Implementation notes: amd64, h4e350, crypto_encrypt/mceliece

Computer: h4e350
Architecture: amd64
CPU ID: AuthenticAMD-00500f10-178bfbff
SUPERCOP version: 20141014
Operation: crypto_encrypt
Primitive: mceliece
TimeImplementationCompilerBenchmark dateSUPERCOP version
1425825refgcc -m64 -O3 -fomit-frame-pointer2014080920140622
1426059refgcc -fno-schedule-insns -O3 -fomit-frame-pointer2014080920140622
1426884refgcc -m64 -march=core2 -O3 -fomit-frame-pointer2014080920140622
1432443refgcc -O3 -fomit-frame-pointer2014080920140622
1432650refgcc -march=barcelona -O3 -fomit-frame-pointer2014080920140622
1433100refgcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer2014080920140622
1435197refgcc -march=k8 -O3 -fomit-frame-pointer2014080920140622
1435914refgcc -m64 -march=barcelona -O3 -fomit-frame-pointer2014080920140622
1445223refgcc -m64 -march=k8 -O3 -fomit-frame-pointer2014080920140622
1449807refgcc -m64 -march=nocona -O3 -fomit-frame-pointer2014080920140622
1451280refgcc -march=nocona -O3 -fomit-frame-pointer2014080920140622
1456332refgcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer2014080920140622
1457724refgcc -funroll-loops -m64 -O3 -fomit-frame-pointer2014080920140622
1463823refgcc -funroll-loops -O3 -fomit-frame-pointer2014080920140622
1468518refgcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer2014080920140622
1469685refgcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer2014080920140622
1472238refgcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer2014080920140622
1473102refgcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer2014080920140622
1479747refgcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer2014080920140622
1481790refgcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer2014080920140622
1538895refgcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer2014080920140622
1544142refgcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer2014080920140622
1548678refgcc -funroll-loops -O2 -fomit-frame-pointer2014080920140622
1550574refgcc -funroll-loops -m64 -O2 -fomit-frame-pointer2014080920140622
1556892refgcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer2014080920140622
1558278refgcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer2014080920140622
1559868refgcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer2014080920140622
1563702refgcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer2014080920140622
1565205refgcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer2014080920140622
1754508refgcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer2014080920140622
1755621refgcc -funroll-loops -march=k8 -O -fomit-frame-pointer2014080920140622
1756926refgcc -funroll-loops -march=barcelona -O -fomit-frame-pointer2014080920140622
1759446refgcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer2014080920140622
1769601refgcc -funroll-loops -O -fomit-frame-pointer2014080920140622
1775655refgcc -funroll-loops -m64 -O -fomit-frame-pointer2014080920140622
1775718refgcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer2014080920140622
1782474refgcc -march=barcelona -O2 -fomit-frame-pointer2014080920140622
1787790refgcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer2014080920140622
1792659refgcc -m64 -march=barcelona -O2 -fomit-frame-pointer2014080920140622
1813734refgcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer2014080920140622
1813836refgcc -march=k8 -O2 -fomit-frame-pointer2014080920140622
1814754refgcc -funroll-loops -march=nocona -O -fomit-frame-pointer2014080920140622
1821045refgcc -fno-schedule-insns -O2 -fomit-frame-pointer2014080920140622
1821666refgcc -m64 -O2 -fomit-frame-pointer2014080920140622
1825242refgcc -O2 -fomit-frame-pointer2014080920140622
1839819refgcc -m64 -march=nocona -O2 -fomit-frame-pointer2014080920140622
1843425refgcc -m64 -march=k8 -O2 -fomit-frame-pointer2014080920140622
1851090refgcc -march=nocona -O2 -fomit-frame-pointer2014080920140622
1852458refgcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer2014080920140622
1853199refgcc -m64 -march=corei7 -O2 -fomit-frame-pointer2014080920140622
1853220refgcc -m64 -march=core2 -O2 -fomit-frame-pointer2014080920140622
1854648refgcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer2014080920140622
1974288refgcc -march=nocona -O -fomit-frame-pointer2014080920140622
1977918refgcc -m64 -march=nocona -O -fomit-frame-pointer2014080920140622
2015010refgcc -m64 -march=nocona -Os -fomit-frame-pointer2014080920140622
2017836refgcc -march=nocona -Os -fomit-frame-pointer2014080920140622
2018694refgcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer2014080920140622
2019231refgcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer2014080920140622
2019408refgcc -march=k8 -Os -fomit-frame-pointer2014080920140622
2019957refgcc -march=barcelona -Os -fomit-frame-pointer2014080920140622
2020056refgcc -Os -fomit-frame-pointer2014080920140622
2020725refgcc -m64 -march=k8 -Os -fomit-frame-pointer2014080920140622
2020932refgcc -funroll-loops -march=k8 -Os -fomit-frame-pointer2014080920140622
2021079refgcc -m64 -march=corei7 -Os -fomit-frame-pointer2014080920140622
2021097refgcc -fno-schedule-insns -Os -fomit-frame-pointer2014080920140622
2021517refgcc -funroll-loops -Os -fomit-frame-pointer2014080920140622
2021562refgcc -m64 -march=core2 -Os -fomit-frame-pointer2014080920140622
2021685refgcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer2014080920140622
2021799refgcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer2014080920140622
2022204refgcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer2014080920140622
2022372refgcc -m64 -Os -fomit-frame-pointer2014080920140622
2022537refgcc -m64 -march=barcelona -Os -fomit-frame-pointer2014080920140622
2022948refgcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer2014080920140622
2023605refgcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer2014080920140622
2024529refgcc -funroll-loops -march=nocona -Os -fomit-frame-pointer2014080920140622
2027550refgcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer2014080920140622
2029764refgcc -funroll-loops -m64 -Os -fomit-frame-pointer2014080920140622
2100981refgcc -m64 -march=native -mtune=native -O -fomit-frame-pointer2014080920140622
2101986refgcc -march=barcelona -O -fomit-frame-pointer2014080920140622
2102109refgcc -m64 -march=barcelona -O -fomit-frame-pointer2014080920140622
2126790refgcc -m64 -O -fomit-frame-pointer2014080920140622
2126829refgcc -m64 -march=k8 -O -fomit-frame-pointer2014080920140622
2128080refgcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer2014080920140622
2128338refgcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer2014080920140622
2131095refgcc -m64 -march=corei7 -O -fomit-frame-pointer2014080920140622
2132256refgcc -fno-schedule-insns -O -fomit-frame-pointer2014080920140622
2132400refgcc -m64 -march=core2 -O -fomit-frame-pointer2014080920140622
2133264refgcc -march=k8 -O -fomit-frame-pointer2014080920140622
2135871refgcc -O -fomit-frame-pointer2014080920140622
6187248refcc2014080920140622
6195390refgcc -funroll-loops2014080920140622
6211950refgcc2014080920140622

