Implementation notes: amd64, hydra6, crypto_sign/edons128ref

Computer: hydra6
Architecture: amd64
CPU ID: AuthenticAMD-00600f12-178bfbff
SUPERCOP version: 20171218
Operation: crypto_sign
Primitive: edons128ref
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
7310028? ? ?? ? ?refclang_-O3_-fwrapv_-mavx_-fomit-frame-pointer_-Qunused-arguments2017122020171218
7317160? ? ?? ? ?refclang_-mcpu=cortex-a9_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2017122020171218
7328314? ? ?? ? ?refclang_-mcpu=cortex-a8_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2017122020171218
7332620? ? ?? ? ?refclang_-O3_-fwrapv_-mavx_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments2017122020171218
7343286? ? ?? ? ?refclang_-mcpu=native_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2017122020171218
8064031? ? ?? ? ?refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2017122020171218
8083879? ? ?? ? ?refclang_-O3_-fwrapv_-march=native_-fomit-frame-pointer_-Qunused-arguments2017122020171218
8107095? ? ?? ? ?refclang_-O3_-fomit-frame-pointer_-Qunused-arguments2017122020171218
8180174? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O3_-fomit-frame-pointer2017122020171218
8186000? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O3_-fomit-frame-pointer2017122020171218
8427259? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017122020171218
8461557? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv2017122020171218
8533953? ? ?? ? ?refgcc_-funroll-loops_-O3_-fomit-frame-pointer2017122020171218
8541791? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2017122020171218
8556077? ? ?? ? ?refgcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer2017122020171218
8717375? ? ?? ? ?refgcc_-m64_-march=core2_-O3_-fomit-frame-pointer2017122020171218
8810027? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer2017122020171218
8829374? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer2017122020171218
8894542? ? ?? ? ?refgcc_-m64_-march=corei7_-O3_-fomit-frame-pointer2017122020171218
8903265? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer2017122020171218
8925531? ? ?? ? ?refgcc_-m64_-march=nocona_-O3_-fomit-frame-pointer2017122020171218
8927100? ? ?? ? ?refgcc_-march=nocona_-O3_-fomit-frame-pointer2017122020171218
8932175? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer2017122020171218
8970185? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer2017122020171218
9002452? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer2017122020171218
9058665? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer2017122020171218
9073515? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer2017122020171218
9127448? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer2017122020171218
9144255? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer2017122020171218
9148218? ? ?? ? ?refgcc_-funroll-loops_-O_-fomit-frame-pointer2017122020171218
9168631? ? ?? ? ?refgcc_-funroll-loops_-m64_-O_-fomit-frame-pointer2017122020171218
9235198? ? ?? ? ?refgcc_-O3_-fomit-frame-pointer2017122020171218
9255399? ? ?? ? ?refgcc_-fno-schedule-insns_-O3_-fomit-frame-pointer2017122020171218
9270853? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer2017122020171218
9293518? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer2017122020171218
9295698? ? ?? ? ?refgcc_-m64_-O3_-fomit-frame-pointer2017122020171218
9296203? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer2017122020171218
9323897? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017122020171218
9330207? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer2017122020171218
9353948? ? ?? ? ?refgcc_-m64_-march=k8_-O3_-fomit-frame-pointer2017122020171218
9373671? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017122020171218
9381717? ? ?? ? ?refgcc_-march=k8_-O3_-fomit-frame-pointer2017122020171218
9388216? ? ?? ? ?refgcc_-march=barcelona_-O3_-fomit-frame-pointer2017122020171218
9391211? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer2017122020171218
9405071? ? ?? ? ?refgcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017122020171218
9459751? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer2017122020171218
9490357? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer2017122020171218
9510590? ? ?? ? ?refgcc_-funroll-loops_-O2_-fomit-frame-pointer2017122020171218
9524972? ? ?? ? ?refgcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer2017122020171218
9528895? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer2017122020171218
9535998? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer2017122020171218
9567581? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer2017122020171218
9823895? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O_-fomit-frame-pointer2017122020171218
9834642? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O_-fomit-frame-pointer2017122020171218
9905142? ? ?? ? ?refgcc_-m64_-march=corei7_-O_-fomit-frame-pointer2017122020171218
