Implementation notes: amd64, titan0, crypto_kem/ledakemcpa53

Computer: titan0
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_kem
Primitive: ledakemcpa53
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
664923574114 769920 5294096 770796 1760T:portableoptclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
677047877211 769920 5297184 770796 1760T:portableoptclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
778985557952 769920 5277908 770748 1824T:portableoptgcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
1429076047772 769920 5266216 770796 1760T:portableoptclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
1485709644046 769920 5263314 770788 1856T:portableoptclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
1680415855742 60 5284962 948 1760T:portableoptclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
1811349745995 769920 5264340 770748 1824T:portableoptgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625
1872238942971 769920 5261372 770748 1824T:portableoptgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062920240625

Test failure


error 111

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:portableoptgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)

Compiler output


gf2x_arith_mod_xPplusOne.c: gf2x_arith_mod_xPplusOne.c: In function 'gf2x_mod_fmac':
gf2x_arith_mod_xPplusOne.c: gf2x_arith_mod_xPplusOne.c:803:39: warning: iteration 1 invokes undefined behavior [-Waggressive-loop-optimizations]
gf2x_arith_mod_xPplusOne.c:   803 |             result[j] ^= (shifted_temp[j] << low_shift_amt) | ( zeroshift_mask &
gf2x_arith_mod_xPplusOne.c:       |                           ~~~~~~~~~~~~^~~
gf2x_arith_mod_xPplusOne.c: gf2x_arith_mod_xPplusOne.c:802:18: note: within this loop
gf2x_arith_mod_xPplusOne.c:   802 |         for (; j < NUM_DIGITS_GF2X_ELEMENT-1 ; j++) {
gf2x_arith_mod_xPplusOne.c:       |                ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:portableoptgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)