Implementation notes: aarch64, pi4b, crypto_sign/pass863

Computer: pi4b
Architecture: aarch64
CPU ID: 410fd083
SUPERCOP version: 20221019
Operation: crypto_sign
Primitive: pass863

Test failure

Implementation: T:ref-karatsuba
Security model: timingleaks
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
error 111
crypto_sign_open returns nonzero

Number of similar (compiler,implementation) pairs: 5, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:ref-karatsuba
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:ref-karatsuba
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:ref-karatsuba
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:ref-karatsuba
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:ref-karatsuba