Implementation notes: aarch64, minimac, crypto_kem/threebears1248r2cpa

Computer: minimac
Architecture: aarch64
CPU ID: unknown CPU ID
SUPERCOP version: 20210529
Operation: crypto_kem
Primitive: threebears1248r2cpa
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
153727? ? ?? ? ?optclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021060220210529
154528? ? ?? ? ?vecgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
154660? ? ?? ? ?optgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
155327? ? ?? ? ?vecgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
156528? ? ?? ? ?vecclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021060220210529
157060? ? ?? ? ?vecgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
157061? ? ?? ? ?optgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
160527? ? ?? ? ?optgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
172926? ? ?? ? ?optgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
173060? ? ?? ? ?vecgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
216925? ? ?? ? ?lowmemclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021060220210529
220125? ? ?? ? ?lowmemgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
220258? ? ?? ? ?lowmemgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
221591? ? ?? ? ?lowmemgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
245590? ? ?? ? ?lowmemgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
902898? ? ?? ? ?refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021060220210529
995294? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
4026909? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
4094240? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529
4101707? ? ?? ? ?refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021060220210529

Compiler output

Implementation: lowmem
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/knownrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-opt64.o)) was built for newer macOS version (11.2) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _KeccakP1600_AddBytes: registers 25 and 26 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_ExtractBytes: register 26 saved somewhere other than in frame
try.c: ld: warning: could not create compact unwind for _KeccakF1600_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_12rounds_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/knownrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-opt64.o)) was built for newer macOS version (11.2) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _KeccakP1600_AddBytes: registers 25 and 26 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_ExtractBytes: register 26 saved somewhere other than in frame
try.c: ld: warning: could not create compact unwind for _KeccakF1600_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_12rounds_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/fastrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _randombytes: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-opt64.o)) was built for newer macOS version (11.2) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _KeccakP1600_AddBytes: registers 25 and 26 not saved contiguously in frame
measure.c: ld: warning: could not create compact unwind for _KeccakP1600_ExtractBytes: register 26 saved somewhere other than in frame
measure.c: ld: warning: could not create compact unwind for _KeccakF1600_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
measure.c: ld: warning: could not create compact unwind for _KeccakP1600_12rounds_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE lowmem

Compiler output

Implementation: opt
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/knownrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-opt64.o)) was built for newer macOS version (11.2) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _KeccakP1600_AddBytes: registers 25 and 26 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_ExtractBytes: register 26 saved somewhere other than in frame
try.c: ld: warning: could not create compact unwind for _KeccakF1600_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_12rounds_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/knownrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-opt64.o)) was built for newer macOS version (11.2) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _KeccakP1600_AddBytes: registers 25 and 26 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_ExtractBytes: register 26 saved somewhere other than in frame
try.c: ld: warning: could not create compact unwind for _KeccakF1600_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_12rounds_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/fastrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _randombytes: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-opt64.o)) was built for newer macOS version (11.2) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _KeccakP1600_AddBytes: registers 25 and 26 not saved contiguously in frame
measure.c: ld: warning: could not create compact unwind for _KeccakP1600_ExtractBytes: register 26 saved somewhere other than in frame
measure.c: ld: warning: could not create compact unwind for _KeccakF1600_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
measure.c: ld: warning: could not create compact unwind for _KeccakP1600_12rounds_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE opt

Compiler output

Implementation: ref
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/knownrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/knownrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/fastrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _randombytes: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref

Compiler output

Implementation: vec
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/knownrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-opt64.o)) was built for newer macOS version (11.2) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _KeccakP1600_AddBytes: registers 25 and 26 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_ExtractBytes: register 26 saved somewhere other than in frame
try.c: ld: warning: could not create compact unwind for _KeccakF1600_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_12rounds_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-times2-on1.o)) was built for newer macOS version (11.2) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/knownrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-opt64.o)) was built for newer macOS version (11.2) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _KeccakP1600_AddBytes: registers 25 and 26 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_ExtractBytes: register 26 saved somewhere other than in frame
try.c: ld: warning: could not create compact unwind for _KeccakF1600_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: could not create compact unwind for _KeccakP1600_12rounds_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-times2-on1.o)) was built for newer macOS version (11.2) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/fastrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _randombytes: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libsupercop.a(crypto_rng_chacha20_ref_constbranchindex-rng.o)) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-opt64.o)) was built for newer macOS version (11.2) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _KeccakP1600_AddBytes: registers 25 and 26 not saved contiguously in frame
measure.c: ld: warning: could not create compact unwind for _KeccakP1600_ExtractBytes: register 26 saved somewhere other than in frame
measure.c: ld: warning: could not create compact unwind for _KeccakF1600_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
measure.c: ld: warning: could not create compact unwind for _KeccakP1600_12rounds_FastLoop_Absorb: registers 27 and 28 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/libkeccak.a(KeccakP-1600-times2-on1.o)) was built for newer macOS version (11.2) than being linked (11.0)

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE vec