Implementation notes: amd64, sectionthirtyone, crypto_aead/aes256gcmv1

Computer: sectionthirtyone
Architecture: amd64
CPU ID: GenuineIntel-000906e9-bfebfbff
SUPERCOP version: 20191221
Operation: crypto_aead
Primitive: aes256gcmv1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
7337	16521 0 0	36001 776 928	`dolbeau/aesenc-int`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
7554	12721 0 0	29320 768 928	`dolbeau/aesenc-int`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
7684	16721 0 0	35784 776 872	`dolbeau/aesenc-int`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
8268	6104 0 0	21316 752 896	`dolbeau/aesenc-int`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
9613	16721 0 0	35784 776 872	`dolbeau/aesenc-int`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
9761	12761 0 0	29584 768 928	`dolbeau/aesenc-int`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
9869	16737 0 0	35912 776 872	`dolbeau/aesenc-int`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
20053	15084 2456 0	1318892 148063 10840	`cryptopp`	`clang++_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
20394	14445 3264 0	1598155 148087 10872	`cryptopp`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
32070	36125 3040 0	1631806 148047 10904	`cryptopp`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
32576	37043 3040 0	1635035 148047 10904	`cryptopp`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
32865	15559 2456 0	1315072 148063 10808	`cryptopp`	`clang++_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
33333	19339 3040 0	1321160 148071 10840	`cryptopp`	`clang++_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
33500	34766 3040 0	1629321 148055 10904	`cryptopp`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
33854	19339 3040 0	1321160 148071 10840	`cryptopp`	`clang++_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
1950903	3187 0 16	22168 776 880	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
1978461	1679 0 16	17538 768 880	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
2380501	3630 0 16	23376 776 896	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
2408452	3546 0 16	23673 776 944	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
2432807	3630 0 16	23376 776 896	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
2894307	3630 0 16	23504 776 896	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200110	20191221
31210014	2266 0 16	19720 768 944	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221
31507575	2362 0 16	19608 768 944	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200110	20191221

Test failure

Implementation: ref
Security model: unknown
Compiler: gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE

error 111

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

Compiler	Implementations
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	ref

Compiler output

Implementation: dolbeau/aesenc-int
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/aesenc-int
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/aesenc-int
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/aesenc-int

Compiler output

Implementation: dolbeau/aesenc-int
Security model: unknown
Compiler: clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

aesenc-int.c: aesenc-int.c:40:34: warning: incompatible pointer types passing 'const unsigned int *' to parameter of type 'const __m128i *' [-Wincompatible-pointer-types]
aesenc-int.c: __m128i key0 = _mm_loadu_si128((const unsigned int *)(key+0));
aesenc-int.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
aesenc-int.c: /usr/lib/llvm-8/lib/clang/8.0.0/include/emmintrin.h:3567:32: note: passing argument to parameter '__p' here
aesenc-int.c: _mm_loadu_si128(__m128i const *__p)
aesenc-int.c: ^
aesenc-int.c: aesenc-int.c:41:34: warning: incompatible pointer types passing 'const unsigned int *' to parameter of type 'const __m128i *' [-Wincompatible-pointer-types]
aesenc-int.c: __m128i key1 = _mm_loadu_si128((const unsigned int *)(key+16));
aesenc-int.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
aesenc-int.c: /usr/lib/llvm-8/lib/clang/8.0.0/include/emmintrin.h:3567:32: note: passing argument to parameter '__p' here
aesenc-int.c: _mm_loadu_si128(__m128i const *__p)
aesenc-int.c: ^
aesenc-int.c: aesenc-int.c:630:5: warning: loop not unrolled: the optimizer was unable to perform the requested transformation; the transformation might be disabled or specified as part of an unsupported transformation ordering [-Wpass-failed=transform-warning]
aesenc-int.c: int crypto_aead_encrypt(
aesenc-int.c: ^
aesenc-int.c: ./crypto_aead.h:6:29: note: expanded from macro 'crypto_aead_encrypt'
aesenc-int.c: #define crypto_aead_encrypt crypto_aead_aes256gcmv1_encrypt
aesenc-int.c: ^
aesenc-int.c: ./crypto_aead_aes256gcmv1.h:18:41: note: expanded from macro 'crypto_aead_aes256gcmv1_encrypt'
aesenc-int.c: #define crypto_aead_aes256gcmv1_encrypt crypto_aead_aes256gcmv1_dolbeau_aesenc_int_encrypt
aesenc-int.c: ^
aesenc-int.c: aesenc-int.c:630:5: warning: loop not unrolled: the optimizer was unable to perform the requested transformation; the transformation might be disabled or specified as part of an unsupported transformation ordering [-Wpass-failed=transform-warning]
aesenc-int.c: ./crypto_aead.h:6:29: note: expanded from macro 'crypto_aead_encrypt'
aesenc-int.c: #define crypto_aead_encrypt crypto_aead_aes256gcmv1_encrypt
aesenc-int.c: ^
aesenc-int.c: ...