Compiler output

Implementation: crypto_encrypt/mceliece/ref
Compiler: clang -O3 -fomit-frame-pointer
misc.c: misc.c:6:44: warning: passing 'char *' to parameter of type 'unsigned char *' converts between pointers to integer types with different sign [-Wpointer-sign]
misc.c: __inline int u8rnd() { char c; randombytes(&c,1); return 255 & (int) c; }
misc.c: ^~
misc.c: /home/djb/supercop-20140622/supercop-data/h4e350/amd64/include/randombytes.h:4:40: note: passing argument to parameter here
misc.c: extern void randombytes(unsigned char *,unsigned long long);
misc.c: ^
misc.c: 1 warning generated.
try.c: try-anything.c:110:19: warning: if statement has empty body [-Wempty-body]
try.c: ;
try.c: ^
try.c: 1 warning generated.
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `gop_supr':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `crypto_encrypt_mceliece_ref_keypair':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o):keypair.c:(.text+0x...): more undefined references to `u8rnd' follow
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -O3 -fomit-frame-pointer ref

Compiler output

Implementation: crypto_encrypt/mceliece/ref
Compiler: clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer
decrypt.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
decrypt.c: clang: warning: argument unused during compilation: '-mavx2'
decrypt.c: clang: warning: argument unused during compilation: '-mpclmul'
encrypt.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
encrypt.c: clang: warning: argument unused during compilation: '-mavx2'
encrypt.c: clang: warning: argument unused during compilation: '-mpclmul'
gf.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
gf.c: clang: warning: argument unused during compilation: '-mavx2'
gf.c: clang: warning: argument unused during compilation: '-mpclmul'
keypair.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
keypair.c: clang: warning: argument unused during compilation: '-mavx2'
keypair.c: clang: warning: argument unused during compilation: '-mpclmul'
mat.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
mat.c: clang: warning: argument unused during compilation: '-mavx2'
mat.c: clang: warning: argument unused during compilation: '-mpclmul'
misc.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
misc.c: clang: warning: argument unused during compilation: '-mavx2'
misc.c: clang: warning: argument unused during compilation: '-mpclmul'
misc.c: misc.c:6:44: warning: passing 'char *' to parameter of type 'unsigned char *' converts between pointers to integer types with different sign [-Wpointer-sign]
misc.c: __inline int u8rnd() { char c; randombytes(&c,1); return 255 & (int) c; }
misc.c: ^~
misc.c: /home/djb/benchmarking/supercop-20141014/supercop-data/h4e350/amd64/include/randombytes.h:4:40: note: passing argument to parameter here
misc.c: extern void randombytes(unsigned char *,unsigned long long);
misc.c: ^
misc.c: 1 warning generated.
poly.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
poly.c: clang: warning: argument unused during compilation: '-mavx2'
poly.c: clang: warning: argument unused during compilation: '-mpclmul'
useshort.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
useshort.c: clang: warning: argument unused during compilation: '-mavx2'
useshort.c: clang: warning: argument unused during compilation: '-mpclmul'
try.c: try-anything.c:110:19: warning: if statement has empty body [-Wempty-body]
try.c: ;
try.c: ^
try.c: 1 warning generated.
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `gop_supr':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `crypto_encrypt_mceliece_ref_keypair':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o):keypair.c:(.text+0x...): more undefined references to `u8rnd' follow
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer ref

