Implementation notes: amd64, hydra2, crypto_hash/md6d224

Computer: hydra2
Architecture: amd64
CPU ID: GenuineIntel-000206c2-bfebfbff
SUPERCOP version: 20141014
Operation: crypto_hash
Primitive: md6d224

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
39352	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20140528	20140525
39436	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20140528	20140525
39452	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
39508	`ref`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20140528	20140525
39524	`ref`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
39556	`ref`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
39592	`ref`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
39704	`ref`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
39712	`ref`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
40072	`ref`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
40208	`ref`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
40608	`ref`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20140528	20140525
40624	`ref`	`gcc -O2 -fomit-frame-pointer`	20140528	20140525
40656	`ref`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20140528	20140525
40676	`ref`	`gcc -m64 -O2 -fomit-frame-pointer`	20140528	20140525
40700	`ref`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20140528	20140525
40708	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20140528	20140525
40716	`ref`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
40720	`ref`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20140528	20140525
40740	`ref`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20140528	20140525
40756	`ref`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
40804	`ref`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
40876	`ref`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
41352	`ref`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
41392	`ref`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
41432	`ref`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20140528	20140525
41472	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20140528	20140525
41532	`ref`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
41580	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20140528	20140525
41948	`ref`	`gcc -Os -fomit-frame-pointer`	20140528	20140525
41960	`ref`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
41976	`ref`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
42020	`ref`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
42040	`ref`	`gcc -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
42060	`ref`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20140528	20140525
42100	`ref`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20140528	20140525
42128	`ref`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20140528	20140525
42144	`ref`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20140528	20140525
42144	`ref`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20140528	20140525
42160	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20140528	20140525
42352	`ref`	`gcc -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
42368	`ref`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
42560	`ref`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
42596	`ref`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
42600	`ref`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
42632	`ref`	`gcc -m64 -Os -fomit-frame-pointer`	20140528	20140525
56240	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20140528	20140525
56372	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20140528	20140525
56456	`ref`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20140528	20140525
56820	`ref`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20140528	20140525
56856	`ref`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20140528	20140525
57100	`ref`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
57172	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
57204	`ref`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20140528	20140525
57208	`ref`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20140528	20140525
57224	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20140528	20140525
57244	`ref`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20140528	20140525
57260	`ref`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20140528	20140525
57280	`ref`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20140528	20140525
57320	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20140528	20140525
57344	`ref`	`gcc -m64 -O3 -fomit-frame-pointer`	20140528	20140525
57356	`ref`	`gcc -O3 -fomit-frame-pointer`	20140528	20140525
57364	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20140528	20140525
57368	`ref`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20140528	20140525
57416	`ref`	`gcc -march=nocona -O -fomit-frame-pointer`	20140528	20140525
57420	`ref`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20140528	20140525
57476	`ref`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20140528	20140525
57520	`ref`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20140528	20140525
57668	`ref`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20140528	20140525
57724	`ref`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
57728	`ref`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20140528	20140525
57760	`ref`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20140528	20140525
57764	`ref`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20140528	20140525
57772	`ref`	`gcc -march=k8 -O -fomit-frame-pointer`	20140528	20140525
57780	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20140528	20140525
57788	`ref`	`gcc -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
57812	`ref`	`gcc -O -fomit-frame-pointer`	20140528	20140525
57820	`ref`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20140528	20140525
57836	`ref`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20140528	20140525
57872	`ref`	`gcc -m64 -O -fomit-frame-pointer`	20140528	20140525
58148	`ref`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
58208	`ref`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
58644	`ref`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
58720	`ref`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
60940	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
60952	`ref`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
61012	`ref`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
61232	`ref`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
62480	`ref`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
62536	`ref`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
62564	`ref`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
62700	`ref`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
240676	`ref`	`gcc`	20140528	20140525
240712	`ref`	`gcc -funroll-loops`	20140528	20140525
240760	`ref`	`cc`	20140528	20140525

Compiler output

Implementation: crypto_hash/md6d224/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/md6d224/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/md6d224/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/md6d224/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/md6d224/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/md6d224/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