Implementation notes: amd64, h4e350, crypto_scalarmult/nistp256

Computer: h4e350
Architecture: amd64
CPU ID: AuthenticAMD-00500f10-178bfbff
SUPERCOP version: 20141014
Operation: crypto_scalarmult
Primitive: nistp256

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
5307345	`mj32`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20141018	20141014
5308482	`mj32`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20141018	20141014
5381586	`mj32`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20141018	20141014
5382309	`mj32`	`gcc -m64 -O3 -fomit-frame-pointer`	20141018	20141014
5382396	`mj32`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20141018	20141014
5383077	`mj32`	`gcc -O3 -fomit-frame-pointer`	20141018	20141014
5388603	`mj32`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20141018	20141014
5390412	`mj32`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20141018	20141014
5394648	`mj32`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20141018	20141014
5400705	`mj32`	`gcc -m64 -march=core2 -O3 -fomit-frame-pointer`	20141018	20141014
5447400	`mj32`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20141018	20141014
5449026	`mj32`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20141018	20141014
5477490	`mj32`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20141018	20141014
5477937	`mj32`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20141018	20141014
5479776	`mj32`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20141018	20141014
5871348	`mj32`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20141018	20141014
5872323	`mj32`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20141018	20141014
5884734	`mj32`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20141018	20141014
6225369	`mj32`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20141018	20141014
6225723	`mj32`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20141018	20141014
6242391	`mj32`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20141018	20141014
6245181	`mj32`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20141018	20141014
6274680	`mj32`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20141018	20141014
6275835	`mj32`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20141018	20141014
6320241	`mj32`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20141018	20141014
6320661	`mj32`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20141018	20141014
6326721	`mj32`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20141018	20141014
6393729	`mj32`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20141018	20141014
6400626	`mj32`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20141018	20141014
6535236	`mj32`	`clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer`	20141018	20141014
6535836	`mj32`	`clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141018	20141014
6535842	`mj32`	`clang -O3 -fomit-frame-pointer`	20141018	20141014
6537609	`mj32`	`clang -O3 -fwrapv -mavx2 -fomit-frame-pointer`	20141018	20141014
6548886	`mj32`	`clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer`	20141018	20141014
8189703	`mj32`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20141018	20141014
8189976	`mj32`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20141018	20141014
8190264	`mj32`	`gcc -funroll-loops -O -fomit-frame-pointer`	20141018	20141014
8324913	`mj32`	`gcc -m64 -O2 -fomit-frame-pointer`	20141018	20141014
8325156	`mj32`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20141018	20141014
8325171	`mj32`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20141018	20141014
8325192	`mj32`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20141018	20141014
8325450	`mj32`	`gcc -O2 -fomit-frame-pointer`	20141018	20141014
8342112	`mj32`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20141018	20141014
8409213	`mj32`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20141018	20141014
8410521	`mj32`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20141018	20141014
8411739	`mj32`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20141018	20141014
8418111	`mj32`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20141018	20141014
8418177	`mj32`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20141018	20141014
8514825	`mj32`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20141018	20141014
8515659	`mj32`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20141018	20141014
8522529	`mj32`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20141018	20141014
8549649	`mj32`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20141018	20141014
8550438	`mj32`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20141018	20141014
8559474	`mj32`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20141018	20141014
8565102	`mj32`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20141018	20141014
8748597	`mj32`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20141018	20141014
8756145	`mj32`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20141018	20141014
9871074	`mj32`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20141018	20141014
9913659	`mj32`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20141018	20141014
9914460	`mj32`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20141018	20141014
9915315	`mj32`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20141018	20141014
9931425	`mj32`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20141018	20141014
9931920	`mj32`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20141018	20141014
9932649	`mj32`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20141018	20141014
9932727	`mj32`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20141018	20141014
9933336	`mj32`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20141018	20141014
10485867	`mj32`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20141018	20141014
10487355	`mj32`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20141018	20141014
10492107	`mj32`	`gcc -march=k8 -Os -fomit-frame-pointer`	20141018	20141014
10492221	`mj32`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20141018	20141014
10493649	`mj32`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20141018	20141014
10495947	`mj32`	`gcc -march=nocona -Os -fomit-frame-pointer`	20141018	20141014
10495950	`mj32`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20141018	20141014
10496310	`mj32`	`gcc -m64 -Os -fomit-frame-pointer`	20141018	20141014
10497159	`mj32`	`gcc -Os -fomit-frame-pointer`	20141018	20141014
10501212	`mj32`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20141018	20141014
10509126	`mj32`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20141018	20141014
10509924	`mj32`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20141018	20141014
10511076	`mj32`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20141018	20141014
10512129	`mj32`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20141018	20141014
17005647	`mj32`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20141018	20141014
17009400	`mj32`	`gcc -march=k8 -O -fomit-frame-pointer`	20141018	20141014
17312184	`mj32`	`gcc -march=barcelona -O -fomit-frame-pointer`	20141018	20141014
17313183	`mj32`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20141018	20141014
17316474	`mj32`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20141018	20141014
17440839	`mj32`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20141018	20141014
17487939	`mj32`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20141018	20141014
17491797	`mj32`	`gcc -m64 -O -fomit-frame-pointer`	20141018	20141014
17505021	`mj32`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20141018	20141014
17519865	`mj32`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20141018	20141014
17530101	`mj32`	`gcc -O -fomit-frame-pointer`	20141018	20141014
17592816	`mj32`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20141018	20141014
18283425	`mj32`	`gcc -march=nocona -O -fomit-frame-pointer`	20141018	20141014
18294657	`mj32`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20141018	20141014
73812822	`mj32`	`gcc`	20141018	20141014
73817568	`mj32`	`gcc -funroll-loops`	20141018	20141014
73900473	`mj32`	`cc`	20141018	20141014

