Implementation notes: amd64, hydra2, crypto_hash/md6d512

Computer: hydra2
Architecture: amd64
CPU ID: GenuineIntel-000206c2-bfebfbff
SUPERCOP version: 20141014
Operation: crypto_hash
Primitive: md6d512

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
66084	`ref`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
66240	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20140528	20140525
66268	`ref`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20140528	20140525
66276	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20140528	20140525
66340	`ref`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
66396	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
66700	`ref`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
66912	`ref`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
66996	`ref`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
67060	`ref`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
67372	`ref`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
67808	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20140528	20140525
67956	`ref`	`gcc -O2 -fomit-frame-pointer`	20140528	20140525
67964	`ref`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20140528	20140525
67968	`ref`	`gcc -m64 -O2 -fomit-frame-pointer`	20140528	20140525
67972	`ref`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20140528	20140525
67972	`ref`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20140528	20140525
67992	`ref`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
68004	`ref`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
68052	`ref`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20140528	20140525
68072	`ref`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
68076	`ref`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20140528	20140525
68264	`ref`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
68340	`ref`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
68344	`ref`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
68360	`ref`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
68740	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20140528	20140525
68756	`ref`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
68772	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20140528	20140525
69280	`ref`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20140528	20140525
69792	`ref`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
69804	`ref`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
69828	`ref`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
69840	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20140528	20140525
69852	`ref`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20140528	20140525
69864	`ref`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20140528	20140525
69876	`ref`	`gcc -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
69888	`ref`	`gcc -Os -fomit-frame-pointer`	20140528	20140525
70012	`ref`	`gcc -m64 -Os -fomit-frame-pointer`	20140528	20140525
70232	`ref`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20140528	20140525
70232	`ref`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20140528	20140525
70268	`ref`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20140528	20140525
70584	`ref`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
70624	`ref`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
70688	`ref`	`gcc -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
71056	`ref`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
95960	`ref`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20140528	20140525
96052	`ref`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20140528	20140525
96232	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
96336	`ref`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20140528	20140525
96516	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20140528	20140525
96532	`ref`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
96536	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20140528	20140525
96564	`ref`	`gcc -march=nocona -O -fomit-frame-pointer`	20140528	20140525
96580	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20140528	20140525
96588	`ref`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20140528	20140525
96660	`ref`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20140528	20140525
96680	`ref`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20140528	20140525
96724	`ref`	`gcc -m64 -O -fomit-frame-pointer`	20140528	20140525
96756	`ref`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20140528	20140525
96764	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20140528	20140525
96764	`ref`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20140528	20140525
96792	`ref`	`gcc -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
96888	`ref`	`gcc -march=k8 -O -fomit-frame-pointer`	20140528	20140525
96904	`ref`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20140528	20140525
96936	`ref`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
96936	`ref`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20140528	20140525
96980	`ref`	`gcc -O -fomit-frame-pointer`	20140528	20140525
97024	`ref`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20140528	20140525
97160	`ref`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20140528	20140525
97680	`ref`	`gcc -O3 -fomit-frame-pointer`	20140528	20140525
97792	`ref`	`gcc -m64 -O3 -fomit-frame-pointer`	20140528	20140525
97840	`ref`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20140528	20140525
97872	`ref`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20140528	20140525
97896	`ref`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20140528	20140525
97932	`ref`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20140528	20140525
97988	`ref`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20140528	20140525
98136	`ref`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20140528	20140525
98224	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20140528	20140525
99412	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20140528	20140525
99444	`ref`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
99696	`ref`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
100060	`ref`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
101140	`ref`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
104276	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
105236	`ref`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
105428	`ref`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
105436	`ref`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
106716	`ref`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
107552	`ref`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
107720	`ref`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
108124	`ref`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
412460	`ref`	`gcc`	20140528	20140525
413696	`ref`	`gcc -funroll-loops`	20140528	20140525
413700	`ref`	`cc`	20140528	20140525

Compiler output

Implementation: crypto_hash/md6d512/ref
Compiler: clang -O3 -fomit-frame-pointer

md6_compress.c: md6_compress.c:424:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:424:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:424:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:425:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:425:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:425:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:431:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (K == NULL) ) return MD6_NULL_K;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:431:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (K == NULL) ) return MD6_NULL_K;
md6_compress.c: ...