Compiler output

Implementation: crypto_encrypt/mceliece/ref
Compiler: clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer
decrypt.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
decrypt.c: clang: warning: argument unused during compilation: '-mavx2'
decrypt.c: clang: warning: argument unused during compilation: '-mpclmul'
decrypt.c: clang: warning: argument unused during compilation: '-fpolly'
decrypt.c: clang: warning: argument unused during compilation: '-fvectorize'
decrypt.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
decrypt.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
encrypt.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
encrypt.c: clang: warning: argument unused during compilation: '-mavx2'
encrypt.c: clang: warning: argument unused during compilation: '-mpclmul'
encrypt.c: clang: warning: argument unused during compilation: '-fpolly'
encrypt.c: clang: warning: argument unused during compilation: '-fvectorize'
encrypt.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
encrypt.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
gf.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
gf.c: clang: warning: argument unused during compilation: '-mavx2'
gf.c: clang: warning: argument unused during compilation: '-mpclmul'
gf.c: clang: warning: argument unused during compilation: '-fpolly'
gf.c: clang: warning: argument unused during compilation: '-fvectorize'
gf.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
gf.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
keypair.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
keypair.c: clang: warning: argument unused during compilation: '-mavx2'
keypair.c: clang: warning: argument unused during compilation: '-mpclmul'
keypair.c: clang: warning: argument unused during compilation: '-fpolly'
keypair.c: clang: warning: argument unused during compilation: '-fvectorize'
keypair.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
keypair.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
mat.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
mat.c: clang: warning: argument unused during compilation: '-mavx2'
mat.c: clang: warning: argument unused during compilation: '-mpclmul'
mat.c: clang: warning: argument unused during compilation: '-fpolly'
mat.c: clang: warning: argument unused during compilation: '-fvectorize'
mat.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
mat.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
misc.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
misc.c: clang: warning: argument unused during compilation: '-mavx2'
misc.c: clang: warning: argument unused during compilation: '-mpclmul'
misc.c: clang: warning: argument unused during compilation: '-fpolly'
misc.c: clang: warning: argument unused during compilation: '-fvectorize'
misc.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
misc.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
misc.c: misc.c:6:44: warning: passing 'char *' to parameter of type 'unsigned char *' converts between pointers to integer types with different sign [-Wpointer-sign]
misc.c: __inline int u8rnd() { char c; randombytes(&c,1); return 255 & (int) c; }
misc.c: ^~
misc.c: /home/djb/benchmarking/supercop-20141014/supercop-data/h4e350/amd64/include/randombytes.h:4:40: note: passing argument to parameter here
misc.c: extern void randombytes(unsigned char *,unsigned long long);
misc.c: ^
misc.c: 1 warning generated.
poly.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
poly.c: clang: warning: argument unused during compilation: '-mavx2'
poly.c: clang: warning: argument unused during compilation: '-mpclmul'
poly.c: clang: warning: argument unused during compilation: '-fpolly'
poly.c: clang: warning: argument unused during compilation: '-fvectorize'
poly.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
poly.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
useshort.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
useshort.c: clang: warning: argument unused during compilation: '-mavx2'
useshort.c: clang: warning: argument unused during compilation: '-mpclmul'
useshort.c: clang: warning: argument unused during compilation: '-fpolly'
useshort.c: clang: warning: argument unused during compilation: '-fvectorize'
useshort.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
useshort.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
try.c: try-anything.c:110:19: warning: if statement has empty body [-Wempty-body]
try.c: ;
try.c: ^
try.c: 1 warning generated.
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `gop_supr':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `crypto_encrypt_mceliece_ref_keypair':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o):keypair.c:(.text+0x...): more undefined references to `u8rnd' follow
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer ref