Compiler output

Implementation: crypto_scalarmult/nistp256/mj32
Compiler: clang -O3 -fomit-frame-pointer

gep256.c: gep256.c:83:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'crypto_uint32 (*)[8]') instead of 'gep256' (aka 'fe [3]') [-Wsizeof-array-argument]
gep256.c: for (i = 0; i gep256.c: ^
gep256.c: gep256.c:78:29: note: declared here
gep256.c: static int isneutral(gep256 p) {
gep256.c: ^
gep256.c: gep256.c:92:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'crypto_uint32 (*)[8]') instead of 'gep256_precomp' (aka 'fe [2]') [-Wsizeof-array-argument]
gep256.c: for (i = 0; i gep256.c: ^
gep256.c: gep256.c:87:45: note: declared here
gep256.c: static int isneutral_precomp(gep256_precomp p) {
gep256.c: ^
gep256.c: 2 warnings 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: 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: 1, namely:

Compiler	Implementations
clang -O3 -fomit-frame-pointer	mj32

Compiler output

Implementation: crypto_scalarmult/nistp256/mj32
Compiler: clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer

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	mj32

Compiler output

Implementation: crypto_scalarmult/nistp256/mj32
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

fe.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
fe.c: clang: warning: argument unused during compilation: '-mavx2'
fe.c: clang: warning: argument unused during compilation: '-mpclmul'
fe.c: clang: warning: argument unused during compilation: '-fpolly'
fe.c: clang: warning: argument unused during compilation: '-fvectorize'
fe.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
fe.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
fep256.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
fep256.c: clang: warning: argument unused during compilation: '-mavx2'
fep256.c: clang: warning: argument unused during compilation: '-mpclmul'
fep256.c: clang: warning: argument unused during compilation: '-fpolly'
fep256.c: clang: warning: argument unused during compilation: '-fvectorize'
fep256.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
fep256.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
gep256.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
gep256.c: clang: warning: argument unused during compilation: '-mavx2'
gep256.c: clang: warning: argument unused during compilation: '-mpclmul'
gep256.c: clang: warning: argument unused during compilation: '-fpolly'
gep256.c: clang: warning: argument unused during compilation: '-fvectorize'
gep256.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
gep256.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
gep256.c: gep256.c:83:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'crypto_uint32 (*)[8]') instead of 'gep256' (aka 'fe [3]') [-Wsizeof-array-argument]
gep256.c: for (i = 0; i gep256.c: ^
gep256.c: gep256.c:78:29: note: declared here
gep256.c: static int isneutral(gep256 p) {
gep256.c: ^
gep256.c: gep256.c:92:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'crypto_uint32 (*)[8]') instead of 'gep256_precomp' (aka 'fe [2]') [-Wsizeof-array-argument]
gep256.c: for (i = 0; i gep256.c: ^
gep256.c: gep256.c:87:45: note: declared here
gep256.c: static int isneutral_precomp(gep256_precomp p) {
gep256.c: ^
gep256.c: 2 warnings generated.
smult.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
smult.c: clang: warning: argument unused during compilation: '-mavx2'
smult.c: clang: warning: argument unused during compilation: '-mpclmul'
smult.c: clang: warning: argument unused during compilation: '-fpolly'
smult.c: clang: warning: argument unused during compilation: '-fvectorize'
smult.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
smult.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-mavx2'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-mpclmul'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-fpolly'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-fvectorize'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-mcpu=core-avx2'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-mavx2'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-mpclmul'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-fpolly'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-fvectorize'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
uint32_unpack_big.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.

