~/f/alex/RPMS.2 ~/f/alex ~/f/alex RPMS.2/alex-3.5.4.2-1.1.x86_64.rpm RPMS/alex-3.5.4.2-1.1.x86_64.rpm differ: char 225, line 1 Comparing alex-3.5.4.2-1.1.x86_64.rpm to alex-3.5.4.2-1.1.x86_64.rpm comparing the rpm tags of alex --- old-rpm-tags +++ new-rpm-tags @@ -123 +123 @@ -/usr/bin/alex 6bd9d4893e89b230fd932c1304ca6776db9d318537320c1476489ac4245a3600 0 +/usr/bin/alex f94cd8217b6f58e44758d3f55c803579312fb8d91b903112bb7ac953440ec8cd 0 comparing rpmtags comparing RELEASE comparing PROVIDES comparing scripts comparing filelist comparing file checksum creating rename script RPM file checksum differs. Extracting packages /usr/bin/alex differs in ELF sections --- old /usr/bin/alex (objdump) +++ new /usr/bin/alex (objdump) @@ -2784,4523 +2784,4523 @@ 40b440 02000000 00000000 04000000 00000000 ................ 40b450 48ffc3ff 65006690 05000000 01000000 H...e.f......... 40b460 00000000 00000000 0e000000 00000000 ................ - 40b470 488d45f8 4c39f872 6948c745 f8a8b440 H.E.L9.riH.E...@ + 40b470 488d45f8 4c39f872 4048c745 f8a8b440 H.E.L9.r@H.E...@ 40b480 004c89f3 4883c5f8 f6c30775 1b488b03 .L..H......u.H.. 40b490 ffe0660f 1f440000 00000000 00000000 ..f..D.......... - 40b4a0 1e000000 00000000 4983c410 4d3ba558 ........I...M;.X - 40b4b0 03000077 1d488b43 0749c744 24f8a888 ...w.H.C.I.D$... - 40b4c0 4d004188 0424498d 5c24f948 83c508ff M.A..$I.\$.H.... - 40b4d0 650049c7 85880300 00100000 00e9ee75 e.I............u - 40b4e0 1300488d 1de77018 0041ff65 f80f1f00 ..H...p..A.e.... - 40b4f0 01000000 00000000 10000000 00000000 ................ - 40b500 488d45e8 4c39f80f 82230300 0048c745 H.E.L9...#...H.E - 40b510 f0106654 0048895d f848c745 e848b540 ..fT.H.].H.E.H.@ - 40b520 00488b5b 104883c5 e8f6c307 751a488b .H.[.H......u.H. - 40b530 03ffe00f 1f440000 00000000 00000000 .....D.......... - 40b540 1e000000 00000000 4981c4a0 0000004d ........I......M - 40b550 3ba55803 00000f87 c4020000 488b4307 ;.X.........H.C. - 40b560 4883f87f 7f4c49c7 842468ff ffff5027 H....LI..$h...P' - 40b570 52004989 842470ff ffff49c7 842478ff R.I..$p...I..$x. - 40b580 ffff4048 4900498d 842469ff ffff4989 ..@HI.I..$i...I. - 40b590 44248049 c7442488 51cb5b00 498d8424 D$.I.D$.Q.[.I..$ - 40b5a0 79ffffff 4983c488 4889c348 83c508ff y...I...H..H.... - 40b5b0 6500483d ff070000 0f8f8e00 000049c7 e.H=..........I. - 40b5c0 842468ff ffff5027 52004889 c383e33f .$h...P'R.H....? - 40b5d0 4881c380 00000049 899c2470 ffffff49 H......I..$p...I - 40b5e0 c7842478 ffffff10 28520049 8d9c2469 ..$x....(R.I..