Implementation notes: aarch64, a72, crypto_aead/pi64cipher256v2tworounds

Computer: a72
Architecture: aarch64
CPU ID: unknown CPU ID
SUPERCOP version: 20170904
Operation: crypto_aead
Primitive: pi64cipher256v2tworounds

Test failure

Implementation: crypto_aead/pi64cipher256v2tworounds/optimized_nonSSE
Compiler: gcc -funroll-loops -march=native -mtune=native -O2

error 111
crypto_aead_encrypt returns more than crypto_aead_ABYTES extra bytes

Number of similar (compiler,implementation) pairs: 12, namely:

Compiler	Implementations
gcc -funroll-loops -march=native -mtune=native -O2	optimized_nonSSE ref
gcc -funroll-loops -march=native -mtune=native -O3	optimized_nonSSE ref
gcc -funroll-loops -march=native -mtune=native -Os	optimized_nonSSE ref
gcc -march=native -mtune=native -O2	optimized_nonSSE ref
gcc -march=native -mtune=native -O3	optimized_nonSSE ref
gcc -march=native -mtune=native -Os	optimized_nonSSE ref