Implementation notes: amd64, cezanne, crypto_aead/aes256otrcv3

Computer: cezanne
Microarchitecture: amd64; Zen 3 (a50f00)
Architecture: amd64
CPU ID: AuthenticAMD-00a50f00-178bfbff
SUPERCOP version: 20240716
Operation: crypto_aead
Primitive: aes256otrcv3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
5188	20731 0 240	37448 828 1272	`T:ni_p8m2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5214	20763 0 240	37592 828 1272	`T:ni_p8m2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5218	17118 0 240	30830 820 1272	`T:ni_p8m2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5304	20219 0 240	36936 828 1272	`T:ni_p7m2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5305	20267 0 240	37096 828 1272	`T:ni_p7m2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5336	16907 0 240	30622 820 1272	`T:ni_p7m2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5641	24610 0 240	40976 796 1336	`T:ni_p8m2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5683	17531 0 240	31807 788 1336	`T:ni_p7m1`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5704	19034 0 240	33728 796 1336	`T:ni_p7m2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5705	19130 0 240	33824 796 1336	`T:ni_p7m1`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5765	23986 0 240	40352 796 1336	`T:ni_p7m2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5768	17468 0 240	31743 788 1336	`T:ni_p7m2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5799	24858 0 240	41224 796 1336	`T:ni_p8m1`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
5971	24098 0 240	40464 796 1336	`T:ni_p7m1`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
7844	20210 0 240	34912 796 1336	`T:ni_p8m2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
8195	20258 0 240	34960 796 1336	`T:ni_p8m1`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
10871	19016 0 240	33303 788 1336	`T:ni_p8m2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
11075	19121 0 240	33415 788 1336	`T:ni_p8m1`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
12468	14856 0 240	28035 772 1304	`T:ni_p8m2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
12614	14949 0 240	28131 772 1304	`T:ni_p8m1`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
13175	14558 0 240	27747 772 1304	`T:ni_p7m2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
13288	14636 0 240	27827 772 1304	`T:ni_p7m1`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
13356	16099 0 240	30174 820 1272	`T:ni_p8m2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
14142	15763 0 240	29838 820 1272	`T:ni_p7m2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
105255	5644 4392 240	20312 5196 1336	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
108322	13580 4392 240	29936 5196 1336	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
109756	4802 4392 240	19087 5188 1336	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
110442	8383 4400 240	25112 5236 1272	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
110543	8623 4400 240	25464 5236 1272	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
110658	8748 4400 240	25256 5236 1272	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
112817	4149 4400 240	18246 5228 1272	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
114421	4472 4400 240	18198 5228 1272	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
119172	3912 4392 240	17027 5172 1304	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716

Compiler output

encrypt.c: encrypt.c:233:96: warning: implicit conversion from 'int' to 'char' changes value from 255 to -1 [-Wconstant-conversion]
encrypt.c:         const block sh1 = _mm_set_epi8(255, 255, 255, 255, 255, 255, 15, 14, 255, 255, 255, 255, 255, 255, 7, 6);
encrypt.c:                           ~~~~~~~~~~~~                                                                ^~~
encrypt.c: encrypt.c:233:91: warning: implicit conversion from 'int' to 'char' changes value from 255 to -1 [-Wconstant-conversion]
encrypt.c:         const block sh1 = _mm_set_epi8(255, 255, 255, 255, 255, 255, 15, 14, 255, 255, 255, 255, 255, 255, 7, 6);
encrypt.c:                           ~~~~~~~~~~~~                                                           ^~~
encrypt.c: encrypt.c:233:86: warning: implicit conversion from 'int' to 'char' changes value from 255 to -1 [-Wconstant-conversion]
encrypt.c:         const block sh1 = _mm_set_epi8(255, 255, 255, 255, 255, 255, 15, 14, 255, 255, 255, 255, 255, 255, 7, 6);
encrypt.c:                           ~~~~~~~~~~~~                                                      ^~~
encrypt.c: encrypt.c:233:81: warning: implicit conversion from 'int' to 'char' changes value from 255 to -1 [-Wconstant-conversion]
encrypt.c:         const block sh1 = _mm_set_epi8(255, 255, 255, 255, 255, 255, 15, 14, 255, 255, 255, 255, 255, 255, 7, 6);
encrypt.c:                           ~~~~~~~~~~~~                                                 ^~~
encrypt.c: encrypt.c:233:76: warning: implicit conversion from 'int' to 'char' changes value from 255 to -1 [-Wconstant-conversion]
encrypt.c:         const block sh1 = _mm_set_epi8(255, 255, 255, 255, 255, 255, 15, 14, 255, 255, 255, 255, 255, 255, 7, 6);
encrypt.c:                           ~~~~~~~~~~~~                                            ^~~
encrypt.c: encrypt.c:233:71: warning: implicit conversion from 'int' to 'char' changes value from 255 to -1 [-Wconstant-conversion]
encrypt.c:         const block sh1 = _mm_set_epi8(255, 255, 255, 255, 255, 255, 15, 14, 255, 255, 255, 255, 255, 255, 7, 6);
encrypt.c:                           ~~~~~~~~~~~~                                       ^~~
encrypt.c: encrypt.c:233:58: warning: implicit conversion from 'int' to 'char' changes value from 255 to -1 [-Wconstant-conversion]
encrypt.c:         const block sh1 = _mm_set_epi8(255, 255, 255, 255, 255, 255, 15, 14, 255, 255, 255, 255, 255, 255, 7, 6);
encrypt.c:                           ~~~~~~~~~~~~                          ^~~
encrypt.c: encrypt.c:233:53: warning: implicit conversion from 'int' to 'char' changes value from 255 to -1 [-Wconstant-conversion]
encrypt.c:         const block sh1 = _mm_set_epi8(255, 255, 255, 255, 255, 255, 15, 14, 255, 255, 255, 255, 255, 255, 7, 6);
encrypt.c:                           ~~~~~~~~~~~~                     ^~~
encrypt.c: encrypt.c:233:48: warning: implicit conversion from 'int' to 'char' changes value from 255 to -1 [-Wconstant-conversion]
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 10, namely:

