t pk[PQCRYPTO_KEM_THREEBEARS1248R2CPA_IMPL_PRIV_PUBLIC_KEY_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:99:45: warning: argument 2 of type 'const uint8_t *' {aka 'const unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    99 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                              ~~~~~~~~~~~~~~~^~~~
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_THREEBEARS1248R2CPA_IMPL_PRIV_PRIVATE_KEY_BYTES]
threebears.c:       |     ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:131:14: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   131 |     uint8_t *shared_secret,
threebears.c:       |     ~~~~~~~~~^~~~~~~~~~~~~
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_THREEBEARS1248R2CPA_IMPL_PRIV_SHARED_SECRET_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:132:14: warning: argument 2 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   132 |     uint8_t *capsule,
threebears.c:       |     ~~~~~~~~~^~~~~~~
threebears.c: threebears.h:56:13: note: previously declared as an array 'uint8_t[1697]' {aka 'unsigned char[1697]'}
threebears.c:    56 |     uint8_t capsule[PQCRYPTO_KEM_THREEBEARS1248R2CPA_IMPL_PRIV_CAPSULE_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
optgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
optgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
optgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
optgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)

Compiler output


threebears.c: threebears.c:72:26: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    72 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                 ~~~~~~~~~^~
threebears.c: In file included from threebears.c:7:
threebears.c: threebears.h:24:13: note: previously declared as an array 'uint8_t[1584]' {aka 'unsigned char[1584]'}
threebears.c:    24 |     uint8_t pk[PQCRYPTO_KEM_THREEBEARS1248R2CPA_IMPL_PRIV_PUBLIC_KEY_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:72:45: warning: argument 2 of type 'const uint8_t *' {aka 'const unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    72 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                              ~~~~~~~~~~~~~~~^~~~
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_THREEBEARS1248R2CPA_IMPL_PRIV_PRIVATE_KEY_BYTES]
threebears.c:       |     ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:97:14: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    97 |     uint8_t *shared_secret,
threebears.c:       |     ~~~~~~~~~^~~~~~~~~~~~~
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_THREEBEARS1248R2CPA_IMPL_PRIV_SHARED_SECRET_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:98:14: warning: argument 2 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    98 |     uint8_t *capsule,
threebears.c:       |     ~~~~~~~~~^~~~~~~
threebears.c: threebears.h:56:13: note: previously declared as an array 'uint8_t[1697]' {aka 'unsigned char[1697]'}
threebears.c:    56 |     uint8_t capsule[PQCRYPTO_KEM_THREEBEARS1248R2CPA_IMPL_PRIV_CAPSULE_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)

Compiler output


threebears.c: threebears.c:99:26: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    99 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                 ~~~~~~~~~^~
threebears.c: In file included from threebears.c:7:
threebears.c: threebears.h:24:13: note: previously declared as an array 'uint8_t[1584]' {aka 'unsigned char[1584]'}
threebears.c:    24 |     uint8_t pk[PQCRYPTO_KEM_THREEBEARS1248R2CPA_IMPL_PRIV_PUBLIC_KEY_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:99:45: warning: argument 2 of type 'const uint8_t *' {aka 'const unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:    99 | void get_pubkey(uint8_t *pk, const uint8_t *seed) {
threebears.c:       |                              ~~~~~~~~~~~~~~~^~~~
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_THREEBEARS1248R2CPA_IMPL_PRIV_PRIVATE_KEY_BYTES]
threebears.c:       |     ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:144:14: warning: argument 1 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   144 |     uint8_t *shared_secret,
threebears.c:       |     ~~~~~~~~~^~~~~~~~~~~~~
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_THREEBEARS1248R2CPA_IMPL_PRIV_SHARED_SECRET_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: threebears.c:145:14: warning: argument 2 of type 'uint8_t *' {aka 'unsigned char *'} declared as a pointer [-Warray-parameter=]
threebears.c:   145 |     uint8_t *capsule,
threebears.c:       |     ~~~~~~~~~^~~~~~~
threebears.c: threebears.h:56:13: note: previously declared as an array 'uint8_t[1697]' {aka 'unsigned char[1697]'}
threebears.c:    56 |     uint8_t capsule[PQCRYPTO_KEM_THREEBEARS1248R2CPA_IMPL_PRIV_CAPSULE_BYTES],
threebears.c:       |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
threebears.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
vecgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
vecgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
vecgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
vecgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)

Passed TIMECOP


TIMECOP iterations: 1

Number of similar (implementation,compiler) pairs: 24, namely:
ImplementationCompiler
lowmemclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
lowmemclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
lowmemclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
lowmemclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
lowmemclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
optclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
optclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
optclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
optclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
optclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)
vecclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
vecclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
vecclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
vecclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)
vecclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)