Implementation notes: amd64, renoir, crypto_aead/aes128otrcv3

Computer: renoir
Microarchitecture: amd64; Zen 2 (860f01)
Architecture: amd64
CPU ID: AuthenticAMD-00860f01-178bfbff
SUPERCOP version: 20240716
Operation: crypto_aead
Primitive: aes128otrcv3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
4350	18627 0 176	34832 828 1208	`T:ni_p8m2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4371	18563 0 176	34640 828 1208	`T:ni_p8m2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4382	18147 0 176	34352 828 1208	`T:ni_p7m2`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4383	15724 0 176	29422 820 1208	`T:ni_p7m2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4385	15959 0 176	29646 820 1208	`T:ni_p8m2`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4417	18131 0 176	34208 828 1208	`T:ni_p7m2`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4749	16828 0 176	31103 788 1272	`T:ni_p7m2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4769	21298 0 176	37672 796 1272	`T:ni_p8m2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4858	16891 0 176	31167 788 1272	`T:ni_p7m1`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4861	17794 0 176	32488 796 1272	`T:ni_p7m2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
4862	20802 0 176	37176 796 1272	`T:ni_p7m2`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
5007	21562 0 176	37936 796 1272	`T:ni_p8m1`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
5011	17970 0 176	32664 796 1272	`T:ni_p7m1`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
5062	20946 0 176	37320 796 1272	`T:ni_p7m1`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
6639	18898 0 176	33600 796 1272	`T:ni_p8m2`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
6788	18978 0 176	33680 796 1272	`T:ni_p8m1`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
8424	18481 0 176	32759 788 1272	`T:ni_p8m1`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
8509	18376 0 176	32663 788 1272	`T:ni_p8m2`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
9894	15923 0 176	29950 820 1208	`T:ni_p8m2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
9899	14684 0 176	27859 772 1240	`T:ni_p8m2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
9924	14777 0 176	27955 772 1240	`T:ni_p8m1`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
10093	15587 0 176	29614 820 1208	`T:ni_p7m2`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
10329	14386 0 176	27555 772 1240	`T:ni_p7m2`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
10555	14464 0 176	27635 772 1240	`T:ni_p7m1`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
82503	7660 4400 240	23880 5236 1272	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
82510	7476 4400 240	23568 5236 1272	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
83015	5644 4392 240	20312 5196 1336	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
83931	4114 4400 240	18174 5228 1272	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
85885	4471 4400 240	18182 5228 1272	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
87342	4802 4392 240	19087 5188 1336	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
87859	8748 4400 240	25240 5236 1272	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
88938	13580 4392 240	29936 5196 1336	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716
103541	3912 4392 240	17027 5172 1304	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240717	20240716

Compiler output

encrypt.c: encrypt.c:234:96: 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:234:91: 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:234:86: 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:234:81: 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:234:76: 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:234:71: 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:234:58: 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:234:53: 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:234:48: 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:455:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:   455 |  ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:       |                 ^~~
encrypt.c: encrypt.c: In function 'DFunc':
encrypt.c: encrypt.c:653:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:   653 |  ALIGN(16)uint8 tmp[BLOCK] = { 0 };
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:455:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:         ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:                        ^
encrypt.c: encrypt.c:653:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:         ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:                        ^
encrypt.c: encrypt.c:68:24: warning: unused function 'AES_256_Key_Expansion' [-Wunused-function]
encrypt.c: __inline__ static void AES_256_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:455:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:         ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:                        ^
encrypt.c: encrypt.c:653:17: warning: unused variable 'tmp' [-Wunused-variable]
encrypt.c:         ALIGN(16)uint8 tmp[BLOCK] = { 0 };
encrypt.c:                        ^
encrypt.c: encrypt.c:68:24: warning: unused function 'AES_256_Key_Expansion' [-Wunused-function]
encrypt.c: __inline__ static void AES_256_Key_Expansion(
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[1]);
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[2]);
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[3]);
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[4]);
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:         tmp = _mm_aesenc_si128(tmp, key[5]);
encrypt.c:               ^
encrypt.c: encrypt.c:127:8: 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)`