Implementation notes: amd64, hydra2, crypto_hash/md5

Computer: hydra2
Architecture: amd64
CPU ID: GenuineIntel-000206c2-bfebfbff
SUPERCOP version: 20141014
Operation: crypto_hash
Primitive: md5

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
7916	`openssl`	`clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer`	20141014	20141014
7916	`openssl`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20140528	20140525
7916	`openssl`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
7916	`openssl`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20140528	20140525
7916	`openssl`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20140528	20140525
7916	`openssl`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20140528	20140525
7916	`openssl`	`gcc -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
7920	`openssl`	`clang -O3 -fomit-frame-pointer`	20140712	20140622
7920	`openssl`	`clang -O3 -fwrapv -march=native -fomit-frame-pointer`	20140712	20140622
7920	`openssl`	`gcc -funroll-loops -O -fomit-frame-pointer`	20140528	20140525
7920	`openssl`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20140528	20140525
7920	`openssl`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20140528	20140525
7920	`openssl`	`gcc -m64 -O -fomit-frame-pointer`	20140528	20140525
7920	`openssl`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
7924	`openssl`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20140528	20140525
7924	`openssl`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20140528	20140525
7924	`openssl`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20140528	20140525
7924	`openssl`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20140528	20140525
7928	`openssl`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20140528	20140525
7928	`openssl`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141014	20141014
7936	`openssl`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
7936	`openssl`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`clang -O3 -fwrapv -mavx2 -fomit-frame-pointer`	20140712	20140622
7940	`openssl`	`clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20140712	20140622
7940	`openssl`	`gcc -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -march=k8 -O -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
7940	`openssl`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc`	20140528	20140525
7944	`openssl`	`gcc -O -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -Os -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -funroll-loops`	20140528	20140525
7944	`openssl`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -O2 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -O3 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20140528	20140525
7944	`openssl`	`gcc -march=nocona -O -fomit-frame-pointer`	20140528	20140525
7948	`openssl`	`cc`	20140528	20140525
7948	`openssl`	`clang -O3 -fwrapv -march=native -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20140712	20140622
7948	`openssl`	`gcc -O2 -fomit-frame-pointer`	20140528	20140525
7948	`openssl`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
7948	`openssl`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20140528	20140525
7948	`openssl`	`gcc -m64 -Os -fomit-frame-pointer`	20140528	20140525
7948	`openssl`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20140528	20140525
7948	`openssl`	`gcc -march=nocona -Os -fomit-frame-pointer`	20140528	20140525
7952	`openssl`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20140528	20140525
7960	`openssl`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
7960	`openssl`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20140528	20140525
7960	`openssl`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20140528	20140525
8184	`ref`	`clang -O3 -fomit-frame-pointer`	20140712	20140622
8216	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20140712	20140622
8216	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20140712	20140622
8216	`ref`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20140712	20140622
8216	`ref`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20140712	20140622
8216	`ref`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20140712	20140622
8220	`ref`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20140712	20140622
8220	`ref`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20140712	20140622
8224	`ref`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140712	20140622
8224	`ref`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20140712	20140622
8224	`ref`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20140712	20140622
8228	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20140712	20140622
8228	`ref`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20140712	20140622
8228	`ref`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20140712	20140622
8228	`ref`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20140712	20140622
8228	`ref`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20140712	20140622
8232	`ref`	`gcc -O3 -fomit-frame-pointer`	20140712	20140622
8232	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20140712	20140622
8232	`ref`	`gcc -m64 -O3 -fomit-frame-pointer`	20140712	20140622
8232	`ref`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20140712	20140622
8232	`ref`	`gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20140712	20140622
8232	`ref`	`gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20140712	20140622
8232	`ref`	`gcc -m64 -march=corei7 -O3 -fomit-frame-pointer`	20140712	20140622
8232	`ref`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20140712	20140622