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

Compiler	Implementations
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/aesenc-int

Compiler output

Implementation: dolbeau/aesenc-int
Security model: unknown
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/aesenc-int

Compiler output

Implementation: dolbeau/aesenc-int
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

aesenc-int.c: aesenc-int.c: In function ‘aesni_key256_expand’:
aesenc-int.c: aesenc-int.c:40:34: warning: passing argument 1 of ‘_mm_loadu_si128’ from incompatible pointer type [-Wincompatible-pointer-types]
aesenc-int.c: __m128i key0 = _mm_loadu_si128((const unsigned int *)(key+0));
aesenc-int.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
aesenc-int.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/xmmintrin.h:1252,
aesenc-int.c: from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:29,
aesenc-int.c: from aesenc-int.c:11:
aesenc-int.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/emmintrin.h:701:35: note: expected ‘const __vector(2) long long int *’ but argument is of type ‘const unsigned int *’
aesenc-int.c: _mm_loadu_si128 (__m128i_u const *__P)
aesenc-int.c: ~~~~~~~~~~~~~~~~~^~~
aesenc-int.c: aesenc-int.c:41:34: warning: passing argument 1 of ‘_mm_loadu_si128’ from incompatible pointer type [-Wincompatible-pointer-types]
aesenc-int.c: __m128i key1 = _mm_loadu_si128((const unsigned int *)(key+16));
aesenc-int.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
aesenc-int.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/xmmintrin.h:1252,
aesenc-int.c: from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:29,
aesenc-int.c: from aesenc-int.c:11:
aesenc-int.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/emmintrin.h:701:35: note: expected ‘const __vector(2) long long int *’ but argument is of type ‘const unsigned int *’
aesenc-int.c: _mm_loadu_si128 (__m128i_u const *__P)
aesenc-int.c: ~~~~~~~~~~~~~~~~~^~~

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/aesenc-int
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/aesenc-int
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/aesenc-int
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/aesenc-int

Compiler output

Implementation: dolbeau/vaesenc-int
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