Implementation	Compiler
`T:ni_p7m1`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m1`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m1`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m1`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m1`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m1`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m1`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m1`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m1`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m1`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c: In function 'EFunc':
encrypt.c: encrypt.c:454:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:   454 |  ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:       |                 ^~~
encrypt.c: encrypt.c: In function 'DFunc':
encrypt.c: encrypt.c:652:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:   652 |  ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:       |                 ^~~
encrypt.c: At top level:
encrypt.c: encrypt.c:92:13: warning: 'AES_128_Key_Expansion' defined but not used [-Wunused-function]
encrypt.c:    92 | static void AES_128_Key_Expansion(
encrypt.c:       |             ^~~~~~~~~~~~~~~~~~~~~

Number of similar (implementation,compiler) pairs: 16, namely:

Implementation	Compiler
`T:ni_p7m1`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m1`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m1`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m1`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m2`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m2`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m2`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m2`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m1`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m1`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m1`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m1`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m2`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m2`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m2`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m2`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Compiler output

encrypt.c: encrypt.c:454:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:         ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:                        ^
encrypt.c: encrypt.c:652:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:         ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:                        ^
encrypt.c: encrypt.c:92:13: warning: unused function 'AES_128_Key_Expansion' [-Wunused-function]
encrypt.c: static void AES_128_Key_Expansion(
encrypt.c:             ^
encrypt.c: 3 warnings generated.

Number of similar (implementation,compiler) pairs: 8, namely:

Implementation	Compiler
`T:ni_p7m2`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m2`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m2`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m2`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m2`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m2`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m2`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m2`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c:454:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:         ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:                        ^
encrypt.c: encrypt.c:652:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:         ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:                        ^
encrypt.c: encrypt.c:92:13: warning: unused function 'AES_128_Key_Expansion' [-Wunused-function]
encrypt.c: static void AES_128_Key_Expansion(
encrypt.c:             ^
encrypt.c: encrypt.c:121:8: error: always_inline function '_mm_aesenc_si128' requires target feature 'aes', but would be inlined into function 'AES_encrypt' that is compiled without support for 'aes'
encrypt.c:         tmp = _mm_aesenc_si128(tmp, key[1]);
encrypt.c:               ^
encrypt.c: encrypt.c:122:8: error: always_inline function '_mm_aesenc_si128' requires target feature 'aes', but would be inlined into function 'AES_encrypt' that is compiled without support for 'aes'
encrypt.c:         tmp = _mm_aesenc_si128(tmp, key[2]);
encrypt.c:               ^
encrypt.c: encrypt.c:123:8: error: always_inline function '_mm_aesenc_si128' requires target feature 'aes', but would be inlined into function 'AES_encrypt' that is compiled without support for 'aes'
encrypt.c:         tmp = _mm_aesenc_si128(tmp, key[3]);
encrypt.c:               ^
encrypt.c: encrypt.c:124:8: error: always_inline function '_mm_aesenc_si128' requires target feature 'aes', but would be inlined into function 'AES_encrypt' that is compiled without support for 'aes'
encrypt.c:         tmp = _mm_aesenc_si128(tmp, key[4]);
encrypt.c:               ^
encrypt.c: encrypt.c:125:8: error: always_inline function '_mm_aesenc_si128' requires target feature 'aes', but would be inlined into function 'AES_encrypt' that is compiled without support for 'aes'
encrypt.c:         tmp = _mm_aesenc_si128(tmp, key[5]);
encrypt.c:               ^
encrypt.c: encrypt.c:126:8: error: always_inline function '_mm_aesenc_si128' requires target feature 'aes', but would be inlined into function 'AES_encrypt' that is compiled without support for 'aes'
encrypt.c: ...

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

Implementation	Compiler
`T:ni_p7m2`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m2`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Namespace violations

encrypt.o DFunc T
encrypt.o EFunc T
encrypt.o TX R
encrypt.o TY R
encrypt.o encrypt_key B

Number of similar (implementation,compiler) pairs: 24, namely:

Implementation	Compiler
`T:ni_p7m1`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m1`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m1`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m1`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m2`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m2`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m2`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m2`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p7m2`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m2`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m2`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p7m2`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m1`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m1`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m1`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m1`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m2`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m2`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m2`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m2`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ni_p8m2`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m2`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m2`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ni_p8m2`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Namespace violations

encrypt.o DFunc T
encrypt.o EFunc T
t-aes_enc_only.o Encryption T
t-aes_enc_only.o KeySchedule T
t-aes_enc_only.o RC D
t-aes_enc_only.o S D
t-aes_enc_only.o T0 D
t-aes_enc_only.o T1 D
t-aes_enc_only.o T2 D
t-aes_enc_only.o T3 D

Number of similar (implementation,compiler) pairs: 9, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`