8244	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20140712	20140622
8244	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20140712	20140622
8244	`ref`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20140712	20140622
8244	`ref`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20140712	20140622
8244	`ref`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20140712	20140622
8244	`ref`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20140712	20140622
8248	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140712	20140622
8256	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20140712	20140622
8256	`ref`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20140712	20140622
8256	`ref`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20140712	20140622
8256	`ref`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20140712	20140622
8256	`ref`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20140712	20140622
8256	`ref`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20140712	20140622
8256	`ref`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20140712	20140622
8256	`ref`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20140712	20140622
8260	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20140712	20140622
8260	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20140712	20140622
8260	`ref`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20140712	20140622
8268	`ref`	`clang -O3 -fwrapv -march=native -fomit-frame-pointer`	20140712	20140622
8268	`ref`	`clang -O3 -fwrapv -march=native -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20140712	20140622
8280	`ref`	`clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141014	20141014
8284	`ref`	`clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer`	20141014	20141014
8284	`ref`	`clang -O3 -fwrapv -mavx2 -fomit-frame-pointer`	20140712	20140622
8284	`ref`	`clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20140712	20140622
8296	`ref`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20140712	20140622
8296	`ref`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20140712	20140622
8304	`ref`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20140712	20140622
8304	`ref`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20140712	20140622
8304	`ref`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20140712	20140622
8308	`ref`	`gcc -m64 -Os -fomit-frame-pointer`	20140712	20140622
8308	`ref`	`gcc -march=k8 -Os -fomit-frame-pointer`	20140712	20140622
8312	`ref`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20140712	20140622
8312	`ref`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20140712	20140622
8312	`ref`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20140712	20140622
8312	`ref`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20140712	20140622
8312	`ref`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20140712	20140622
8312	`ref`	`gcc -march=k8 -O -fomit-frame-pointer`	20140712	20140622
8316	`ref`	`gcc -Os -fomit-frame-pointer`	20140712	20140622
8316	`ref`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20140712	20140622
8316	`ref`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20140712	20140622
8316	`ref`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20140712	20140622
8320	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20140712	20140622
8320	`ref`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20140712	20140622
8320	`ref`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20140712	20140622
8324	`ref`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20140712	20140622
8324	`ref`	`gcc -march=nocona -Os -fomit-frame-pointer`	20140712	20140622
8340	`ref`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20140712	20140622
8340	`ref`	`gcc -march=nocona -O -fomit-frame-pointer`	20140712	20140622
8344	`ref`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20140712	20140622
8352	`ref`	`gcc -O2 -fomit-frame-pointer`	20140712	20140622
8352	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20140712	20140622
8352	`ref`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20140712	20140622
8352	`ref`	`gcc -m64 -O2 -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20140712	20140622
8356	`ref`	`gcc -march=barcelona -O -fomit-frame-pointer`	20140712	20140622
8376	`ref`	`gcc -O -fomit-frame-pointer`	20140712	20140622
8376	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20140712	20140622
8376	`ref`	`gcc -m64 -O -fomit-frame-pointer`	20140712	20140622
8376	`ref`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20140712	20140622
8376	`ref`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20140712	20140622
8376	`ref`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20140712	20140622
8376	`ref`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20140712	20140622
8376	`ref`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20140712	20140622
8724	`ref`	`cc`	20140712	20140622
8724	`ref`	`gcc`	20140712	20140622
8724	`ref`	`gcc -funroll-loops`	20140712	20140622

Compiler output

Implementation: crypto_hash/md5/openssl
Compiler: clang -O3 -fomit-frame-pointer

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: try-anything.c:110:19: warning: if statement has empty body [-Wempty-body]
try.c: ;
try.c: ^
try.c: 1 warning generated.

Number of similar (compiler,implementation) pairs: 4, namely:

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

Compiler output

Implementation: crypto_hash/md5/openssl
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'
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: try-anything.c:110:19: warning: if statement has empty body [-Wempty-body]
try.c: ;
try.c: ^
try.c: 1 warning generated.