$i - 40b5f0 ffffff49 895c2480 49c74424 8851cb5b ...I.\$.I.D$.Q.[ - 40b600 0049c744 24905027 520048c1 f8064805 .I.D$.P'R.H...H. - 40b610 c0000000 49894424 9849c744 24a04048 ....I.D$.I.D$.@H - 40b620 4900498d 44249149 894424a8 498d8424 I.I.D$.I.D$.I..$ - 40b630 7affffff 49894424 b0498d44 24a14983 z...I.D$.I.D$.I. - 40b640 c4b04889 c34883c5 08ff6500 483dffff ..H..H....e.H=.. - 40b650 00000f8f ca000000 49c78424 68ffffff ........I..$h... - 40b660 50275200 4889c383 e33f4881 c3800000 P'R.H....?H..... - 40b670 0049899c 2470ffff ff49c784 2478ffff .I..$p...I..$x.. - 40b680 ff102852 00498d9c 2469ffff ff49895c ..(R.I..$i...I.\ - 40b690 248049c7 44248851 cb5b0049 c7442490 $.I.D$.Q.[.I.D$. - 40b6a0 50275200 4889c348 c1fb0683 e33f4881 P'R.H..H.....?H. - 40b6b0 c3800000 0049895c 249849c7 4424a010 .....I.\$.I.D$.. - 40b6c0 28520049 8d5c2491 49895c24 a8498d9c (R.I.\$.I.\$.I.. - 40b6d0 247affff ff49895c 24b049c7 4424b850 $z...I.\$.I.D$.P - 40b6e0 27520048 c1f80c48 05e00000 00498944 'R.H...H.....I.D - 40b6f0 24c049c7 4424c840 48490049 8d4424b9 $.I.D$.@HI.I.D$. - 40b700 49894424 d0498d44 24a24989 4424d849 I.D$.I.D$.I.D$.I - 40b710 8d4424c9 4983c4d8 4889c348 83c508ff .D$.I...H..H.... - 40b720 650049c7 842468ff ffff5027 52004889 e.I..$h...P'R.H. - 40b730 c383e33f 4881c380 00000049 899c2470 ...?H......I..$p - 40b740 ffffff49 c7842478 ffffff10 28520049 ...I..$x....(R.I - 40b750 8d9c2469 ffffff49 895c2480 49c74424 ..$i...I.\$.I.D$ - 40b760 8851cb5b 0049c744 24905027 52004889 .Q.[.I.D$.P'R.H. - 40b770 c348c1fb 0683e33f 4881c380 00000049 .H.....?H......I - 40b780 895c2498 49c74424 a0102852 00498d5c .\$.I.D$..(R.I.\ - 40b790 24914989 5c24a849 8d9c247a ffffff49 $.I.\$.I..$z...I - 40b7a0 895c24b0 49c74424 b8502752 004889c3 .\$.I.D$.P'R.H.. - 40b7b0 48c1fb0c 83e33f48 81c38000 00004989 H.....?H......I. - 40b7c0 5c24c049 c74424c8 10285200 498d5c24 \$.I.D$..(R.I.\$ - 40b7d0 b949895c 24d0498d 5c24a249 895c24d8 .I.\$.I.\$.I.\$. - 40b7e0 49c74424 e0502752 0048c1f8 124805f0 I.D$.P'R.H...H.. - 40b7f0 00000049 894424e8 49c74424 f0404849 ...I.D$.I.D$.@HI - 40b800 00498d44 24e14989 4424f849 8d4424ca .I.D$.I.D$.I.D$. - 40b810 49890424 498d5c24 f14883c5 08ff6500 I..$I.\$.H....e. - 40b820 49c78588 030000a0 000000e9 a0721300 I............r.. - 40b830 41ff65f0 0f1f4000 01000000 00000000 A.e...@......... - 40b840 10000000 00000000 488d45e8 4c39f872 ........H.E.L9.r - 40b850 4b48c745 f0106654 0048895d f848c745 KH.E..fT.H.].H.E - 40b860 e888b840 00488b5b 104883c5 e8f6c307 ...@.H.