Implementation notes: amd64, hertz, crypto_aead/qameleon6464tcmev1

Computer: hertz
Microarchitecture: amd64; Zen 4 (a60f12)
Architecture: amd64
CPU ID: AuthenticAMD-00a60f12-178bfbff
SUPERCOP version: 20240716
Operation: crypto_aead
Primitive: qameleon6464tcmev1

Test failure

error 111
crypto_aead_encrypt returns nonzero

Number of similar (implementation,compiler) pairs: 6, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_18.1.3_(1ubuntu1))`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_18.1.3_(1ubuntu1))`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_18.1.3_(1ubuntu1))`
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0)`

Compiler output

encrypt.c: In function 'set_stage_in_tweak',
encrypt.c:     inlined from 'crypto_aead_qameleon6464tcmev1_ref_timingleaks_encrypt' at encrypt.c:184:2:
encrypt.c: encrypt.c:87:26: warning: 'tweakl' may be used uninitialized [-Wmaybe-uninitialized]
encrypt.c:    87 |         tweak[0] = (tweak[0] & 0xf) ^ value;
encrypt.c:       |                     ~~~~~^~~
encrypt.c: encrypt.c: In function 'crypto_aead_qameleon6464tcmev1_ref_timingleaks_encrypt':
encrypt.c: encrypt.c:103:36: note: 'tweakl' declared here
encrypt.c:   103 |         unsigned char   tweak[16], tweakl[32], k0[16], w0[16], k1[16], k1_M[16], w1 [16], whitekey[16];
encrypt.c:       |                                    ^~~~~~
encrypt.c: In function 'set_stage_in_tweak',
encrypt.c:     inlined from 'crypto_aead_qameleon6464tcmev1_ref_timingleaks_decrypt' at encrypt.c:301:2:
encrypt.c: encrypt.c:87:26: warning: 'tweakl' may be used uninitialized [-Wmaybe-uninitialized]
encrypt.c:    87 |         tweak[0] = (tweak[0] & 0xf) ^ value;
encrypt.c:       |                     ~~~~~^~~
encrypt.c: encrypt.c: In function 'crypto_aead_qameleon6464tcmev1_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:212:36: note: 'tweakl' declared here
encrypt.c:   212 |         unsigned char   tweak[16], tweakl[32], k0[16], w0[16], k1[16], k1_M[16],
encrypt.c:       |                                    ^~~~~~

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

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.2.0)`