Compiler output

Implementation: crypto_encrypt/mceliece/ref
Compiler: clang -O3 -fwrapv -mavx2 -fomit-frame-pointer
decrypt.c: clang: warning: argument unused during compilation: '-mavx2'
encrypt.c: clang: warning: argument unused during compilation: '-mavx2'
gf.c: clang: warning: argument unused during compilation: '-mavx2'
keypair.c: clang: warning: argument unused during compilation: '-mavx2'
mat.c: clang: warning: argument unused during compilation: '-mavx2'
misc.c: clang: warning: argument unused during compilation: '-mavx2'
misc.c: misc.c:6:44: warning: passing 'char *' to parameter of type 'unsigned char *' converts between pointers to integer types with different sign [-Wpointer-sign]
misc.c: __inline int u8rnd() { char c; randombytes(&c,1); return 255 & (int) c; }
misc.c: ^~
misc.c: /home/djb/supercop-20140622/supercop-data/h4e350/amd64/include/randombytes.h:4:40: note: passing argument to parameter here
misc.c: extern void randombytes(unsigned char *,unsigned long long);
misc.c: ^
misc.c: 1 warning generated.
poly.c: clang: warning: argument unused during compilation: '-mavx2'
useshort.c: clang: warning: argument unused during compilation: '-mavx2'
try.c: try-anything.c:110:19: warning: if statement has empty body [-Wempty-body]
try.c: ;
try.c: ^
try.c: 1 warning generated.
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `gop_supr':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `crypto_encrypt_mceliece_ref_keypair':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o):keypair.c:(.text+0x...): more undefined references to `u8rnd' follow
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer ref

Compiler output

Implementation: crypto_encrypt/mceliece/ref
Compiler: clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer
decrypt.c: clang: warning: argument unused during compilation: '-mavx2'
decrypt.c: clang: warning: argument unused during compilation: '-fpolly'
decrypt.c: clang: warning: argument unused during compilation: '-fvectorize'
decrypt.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
decrypt.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
encrypt.c: clang: warning: argument unused during compilation: '-mavx2'
encrypt.c: clang: warning: argument unused during compilation: '-fpolly'
encrypt.c: clang: warning: argument unused during compilation: '-fvectorize'
encrypt.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
encrypt.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
gf.c: clang: warning: argument unused during compilation: '-mavx2'
gf.c: clang: warning: argument unused during compilation: '-fpolly'
gf.c: clang: warning: argument unused during compilation: '-fvectorize'
gf.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
gf.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
keypair.c: clang: warning: argument unused during compilation: '-mavx2'
keypair.c: clang: warning: argument unused during compilation: '-fpolly'
keypair.c: clang: warning: argument unused during compilation: '-fvectorize'
keypair.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
keypair.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
mat.c: clang: warning: argument unused during compilation: '-mavx2'
mat.c: clang: warning: argument unused during compilation: '-fpolly'
mat.c: clang: warning: argument unused during compilation: '-fvectorize'
mat.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
mat.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
misc.c: clang: warning: argument unused during compilation: '-mavx2'
misc.c: clang: warning: argument unused during compilation: '-fpolly'
misc.c: clang: warning: argument unused during compilation: '-fvectorize'
misc.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
misc.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
misc.c: misc.c:6:44: warning: passing 'char *' to parameter of type 'unsigned char *' converts between pointers to integer types with different sign [-Wpointer-sign]
misc.c: __inline int u8rnd() { char c; randombytes(&c,1); return 255 & (int) c; }
misc.c: ^~
misc.c: /home/djb/supercop-20140622/supercop-data/h4e350/amd64/include/randombytes.h:4:40: note: passing argument to parameter here
misc.c: extern void randombytes(unsigned char *,unsigned long long);
misc.c: ^
misc.c: 1 warning generated.
poly.c: clang: warning: argument unused during compilation: '-mavx2'
poly.c: clang: warning: argument unused during compilation: '-fpolly'
poly.c: clang: warning: argument unused during compilation: '-fvectorize'
poly.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
poly.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
useshort.c: clang: warning: argument unused during compilation: '-mavx2'
useshort.c: clang: warning: argument unused during compilation: '-fpolly'
useshort.c: clang: warning: argument unused during compilation: '-fvectorize'
useshort.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
useshort.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
try.c: try-anything.c:110:19: warning: if statement has empty body [-Wempty-body]
try.c: ;
try.c: ^
try.c: 1 warning generated.
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `gop_supr':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `crypto_encrypt_mceliece_ref_keypair':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o):keypair.c:(.text+0x...): more undefined references to `u8rnd' follow
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer ref