[.H...... - 40b870 7516488b 03ffe090 00000000 00000000 u.H............. - 40b880 1e000000 00000000 488b730f 4c8d353e ........H.s.L.5> - 40b890 6d180048 83c508e9 dc880800 41ff65f0 m..H........A.e. - 40b8a0 01000000 00000000 10000000 00000000 ................ - 40b8b0 488d45e8 4c39f80f 829d0000 0048c745 H.E.L9.......H.E - 40b8c0 f0106654 0048895d f848c745 e8f8b840 ..fT.H.].H.E...@ - 40b8d0 00488b5b 104883c5 e8f6c307 751a488b .H.[.H......u.H. - 40b8e0 03ffe00f 1f440000 00000000 00000000 .....D.......... - 40b8f0 1e000000 00000000 48c74500 20b94000 ........H.E. .@. - 40b900 488b5b07 f6c30775 17488b03 ffe06690 H.[....u.H....f. - 40b910 00000000 00000000 1e000000 00000000 ................ - 40b920 4983c410 4d3ba558 03000077 1d488b43 I...M;.X...w.H.C - 40b930 0749c744 24f8a888 4d004188 0424498d .I.D$...M.A..$I. - 40b940 5c24f948 83c508ff 650049c7 85880300 \$.H....e.I..... - 40b950 00100000 00e97671 130041ff 65f06690 ......vq..A.e.f. - 40b960 05000000 01000000 00000000 00000000 ................ - 40b970 0e000000 00000000 4983c448 4d3ba558 ........I..HM;.X - 40b980 03000077 3b49c744 24c000b5 40004d89 ...w;I.D$...@.M. - 40b990 7424d049 c74424d8 48b84000 498d4424 t$.I.D$.H.@.I.D$ - 40b9a0 c0498944 24e849c7 4424f0b0 b8400049 .I.D$.I.D$...@.I - 40b9b0 8904244d 8d7424d8 498d5c24 f0ff6500 ..$M.t$.I.\$..e. - 40b9c0 49c78588 03000048 00000048 8d1d066c I......H...H...l - 40b9d0 180041ff 65f86690 05000000 01000000 ..A.e.f......... - 40b9e0 00000000 00000000 0e000000 00000000 ................ - 40b9f0 488d45f8 4c39f872 1148c745 f828ba40 H.E.L9.r.H.E.(.@ - 40ba00 004883c5 f8e96eff ffff488d 1dcf6b18 .H....n...H...k. - 40ba10 0041ff65 f80f1f00 00000000 00000000 .A.e............ - 40ba20 1e000000 00000000 4983c418 4d3ba558 ........I...M;.X - 40ba30 03000077 1e49c744 24f04048 49004989 ...w.I.D$.@HI.I. - 40ba40 5c24f84d 89342449 8d5c24f1 4883c508 \$.M.4$I.\$.H... - 40ba50 ff650049 c7858803 00001800 0000e99d .e.I............ - 40ba60 7013000f 1f440000 0f000000 02000000 p....D.......... - 40ba70 00000000 00000000 0e000000 00000000 ................ - 40ba80 e92b8808 000f1f00 0f000000 02000000 .+.............. - 40ba90 00000000 00000000 0e000000 00000000 ................ - 40baa0 4983c418 4d3ba558 03000077 1a49c744 I...M;.X...w.I.D - 40bab0 24f01028 52004d89 7424f849 89342449 $..(R.M.t$.I.4$I - 40bac0 8d5c24f2 ff650049 c7858803 00001800 .\$..e.I........ - 40bad0 0000488d 1d176b18 0041ff65 f80f1f00 ..H...k..A.e.... - 40bae0 05000000 01000000 00000000 00000000 ................ - 40baf0 0e000000 00000000 4983c418 4d3ba558 ........I...M;.X - 40bb00 03000077 1e49c744 24f01028 520049c7 ...w.I.D$..