vaesenc-int.c: vaesenc-int.c:260:34: warning: incompatible pointer types passing 'const __m128i *' to parameter of type 'const __m256i *' [-Wincompatible-pointer-types]
vaesenc-int.c: __m256i nv = _mm256_load_si256((const __m128i *)n);
vaesenc-int.c: ^~~~~~~~~~~~~~~~~~
vaesenc-int.c: /usr/lib/llvm-8/lib/clang/8.0.0/include/avxintrin.h:3153:34: note: passing argument to parameter '__p' here
vaesenc-int.c: _mm256_load_si256(__m256i const *__p)
vaesenc-int.c: ^
vaesenc-int.c: vaesenc-int.c:987:18: error: '__builtin_ia32_inserti32x4_256' needs target feature avx512vl
vaesenc-int.c: __m256i H12v = _mm256_inserti32x4(_mm256_inserti32x4(_mm256_undefined_si256(), Hv, 1), H2v, 0);
vaesenc-int.c: ^
vaesenc-int.c: /usr/lib/llvm-8/lib/clang/8.0.0/include/avx512vlintrin.h:7900:12: note: expanded from macro '_mm256_inserti32x4'
vaesenc-int.c: (__m256i)__builtin_ia32_inserti32x4_256((__v8si)(__m256i)(A), \
vaesenc-int.c: ^
vaesenc-int.c: vaesenc-int.c:987:37: error: '__builtin_ia32_inserti32x4_256' needs target feature avx512vl
vaesenc-int.c: __m256i H12v = _mm256_inserti32x4(_mm256_inserti32x4(_mm256_undefined_si256(), Hv, 1), H2v, 0);
vaesenc-int.c: ^
vaesenc-int.c: /usr/lib/llvm-8/lib/clang/8.0.0/include/avx512vlintrin.h:7900:12: note: expanded from macro '_mm256_inserti32x4'
vaesenc-int.c: (__m256i)__builtin_ia32_inserti32x4_256((__v8si)(__m256i)(A), \
vaesenc-int.c: ^
vaesenc-int.c: vaesenc-int.c:988:31: error: always_inline function '_mm256_broadcast_i32x4' requires target feature 'avx512vl', but would be inlined into function 'crypto_aead_aes256gcmv1_dolbeau_vaesenc_int_encrypt' that is compiled without support for 'avx512vl'
vaesenc-int.c: __m256i H34v = mulvv2(H12v, _mm256_broadcast_i32x4(H2v));
vaesenc-int.c: ^
vaesenc-int.c: vaesenc-int.c:989:10: error: '__builtin_ia32_inserti64x4' needs target feature avx512f
vaesenc-int.c: vhv0 = _mm512_inserti64x4(_mm512_inserti64x4(_mm512_undefined_epi32(), H12v, 1), H34v, 0);
vaesenc-int.c: ^
vaesenc-int.c: /usr/lib/llvm-8/lib/clang/8.0.0/include/avx512fintrin.h:7428:12: note: expanded from macro '_mm512_inserti64x4'
vaesenc-int.c: ...

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/vaesenc-int
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/vaesenc-int
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/vaesenc-int
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/vaesenc-int

Compiler output

Implementation: dolbeau/vaesenc-int
Security model: unknown
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

vaesenc-int.c: vaesenc-int.c:260:34: warning: incompatible pointer types passing 'const __m128i *' to parameter of type 'const __m256i *' [-Wincompatible-pointer-types]
vaesenc-int.c: __m256i nv = _mm256_load_si256((const __m128i *)n);
vaesenc-int.c: ^~~~~~~~~~~~~~~~~~
vaesenc-int.c: /usr/lib/llvm-8/lib/clang/8.0.0/include/avxintrin.h:3153:34: note: passing argument to parameter '__p' here
vaesenc-int.c: _mm256_load_si256(__m256i const *__p)
vaesenc-int.c: ^
vaesenc-int.c: vaesenc-int.c:982:16: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'crypto_aead_aes256gcmv1_dolbeau_vaesenc_int_encrypt' that is compiled without support for 'ssse3'
vaesenc-int.c: __m128i Hv = _mm_shuffle_epi8(_mm_load_si128((const __m128i*)H), rev);
vaesenc-int.c: ^
vaesenc-int.c: vaesenc-int.c:987:18: error: '__builtin_ia32_inserti32x4_256' needs target feature avx512vl
vaesenc-int.c: __m256i H12v = _mm256_inserti32x4(_mm256_inserti32x4(_mm256_undefined_si256(), Hv, 1), H2v, 0);
vaesenc-int.c: ^
vaesenc-int.c: /usr/lib/llvm-8/lib/clang/8.0.0/include/avx512vlintrin.h:7900:12: note: expanded from macro '_mm256_inserti32x4'
vaesenc-int.c: (__m256i)__builtin_ia32_inserti32x4_256((__v8si)(__m256i)(A), \
vaesenc-int.c: ^
vaesenc-int.c: vaesenc-int.c:987:37: error: '__builtin_ia32_inserti32x4_256' needs target feature avx512vl
vaesenc-int.c: __m256i H12v = _mm256_inserti32x4(_mm256_inserti32x4(_mm256_undefined_si256(), Hv, 1), H2v, 0);
vaesenc-int.c: ^
vaesenc-int.c: /usr/lib/llvm-8/lib/clang/8.0.0/include/avx512vlintrin.h:7900:12: note: expanded from macro '_mm256_inserti32x4'
vaesenc-int.c: (__m256i)__builtin_ia32_inserti32x4_256((__v8si)(__m256i)(A), \
vaesenc-int.c: ^
vaesenc-int.c: vaesenc-int.c:987:56: error: always_inline function '_mm256_undefined_si256' requires target feature 'avx', but would be inlined into function 'crypto_aead_aes256gcmv1_dolbeau_vaesenc_int_encrypt' that is compiled without support for 'avx'
vaesenc-int.c: __m256i H12v = _mm256_inserti32x4(_mm256_inserti32x4(_mm256_undefined_si256(), Hv, 1), H2v, 0);
vaesenc-int.c: ^
vaesenc-int.c: vaesenc-int.c:988:31: error: always_inline function '_mm256_broadcast_i32x4' requires target feature 'avx512vl', but would be inlined into function 'crypto_aead_aes256gcmv1_dolbeau_vaesenc_int_encrypt' that is compiled without support for 'avx512vl'
vaesenc-int.c: ...