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
clang -O3 -fomit-frame-pointer	ref
clang -O3 -fwrapv -march=native -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_hash/md6d512/ref
Compiler: clang -O3 -fwrapv -march=native -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

hash.c: clang: warning: argument unused during compilation: '-fpolly'
hash.c: clang: warning: argument unused during compilation: '-fvectorize'
hash.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
hash.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
md6_compress.c: clang: warning: argument unused during compilation: '-fpolly'
md6_compress.c: clang: warning: argument unused during compilation: '-fvectorize'
md6_compress.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
md6_compress.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
md6_compress.c: md6_compress.c:424:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:424:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:424:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:425:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:425:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:425:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:431:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -O3 -fwrapv -march=native -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_hash/md6d512/ref
Compiler: clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer

hash.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
hash.c: clang: warning: argument unused during compilation: '-mavx2'
hash.c: clang: warning: argument unused during compilation: '-mpclmul'
md6_compress.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
md6_compress.c: clang: warning: argument unused during compilation: '-mavx2'
md6_compress.c: clang: warning: argument unused during compilation: '-mpclmul'
md6_compress.c: md6_compress.c:424:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:424:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:424:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:425:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:425:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:425:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:431:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (K == NULL) ) return MD6_NULL_K;
md6_compress.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_hash/md6d512/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

hash.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
hash.c: clang: warning: argument unused during compilation: '-mavx2'
hash.c: clang: warning: argument unused during compilation: '-mpclmul'
hash.c: clang: warning: argument unused during compilation: '-fpolly'
hash.c: clang: warning: argument unused during compilation: '-fvectorize'
hash.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
hash.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
md6_compress.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
md6_compress.c: clang: warning: argument unused during compilation: '-mavx2'
md6_compress.c: clang: warning: argument unused during compilation: '-mpclmul'
md6_compress.c: clang: warning: argument unused during compilation: '-fpolly'
md6_compress.c: clang: warning: argument unused during compilation: '-fvectorize'
md6_compress.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
md6_compress.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
md6_compress.c: md6_compress.c:424:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:424:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:424:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:425:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:425:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:425:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
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_hash/md6d512/ref
Compiler: clang -O3 -fwrapv -mavx2 -fomit-frame-pointer

hash.c: clang: warning: argument unused during compilation: '-mavx2'
md6_compress.c: clang: warning: argument unused during compilation: '-mavx2'
md6_compress.c: md6_compress.c:424:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:424:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:424:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:425:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:425:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:425:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:431:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (K == NULL) ) return MD6_NULL_K;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:431:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_hash/md6d512/ref
Compiler: clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

hash.c: clang: warning: argument unused during compilation: '-mavx2'
hash.c: clang: warning: argument unused during compilation: '-fpolly'
hash.c: clang: warning: argument unused during compilation: '-fvectorize'
hash.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
hash.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
md6_compress.c: clang: warning: argument unused during compilation: '-mavx2'
md6_compress.c: clang: warning: argument unused during compilation: '-fpolly'
md6_compress.c: clang: warning: argument unused during compilation: '-fvectorize'
md6_compress.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
md6_compress.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
md6_compress.c: md6_compress.c:424:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:424:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:424:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (C == NULL) ) return MD6_NULL_C;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: md6_compress.c:425:11: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~~^~~~~~~
md6_compress.c: md6_compress.c:425:11: note: remove extraneous parentheses around the comparison to silence this warning
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ~ ^ ~
md6_compress.c: md6_compress.c:425:11: note: use '=' to turn this equality comparison into an assignment
md6_compress.c: if ( (B == NULL) ) return MD6_NULL_B;
md6_compress.c: ^~
md6_compress.c: =
md6_compress.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer	ref