10189152? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O2_-fomit-frame-pointer2017122020171218
10239137? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O2_-fomit-frame-pointer2017122020171218
10267777? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer2017122020171218
10295202? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017122020171218
10314792? ? ?? ? ?refgcc_-O_-fomit-frame-pointer2017122020171218
10318139? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer2017122020171218
10324181? ? ?? ? ?refgcc_-m64_-march=corei7_-O2_-fomit-frame-pointer2017122020171218
10342898? ? ?? ? ?refgcc_-fno-schedule-insns_-O_-fomit-frame-pointer2017122020171218
10351103? ? ?? ? ?refgcc_-m64_-O_-fomit-frame-pointer2017122020171218
10376657? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer2017122020171218
10418268? ? ?? ? ?refgcc_-m64_-march=core2_-O_-fomit-frame-pointer2017122020171218
10440031? ? ?? ? ?refgcc_-march=nocona_-O_-fomit-frame-pointer2017122020171218
10442098? ? ?? ? ?refgcc_-m64_-march=k8_-O2_-fomit-frame-pointer2017122020171218
10443241? ? ?? ? ?refgcc_-m64_-march=nocona_-O_-fomit-frame-pointer2017122020171218
10455562? ? ?? ? ?refgcc_-march=k8_-O2_-fomit-frame-pointer2017122020171218
10457774? ? ?? ? ?refgcc_-march=barcelona_-O_-fomit-frame-pointer2017122020171218
10473204? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv2017122020171218
10474353? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017122020171218
10499847? ? ?? ? ?refgcc_-O2_-fomit-frame-pointer2017122020171218
10510531? ? ?? ? ?refgcc_-m64_-O2_-fomit-frame-pointer2017122020171218
10513247? ? ?? ? ?refgcc_-m64_-march=barcelona_-O_-fomit-frame-pointer2017122020171218
10516867? ? ?? ? ?refgcc_-fno-schedule-insns_-O2_-fomit-frame-pointer2017122020171218
10556345? ? ?? ? ?refgcc_-m64_-march=core2_-O2_-fomit-frame-pointer2017122020171218
10731851? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017122020171218
10757729? ? ?? ? ?refgcc_-m64_-march=nocona_-O2_-fomit-frame-pointer2017122020171218
10760739? ? ?? ? ?refgcc_-march=nocona_-O2_-fomit-frame-pointer2017122020171218
10833545? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv2017122020171218
10868325? ? ?? ? ?refgcc_-march=barcelona_-O2_-fomit-frame-pointer2017122020171218
10870860? ? ?? ? ?refgcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017122020171218
10984502? ? ?? ? ?refgcc_-march=k8_-O_-fomit-frame-pointer2017122020171218
11033709? ? ?? ? ?refgcc_-m64_-march=k8_-O_-fomit-frame-pointer2017122020171218
11476181? ? ?? ? ?refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv2017122020171218
11490027? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-Os_-fomit-frame-pointer2017122020171218
11547689? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-Os_-fomit-frame-pointer2017122020171218
11625688? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-Os_-fomit-frame-pointer2017122020171218
11647640? ? ?? ? ?refgcc_-m64_-march=nocona_-Os_-fomit-frame-pointer2017122020171218
11694597? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-Os_-fomit-frame-pointer2017122020171218
11753212? ? ?? ? ?refgcc_-march=nocona_-Os_-fomit-frame-pointer2017122020171218
11782860? ? ?? ? ?refgcc_-m64_-march=corei7_-Os_-fomit-frame-pointer2017122020171218
11787046? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-Os_-fomit-frame-pointer2017122020171218
11880125? ? ?? ? ?refgcc_-m64_-march=core2_-Os_-fomit-frame-pointer2017122020171218
12127695? ? ?? ? ?refgcc_-m64_-march=k8_-Os_-fomit-frame-pointer2017122020171218
12155366? ? ?? ? ?refgcc_-march=k8_-Os_-fomit-frame-pointer2017122020171218
12169281? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2017122020171218
12295214? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-Os_-fomit-frame-pointer2017122020171218
12343783? ? ?? ? ?refgcc_-funroll-loops_-Os_-fomit-frame-pointer2017122020171218
12428581? ? ?? ? ?refgcc_-funroll-loops_-m64_-Os_-fomit-frame-pointer2017122020171218
12436709? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer2017122020171218
12722676? ? ?? ? ?refgcc_-march=barcelona_-Os_-fomit-frame-pointer2017122020171218
12761593? ? ?? ? ?refgcc_-m64_-march=barcelona_-Os_-fomit-frame-pointer2017122020171218
12860743? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-Os_-fomit-frame-pointer2017122020171218
12874390? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-Os_-fomit-frame-pointer2017122020171218
12898585? ? ?? ? ?refgcc_-Os_-fomit-frame-pointer2017122020171218
12902351? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-Os_-fomit-frame-pointer2017122020171218
12944491? ? ?? ? ?refgcc_-m64_-Os_-fomit-frame-pointer2017122020171218
12983357? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-Os_-fomit-frame-pointer2017122020171218
12997166? ? ?? ? ?refgcc_-fno-schedule-insns_-Os_-fomit-frame-pointer2017122020171218
35484736? ? ?? ? ?refcc2017122020171218
36020421? ? ?? ? ?refgcc2017122020171218
36115824? ? ?? ? ?refgcc_-funroll-loops2017122020171218

