Implementation notes: amd64, speed2supercop, crypto_aead/pi64cipher128v2
Computer: speed2supercop
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-1fc9cbf5
SUPERCOP version: 20240808
Operation: crypto_aead
Primitive: pi64cipher128v2
Time | Object size | Test size | Implementation | Compiler | Benchmark date | SUPERCOP version |
39432 | 15006 8 0 | 29221 760 928 | T:goptv | gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
40848 | 18155 8 0 | 31988 752 928 | T:goptv | gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
51144 | 19654 8 0 | 35853 760 928 | T:goptv | gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
70192 | 7877 8 0 | 20600 736 896 | T:goptv | gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
88712 | 7252 8 0 | 25198 800 872 | T:ref3 | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
90536 | 8220 8 0 | 24638 800 856 | T:ref3 | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
90664 | 9173 8 0 | 27134 800 872 | T:ref2 | clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
91776 | 10101 8 0 | 26526 800 856 | T:ref2 | clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
114364 | 8244 8 0 | 26030 800 872 | T:ref2 | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
123456 | 6612 8 0 | 24366 800 872 | T:ref3 | clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
125368 | 7694 8 0 | 21470 800 856 | T:ref3 | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
138676 | 7845 8 0 | 24005 760 928 | T:ref3 | gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
140236 | 7076 8 0 | 21261 760 928 | T:ref3 | gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
144600 | 5072 8 0 | 18884 752 928 | T:ref3 | gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
148904 | 5198 8 0 | 19799 792 920 | T:ref3 | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
155372 | 4470 8 0 | 17088 736 896 | T:ref3 | gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
341944 | 6512 8 0 | 20310 800 856 | T:ref2 | clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
344968 | 4912 8 0 | 17560 736 896 | T:ref2 | gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
351212 | 5896 8 0 | 19732 752 928 | T:ref2 | gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
520184 | 5489 8 0 | 20135 792 920 | T:ref2 | clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
599324 | 12317 8 0 | 28501 760 928 | T:ref2 | gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
635040 | 7312 8 0 | 21541 760 928 | T:ref2 | gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall | 20240703 | 20240625 |
Test failure
error 111
crypto_aead_encrypt returns more than crypto_aead_ABYTES extra bytes
Number of similar (implementation,compiler) pairs: 18, namely:
Implementation | Compiler |
T:optimized_nonSSE | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:optimized_nonSSE | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:optimized_nonSSE | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:optimized_nonSSE | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:optimized_nonSSE | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:optimized_nonSSE | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:optimized_nonSSE | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:optimized_nonSSE | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:optimized_nonSSE | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:ref | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:ref | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:ref | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:ref | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:ref | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
Compiler output
pi-cipher.c: pi-cipher.c:286:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: n_t += __builtin_shuffle(y, g_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:305:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: m_t += __builtin_shuffle(x, g_mask);
pi-cipher.c: ^
pi-cipher.c: pi-cipher.c:354:9: error: use of unknown builtin '__builtin_shuffle' [-Wimplicit-function-declaration]
pi-cipher.c: m_t += __builtin_shuffle(x, g_mask);
pi-cipher.c: ^
pi-cipher.c: 3 errors generated.
Number of similar (implementation,compiler) pairs: 5, namely:
Implementation | Compiler |
T:goptv | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:goptv | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:goptv | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:goptv | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:goptv | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
Compiler output
pi-cipher.c: pi-cipher.c: In function 'pi64_init':
pi-cipher.c: pi-cipher.c:842:5: warning: 'pi' accessing 128 bytes in a region of size 32 [-Wstringop-overflow=]
pi-cipher.c: 842 | pi(ctx->cis);
pi-cipher.c: | ^~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:842:5: note: referencing argument 1 of type 'word_t[4][4]' {aka 'long unsigned int[4][4]'}
pi-cipher.c: pi-cipher.c:649:13: note: in a call to function 'pi'
pi-cipher.c: 649 | static void pi(
pi-cipher.c: | ^~
Number of similar (implementation,compiler) pairs: 1, namely:
Implementation | Compiler |
T:goptv | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
Compiler output
encrypt.c: encrypt.c:251:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:251:17: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:251:21: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:251:25: warning: unused variable 'x3' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:251:29: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:251:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:251:37: warning: unused variable 'y2' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:251:41: warning: unused variable 'y3' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:251:45: warning: unused variable 'z0' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 5, namely:
Implementation | Compiler |
T:optimized_nonSSE | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:optimized_nonSSE | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:optimized_nonSSE | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:optimized_nonSSE | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:optimized_nonSSE | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