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	mj32

Compiler output

Implementation: crypto_scalarmult/nistp256/mj32
Compiler: clang -O3 -fwrapv -mavx2 -fomit-frame-pointer

fe.c: clang: warning: argument unused during compilation: '-mavx2'
fep256.c: clang: warning: argument unused during compilation: '-mavx2'
gep256.c: clang: warning: argument unused during compilation: '-mavx2'
gep256.c: gep256.c:83:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'crypto_uint32 (*)[8]') instead of 'gep256' (aka 'fe [3]') [-Wsizeof-array-argument]
gep256.c: for (i = 0; i gep256.c: ^
gep256.c: gep256.c:78:29: note: declared here
gep256.c: static int isneutral(gep256 p) {
gep256.c: ^
gep256.c: gep256.c:92:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'crypto_uint32 (*)[8]') instead of 'gep256_precomp' (aka 'fe [2]') [-Wsizeof-array-argument]
gep256.c: for (i = 0; i gep256.c: ^
gep256.c: gep256.c:87:45: note: declared here
gep256.c: static int isneutral_precomp(gep256_precomp p) {
gep256.c: ^
gep256.c: 2 warnings generated.
smult.c: clang: warning: argument unused during compilation: '-mavx2'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-mavx2'
uint32_unpack_big.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: 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: 1, namely:

Compiler	Implementations
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer	mj32

Compiler output

Implementation: crypto_scalarmult/nistp256/mj32
Compiler: clang -O3 -fwrapv -mavx2 -fpolly -funroll-loops -fvectorize -fslp-vectorize -fslp-vectorize-aggressive -fomit-frame-pointer

fe.c: clang: warning: argument unused during compilation: '-mavx2'
fe.c: clang: warning: argument unused during compilation: '-fpolly'
fe.c: clang: warning: argument unused during compilation: '-fvectorize'
fe.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
fe.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
fep256.c: clang: warning: argument unused during compilation: '-mavx2'
fep256.c: clang: warning: argument unused during compilation: '-fpolly'
fep256.c: clang: warning: argument unused during compilation: '-fvectorize'
fep256.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
fep256.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
gep256.c: clang: warning: argument unused during compilation: '-mavx2'
gep256.c: clang: warning: argument unused during compilation: '-fpolly'
gep256.c: clang: warning: argument unused during compilation: '-fvectorize'
gep256.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
gep256.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
gep256.c: gep256.c:83:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'crypto_uint32 (*)[8]') instead of 'gep256' (aka 'fe [3]') [-Wsizeof-array-argument]
gep256.c: for (i = 0; i gep256.c: ^
gep256.c: gep256.c:78:29: note: declared here
gep256.c: static int isneutral(gep256 p) {
gep256.c: ^
gep256.c: gep256.c:92:28: warning: sizeof on array function parameter will return size of 'fe *' (aka 'crypto_uint32 (*)[8]') instead of 'gep256_precomp' (aka 'fe [2]') [-Wsizeof-array-argument]
gep256.c: for (i = 0; i gep256.c: ^
gep256.c: gep256.c:87:45: note: declared here
gep256.c: static int isneutral_precomp(gep256_precomp p) {
gep256.c: ^
gep256.c: 2 warnings generated.
smult.c: clang: warning: argument unused during compilation: '-mavx2'
smult.c: clang: warning: argument unused during compilation: '-fpolly'
smult.c: clang: warning: argument unused during compilation: '-fvectorize'
smult.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
smult.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-mavx2'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-fpolly'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-fvectorize'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
uint32_pack_big.c: clang: warning: argument unused during compilation: '-fslp-vectorize-aggressive'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-mavx2'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-fpolly'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-fvectorize'
uint32_unpack_big.c: clang: warning: argument unused during compilation: '-fslp-vectorize'
uint32_unpack_big.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.

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	mj32