Test failure

Implementation: crypto_sign/edons128ref/ref
Compiler: gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 3, namely:
CompilerImplementations
gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer ref
gcc -m64 -march=core-avx2 -O -fomit-frame-pointer ref
gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer ref

Compiler output

Implementation: crypto_sign/edons128ref/ref
Compiler: cc
sign.c: sign.c: In function 'crypto_sign_edons128ref_ref':
sign.c: sign.c:815:63: warning: passing argument 4 of 'qsort' from incompatible pointer type [-Wincompatible-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^
sign.c: In file included from sign.c:2:0:
sign.c: /usr/include/stdlib.h:764:13: note: expected '__compar_fn_t {aka int (*)(const void *, const void *)}' but argument is of type 'int (*)(const long unsigned int *, const long unsigned int *)'
sign.c: extern void qsort (void *__base, size_t __nmemb, size_t __size,
sign.c: ^
sign.c: sign.c: In function 'crypto_sign_edons128ref_ref_open':
sign.c: sign.c:975:63: warning: passing argument 4 of 'qsort' from incompatible pointer type [-Wincompatible-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^
sign.c: In file included from sign.c:2:0:
sign.c: /usr/include/stdlib.h:764:13: note: expected '__compar_fn_t {aka int (*)(const void *, const void *)}' but argument is of type 'int (*)(const long unsigned int *, const long unsigned int *)'
sign.c: extern void qsort (void *__base, size_t __nmemb, size_t __size,
sign.c: ^