Compiler output
encrypt.c: encrypt.c: In function 'crypto_aead_pi64cipher128v2_optimized_nonSSE_timingleaks_encrypt':
encrypt.c: encrypt.c:265:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c: 265 | unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c: | ^~
encrypt.c: encrypt.c:265:31: warning: unused variable 'ii' [-Wunused-variable]
encrypt.c: 265 | unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c: | ^~
encrypt.c: encrypt.c:261:31: warning: variable 'CommonInternalState8' set but not used [-Wunused-but-set-variable]
encrypt.c: 261 | u_int8_t *InternalState8, *CommonInternalState8, *tempTag8;
encrypt.c: | ^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:253:51: warning: variable 'k64' set but not used [-Wunused-but-set-variable]
encrypt.c: 253 | u_int64_t *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c: | ^~~
encrypt.c: encrypt.c:253:42: warning: variable 'npub64' set but not used [-Wunused-but-set-variable]
encrypt.c: 253 | u_int64_t *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c: | ^~~~~~
encrypt.c: encrypt.c:251:57: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c: 251 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:251:53: warning: unused variable 'z2' [-Wunused-variable]
encrypt.c: 251 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:251:49: warning: unused variable 'z1' [-Wunused-variable]
encrypt.c: 251 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
Implementation | Compiler |
T:optimized_nonSSE | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:optimized_nonSSE | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:optimized_nonSSE | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:optimized_nonSSE | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
Compiler output
encrypt.c: encrypt.c:134:63: warning: unused variable 't12' [-Wunused-variable]
encrypt.c: u_int64_t t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c: ^
encrypt.c: encrypt.c:134:68: warning: unused variable 't13' [-Wunused-variable]
encrypt.c: u_int64_t t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13;
encrypt.c: ^
encrypt.c: encrypt.c:136:13: warning: unused variable 'x0' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:136:17: warning: unused variable 'x1' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:136:21: warning: unused variable 'x2' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:136:25: warning: unused variable 'x3' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:136:29: warning: unused variable 'y0' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:136:33: warning: unused variable 'y1' [-Wunused-variable]
encrypt.c: u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: ^
encrypt.c: encrypt.c:136:37: warning: unused variable 'y2' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 5, namely:
Implementation | Compiler |
T:ref | clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:ref | clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:ref | clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:ref | clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
T:ref | clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1)) |
Compiler output
encrypt.c: encrypt.c: In function 'crypto_aead_pi64cipher128v2_ref_timingleaks_encrypt':
encrypt.c: encrypt.c:150:42: warning: unused variable 'j1' [-Wunused-variable]
encrypt.c: 150 | unsigned long long i, j, jj, ii, b, i1, j1, a;
encrypt.c: | ^~
encrypt.c: encrypt.c:146:31: warning: variable 'CommonInternalState8' set but not used [-Wunused-but-set-variable]
encrypt.c: 146 | u_int8_t *InternalState8, *CommonInternalState8, *tempTag8;
encrypt.c: | ^~~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c:138:51: warning: variable 'k64' set but not used [-Wunused-but-set-variable]
encrypt.c: 138 | u_int64_t *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c: | ^~~
encrypt.c: encrypt.c:138:42: warning: variable 'npub64' set but not used [-Wunused-but-set-variable]
encrypt.c: 138 | u_int64_t *c64, *m64, *ad64, *nsec64, *npub64, *k64;
encrypt.c: | ^~~~~~
encrypt.c: encrypt.c:136:57: warning: unused variable 'z3' [-Wunused-variable]
encrypt.c: 136 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:136:53: warning: unused variable 'z2' [-Wunused-variable]
encrypt.c: 136 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:136:49: warning: unused variable 'z1' [-Wunused-variable]
encrypt.c: 136 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: encrypt.c:136:45: warning: unused variable 'z0' [-Wunused-variable]
encrypt.c: 136 | u_int64_t x0, x1, x2, x3, y0, y1, y2, y3, z0, z1, z2, z3;
encrypt.c: | ^~
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
Implementation | Compiler |
T:ref | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
Compiler output
pi-cipher.c: pi-cipher.c: In function 'mu':
pi-cipher.c: pi-cipher.c:226:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 226 | phi(t, x, mu_const, mu_v_const, mu_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:226:5: note: referencing argument 4 of type 'const uint8_t[8]' {aka 'const unsigned char[8]'}
pi-cipher.c: pi-cipher.c:226:5: note: referencing argument 5 of type 'const uint8_t[4]' {aka 'const unsigned char[4]'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~
pi-cipher.c: pi-cipher.c: In function 'ny':
pi-cipher.c: pi-cipher.c:237:5: warning: 'phi' reading 8 bytes from a region of size 4 [-Wstringop-overread]
pi-cipher.c: 237 | phi(dest, x, ny_const, ny_v_const, ny_rot_const);
pi-cipher.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pi-cipher.c: pi-cipher.c:237:5: note: referencing argument 4 of type 'const uint8_t[8]' {aka 'const unsigned char[8]'}
pi-cipher.c: pi-cipher.c:237:5: note: referencing argument 5 of type 'const uint8_t[4]' {aka 'const unsigned char[4]'}
pi-cipher.c: pi-cipher.c:175:13: note: in a call to function 'phi'
pi-cipher.c: 175 | static void phi(
pi-cipher.c: | ^~~
Number of similar (implementation,compiler) pairs: 4, namely:
Implementation | Compiler |
T:ref2 | gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref2 | gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref2 | gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |
T:ref2 | gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0) |