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/vaesenc-int

Compiler output

Implementation: dolbeau/vaesenc-int
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

vaesenc-int.c: vaesenc-int.c: In function ‘aesni_encryptv2’:
vaesenc-int.c: vaesenc-int.c:260:34: warning: passing argument 1 of ‘_mm256_load_si256’ from incompatible pointer type [-Wincompatible-pointer-types]
vaesenc-int.c: __m256i nv = _mm256_load_si256((const __m128i *)n);
vaesenc-int.c: ^~~~~~~~~~~~~~~~~~
vaesenc-int.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:41,
vaesenc-int.c: from vaesenc-int.c:11:
vaesenc-int.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avxintrin.h:907:35: note: expected ‘const __vector(4) long long int *’ but argument is of type ‘const __vector(2) long long int *’
vaesenc-int.c: _mm256_load_si256 (__m256i const *__P)
vaesenc-int.c: ~~~~~~~~~~~~~~~^~~
vaesenc-int.c: vaesenc-int.c: In function ‘mulvv4’:
vaesenc-int.c: vaesenc-int.c:432:9: warning: AVX512F vector return without AVX512F enabled changes the ABI [-Wpsabi]
vaesenc-int.c: __m512i B) {
vaesenc-int.c: ^~~~~~~
vaesenc-int.c: vaesenc-int.c:431:23: note: The ABI for passing parameters with 64-byte alignment has changed in GCC 4.6
vaesenc-int.c: static inline __m512i mulvv4(__m512i A,
vaesenc-int.c: ^~~~~~
vaesenc-int.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:45,
vaesenc-int.c: from vaesenc-int.c:11:
vaesenc-int.c: vaesenc-int.c: In function ‘aesni_key256_expand’:
vaesenc-int.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx512fintrin.h:4115:1: error: inlining failed in call to always_inline ‘_mm512_broadcast_i32x4’: target specific option mismatch
vaesenc-int.c: _mm512_broadcast_i32x4 (__m128i __A)
vaesenc-int.c: ^~~~~~~~~~~~~~~~~~~~~~
vaesenc-int.c: vaesenc-int.c:92:18: note: called from here
vaesenc-int.c: rkeys[idx++] = _mm512_broadcast_i32x4(temp0);
vaesenc-int.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vaesenc-int.c: ...

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/vaesenc-int
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/vaesenc-int
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/vaesenc-int
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	dolbeau/vaesenc-int

Compiler output

Implementation: openssl
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

decrypt.c: decrypt.c:13:18: error: variable has incomplete type 'EVP_CIPHER_CTX' (aka 'struct evp_cipher_ctx_st')
decrypt.c: EVP_CIPHER_CTX x;
decrypt.c: ^
decrypt.c: /usr/include/openssl/ossl_typ.h:90:16: note: forward declaration of 'struct evp_cipher_ctx_st'
decrypt.c: typedef struct evp_cipher_ctx_st EVP_CIPHER_CTX;
decrypt.c: ^
decrypt.c: 1 error generated.

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	openssl
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	openssl
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	openssl
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	openssl
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	openssl

Compiler output

Implementation: openssl
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

decrypt.c: decrypt.c: In function ‘crypto_aead_aes256gcmv1_openssl_decrypt’:
decrypt.c: decrypt.c:13:18: error: storage size of ‘x’ isn’t known
decrypt.c: EVP_CIPHER_CTX x;
decrypt.c: ^

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	openssl
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	openssl
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	openssl
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	openssl