Number of similar (compiler,implementation) pairs: 106, namely:
CompilerImplementations
cc ref
gcc ref
gcc -O2 -fomit-frame-pointer ref
gcc -O3 -fomit-frame-pointer ref
gcc -O -fomit-frame-pointer ref
gcc -Os -fomit-frame-pointer ref
gcc -fno-schedule-insns -O2 -fomit-frame-pointer ref
gcc -fno-schedule-insns -O3 -fomit-frame-pointer ref
gcc -fno-schedule-insns -O -fomit-frame-pointer ref
gcc -fno-schedule-insns -Os -fomit-frame-pointer ref
gcc -funroll-loops ref
gcc -funroll-loops -O2 -fomit-frame-pointer ref
gcc -funroll-loops -O3 -fomit-frame-pointer ref
gcc -funroll-loops -O -fomit-frame-pointer ref
gcc -funroll-loops -Os -fomit-frame-pointer ref
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer ref
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer ref
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer ref
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -O -fomit-frame-pointer ref
gcc -funroll-loops -m64 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer ref
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer ref
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer ref
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer ref
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer ref
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer ref
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer ref
gcc -m64 -O2 -fomit-frame-pointer ref
gcc -m64 -O3 -fomit-frame-pointer ref
gcc -m64 -O -fomit-frame-pointer ref
gcc -m64 -Os -fomit-frame-pointer ref
gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer ref
gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer ref
gcc -m64 -march=core-avx-i -O -fomit-frame-pointer ref
gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer ref
gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer ref
gcc -m64 -march=core-avx2 -O -fomit-frame-pointer ref
gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer ref
gcc -m64 -march=core2 -O2 -fomit-frame-pointer ref
gcc -m64 -march=core2 -O3 -fomit-frame-pointer ref
gcc -m64 -march=core2 -O -fomit-frame-pointer ref
gcc -m64 -march=core2 -Os -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer ref
gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer ref
gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer ref
gcc -m64 -march=corei7-avx -O -fomit-frame-pointer ref
gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer ref
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer ref
gcc -m64 -march=corei7 -O3 -fomit-frame-pointer ref
gcc -m64 -march=corei7 -O -fomit-frame-pointer ref
gcc -m64 -march=corei7 -Os -fomit-frame-pointer ref
gcc -m64 -march=k8 -O2 -fomit-frame-pointer ref
gcc -m64 -march=k8 -O3 -fomit-frame-pointer ref
gcc -m64 -march=k8 -O -fomit-frame-pointer ref
gcc -m64 -march=k8 -Os -fomit-frame-pointer ref
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer ref
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer ref
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer ref
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer ref
gcc -m64 -march=nocona -O2 -fomit-frame-pointer ref
gcc -m64 -march=nocona -O3 -fomit-frame-pointer ref
gcc -m64 -march=nocona -O -fomit-frame-pointer ref
gcc -m64 -march=nocona -Os -fomit-frame-pointer ref
gcc -march=barcelona -O2 -fomit-frame-pointer ref
gcc -march=barcelona -O3 -fomit-frame-pointer ref
gcc -march=barcelona -O -fomit-frame-pointer ref
gcc -march=barcelona -Os -fomit-frame-pointer ref
gcc -march=k8 -O2 -fomit-frame-pointer ref
gcc -march=k8 -O3 -fomit-frame-pointer ref
gcc -march=k8 -O -fomit-frame-pointer ref
gcc -march=k8 -Os -fomit-frame-pointer ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv ref
gcc -march=nocona -O2 -fomit-frame-pointer ref
gcc -march=nocona -O3 -fomit-frame-pointer ref
gcc -march=nocona -O -fomit-frame-pointer ref
gcc -march=nocona -Os -fomit-frame-pointer ref

Compiler output

Implementation: crypto_sign/edons128ref/ref
Compiler: clang -O3 -fomit-frame-pointer -Qunused-arguments
mpfq_2_128.c: mpfq_2_128.c:154:35: warning: passing 'char *' to parameter of type 'const unsigned char *' converts between pointers to integer types with different sign [-Wpointer-sign]
mpfq_2_128.c: int ret = mpn_set_str(zz, tmp, len, k->io_type);
mpfq_2_128.c: ^~~
mpfq_2_128.c: /home/djb/benchmarking/supercop-20171218/supercop-data/hydra6/amd64/include/gmp.h:1588:68: note: passing argument to parameter here
mpfq_2_128.c: __GMP_DECLSPEC mp_size_t mpn_set_str (mp_ptr, const unsigned char *, size_t, int);
mpfq_2_128.c: ^
mpfq_2_128.c: 1 warning generated.
sign.c: sign.c:815:63: warning: incompatible pointer types passing 'int (const unsigned long *, const unsigned long *)' to parameter of type '__compar_fn_t' (aka 'int (*)(const void *, const void *)') [-Wincompatible-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^~~~~~~
sign.c: /usr/include/stdlib.h:765:20: note: passing argument to parameter '__compar' here
sign.c: __compar_fn_t __compar) __nonnull ((1, 4));
sign.c: ^
sign.c: sign.c:566:83: warning: for loop has empty body [-Wempty-body]
sign.c: for(i=0; i<(1<<(mu + 1 + ErrorBasisDimension))+2; i++) Kinit(allcandidates[i]);
sign.c: ^
sign.c: sign.c:566:83: note: put the semicolon on a separate line to silence this warning
sign.c: sign.c:880:84: warning: for loop has empty body [-Wempty-body]
sign.c: for(i=0; i<(1<<(mu + 1 + ErrorBasisDimension))+2; i++) Kclear(allcandidates[i]);
sign.c: ^
sign.c: sign.c:880:84: note: put the semicolon on a separate line to silence this warning
sign.c: sign.c:975:63: warning: incompatible pointer types passing 'int (const unsigned long *, const unsigned long *)' to parameter of type '__compar_fn_t' (aka 'int (*)(const void *, const void *)') [-Wincompatible-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^~~~~~~
sign.c: /usr/include/stdlib.h:765:20: note: passing argument to parameter '__compar' here
sign.c: __compar_fn_t __compar) __nonnull ((1, 4));
sign.c: ^
sign.c: sign.c:934:83: warning: for loop has empty body [-Wempty-body]
sign.c: for(i=0; i<(1<<(mu + 1 + ErrorBasisDimension))+2; i++) Kinit(allcandidates[i]);
sign.c: ^
sign.c: sign.c:934:83: note: put the semicolon on a separate line to silence this warning
sign.c: 5 warnings generated.

Number of similar (compiler,implementation) pairs: 8, namely:
CompilerImplementations
clang -O3 -fomit-frame-pointer -Qunused-arguments ref
clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments ref
clang -O3 -fwrapv -mavx -fomit-frame-pointer -Qunused-arguments ref
clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer -Qunused-arguments ref
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref
clang -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref
clang -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref

Compiler output

Implementation: crypto_sign/edons128ref/ref
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer
sign.c: sign.c: In function 'crypto_sign_edons128ref_ref':
sign.c: sign.c:815:63: warning: passing argument 4 of 'qsort' from incompatible pointer type [-Wincompatible-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^
sign.c: In file included from sign.c:2:0:
sign.c: /usr/include/stdlib.h:764:13: note: expected '__compar_fn_t {aka int (*)(const void *, const void *)}' but argument is of type 'int (*)(const long unsigned int *, const long unsigned int *)'
sign.c: extern void qsort (void *__base, size_t __nmemb, size_t __size,
sign.c: ^
sign.c: sign.c: In function 'crypto_sign_edons128ref_ref_open':
sign.c: sign.c:975:63: warning: passing argument 4 of 'qsort' from incompatible pointer type [-Wincompatible-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^
sign.c: In file included from sign.c:2:0:
sign.c: /usr/include/stdlib.h:764:13: note: expected '__compar_fn_t {aka int (*)(const void *, const void *)}' but argument is of type 'int (*)(const long unsigned int *, const long unsigned int *)'
sign.c: extern void qsort (void *__base, size_t __nmemb, size_t __size,
sign.c: ^
sign.c: sign.c: In function 'crypto_sign_edons128ref_ref':
sign.c: sign.c:815:63: warning: passing argument 4 of 'qsort' from incompatible pointer type [-Wincompatible-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^
sign.c: In file included from sign.c:2:0:
sign.c: /usr/include/stdlib.h:764:13: note: expected '__compar_fn_t {aka int (*)(const void *, const void *)}' but argument is of type 'int (*)(const long unsigned int *, const long unsigned int *)'
sign.c: extern void qsort (void *__base, size_t __nmemb, size_t __size,
sign.c: ^
sign.c: sign.c: In function 'crypto_sign_edons128ref_ref_open':
sign.c: sign.c:975:63: warning: passing argument 4 of 'qsort' from incompatible pointer type [-Wincompatible-pointer-types]
sign.c: qsort(allcandidates, NumberOfAllCandidates, sizeof(Kelt), compare);
sign.c: ^
sign.c: In file included from sign.c:2:0:
sign.c: /usr/include/stdlib.h:764:13: note: expected '__compar_fn_t {aka int (*)(const void *, const void *)}' but argument is of type 'int (*)(const long unsigned int *, const long unsigned int *)'
sign.c: extern void qsort (void *__base, size_t __nmemb, size_t __size,
sign.c: ^

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer ref
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer ref
gcc -m64 -march=barcelona -O -fomit-frame-pointer ref
gcc -m64 -march=barcelona -Os -fomit-frame-pointer ref