(R.I. - 40bb10 4424f8a1 ee5b004d 89342449 8d5c24f2 D$...[.M.4$I.\$. - 40bb20 ff650049 c7858803 00001800 0000488d .e.I..........H. - 40bb30 1dd36a18 0041ff65 f80f1f80 00000000 ..j..A.e........ - 40bb40 02000000 00000000 12000000 00000000 ................ - 40bb50 488d45f0 4c39f872 534983c4 184d3ba5 H.E.L9.rSI...M;. - 40bb60 58030000 773b48c7 45f01066 54004889 X...w;H.E..fT.H. - 40bb70 5df8488b 4310488b 5b1849c7 4424f010 ].H.C.H.[.I.D$.. - 40bb80 28520049 c74424f8 91f05b00 49891c24 (R.I.D$...[.I..$ - 40bb90 4d8d7424 f24889c3 4883c5f0 e90fe213 M.t$.H..H....... - 40bba0 0049c785 88030000 18000000 41ff65f0 .I..........A.e. - 40bbb0 0f000000 02000000 00000000 00000000 ................ - 40bbc0 0e000000 00000000 4983c438 4d3ba558 ........I..8M;.X - 40bbd0 03000077 3649c744 24d050bb 40004d89 ...w6I.D$.P.@.M. - 40bbe0 7424e049 897424e8 49c74424 f0102852 t$.I.t$.I.D$..(R - 40bbf0 0049c744 24f881f0 5b00498d 4424d049 .I.D$...[.I.D$.I - 40bc00 89042449 8d5c24f2 ff650049 c7858803 ..$I.\$..e.I.... - 40bc10 00003800 0000488d 1d136a18 0041ff65 ..8...H...j..A.e - 40bc20 f80f1f80 00000000 05000000 01000000 ................ - 40bc30 00000000 00000000 0e000000 00000000 ................ - 40bc40 4983c418 4d3ba558 03000077 1e49c744 I...M;.X...w.I.D - 40bc50 24f01028 520049c7 4424f801 f05b004d $..(R.I.D$...[.M - 40bc60 89342449 8d5c24f2 ff650049 c7858803 .4$I.\$..e.I.... - 40bc70 00001800 0000488d 1dcb6918 0041ff65 ......H...i..A.e - 40bc80 f80f1f80 00000000 00000000 01000000 ................ - 40bc90 11000000 00000000 488d45f0 4c39f872 ........H.E.L9.r - 40bca0 1a48c745 f0106654 0048895d f8488b43 .H.E..fT.H.].H.C - 40bcb0 104c8d70 ff4883c5 f0eb1d41 ff65f090 .L.p.H.....A.e.. - 40bcc0 04000000 01000000 00000000 00000000 ................ - 40bcd0 0e000000 00000000 4983c430 4d3ba558 ........I..0M;.X - 40bce0 03000077 454983fe 01750e49 83c4d048 ...wEI...u.I...H - 40bcf0 8d1d5c69 1800ff65 0049c744 24d898bc ..\i...e.I.D$... - 40bd00 40004d89 7424e849 c74424f0 10285200 @.M.t$.I.D$..(R. - 40bd10 49c74424 f801f05b 00498d44 24d84989 I.D$...[.I.D$.I. - 40bd20 0424498d 5c24f2ff 650049c7 85880300 .$I.\$..e.I..... - 40bd30 00300000 00488d1d 34691800 41ff65f8 .0...H..4i..A.e. - 40bd40 04000000 01000000 00000000 00000000 ................ - 40bd50 0e000000 00000000 4983fe00 7e05e975 ........I...~..u - 40bd60 ffffff48 8d1de70d 1b00ff65 000f1f00 ...H.......e.... - 40bd70 05000000 01000000 00000000 00000000 ................ - 40bd80 0e000000 00000000 488d45f8 4c39f872 ........H.E.L9.r - 40bd90 3948c745 f8c0bd40 004c89f3 4883c5f8 9H.E...@.L..H... - 40bda0 f6c30775 1b488b03 ffe0660f 1f440000 ...u.H....f..D.. - 40bdb0 00000000 00000000 1e000000 00000000 ................ - 40bdc0 4c8b7307 4883c508 eb8e488d 1daf6818 L.s.H.....H...h. - 40bdd0 0041ff65 f80f1f00 00000000 01000000 .A.e............ - 40bde0 11000000 00000000 488d45f0 4c39f872 ........H.E.L9.r - 40bdf0 1a48c745 f0106654 0048895d f8488b43 .H.E..fT.H.].H.C - 40be00 104c8d70 ff4883c5 f0eb1d41 ff65f090 .L.p.H.....A.e.. - 40be10 04000000 01000000 00000000 00000000 ................ - 40be20 0e000000 00000000 4983c430 4d3ba558 ........I..0M;.X - 40be30 03000077 454983fe 01750e49 83c4d048 ...wEI...u.I...H - 40be40 8d1d4468 1800ff65 0049c744 24d8e8bd ..Dh...e.I.D$... - 40be50 40004d89 7424e849 c74424f0 10285200 @.M.t$.I.D$..(R. - 40be60 49c74424 f8d1f05b 00498d44 24d84989 I.D$...[.I.D$.I. - 40be70 0424498d 5c24f2ff 650049c7 85880300 .$I.\$..e.I..... - 40be80 00300000 00488d1d 1c681800 41ff65f8 .0...H...h..A.e. - 40be90 00000000 00000000 15000000 00000000 ................ - 40bea0 488d45f0 4c39f872 3a4883ec 084c89ef H.E.L9.r:H...L.. - 40beb0 4889de31 c0e84627 13004883 c4084885 H..1..F'..H...H. - 40bec0 c0741b48 c745f048 68540048 8945f841 .t.H.E.HhT.H.E.A - 40bed0 be4d0000 004883c5 f0e94aff ffff488b .M...H....J...H. - 40bee0 03ffe041 ff65f090 03000000 00000000 ...A.e.......... - 40bef0 0f000000 00000000 488d45f0 4c39f872 ........H.E.L9.r - 40bf00 2148c745 f0106654 0048895d f8488b73 !H.E..fT.H.].H.s - 40bf10 184c8b73 10488b5b 204883c5 f0e93601 .L.s.H.[ H....6. - 40bf20 000041ff 65f06690 02000000 00000000 ..A.e.f......... - 40bf30 12000000 00000000 488d45f0 4c39f872 ........H.E.L9.r - 40bf40 1d48c745 f0106654 0048895d f84c8b73 .H.E..fT.H.].L.s - 40bf50 10488b5b 184883c5 f0e952de 130041ff .H.[.H....R...A. - 40bf60 65f0660f 1f440000 03000000 00000000 e.f..D.......... - 40bf70 0f000000 00000000 488d45f0 4c39f872 ........H.E.L9.r - 40bf80 504983c4 204d3ba5 58030000 773848c7 PI.. M;.X...w8H. - 40bf90 45f01066 54004889 5df8488b 4310488b E..fT.H.].H.C.H. - 40bfa0 4b18488b 5b2049c7 4424e838 bf400049 K.H.[ I.D$.8.@.I - 40bfb0 894424f8 49890c24 4d8d7424 e84883c5 .D$.I..$M.t$.H.. - 40bfc0 f0e9eadd 130049c7 85880300 00200000 ......I...... .. - 40bfd0 0041ff65 f00f1f00 05000000 01000000 .A.e............ - 40bfe0 03000000 00000000 08000000 00000000 ................ - 40bff0 4983c428 4d3ba558 03000077 2d488b43 I..(M;.X...w-H.C - 40c000 07488b4b 0f488b5b 1749c744 24e078bf .H.K.H.[.I.D$.x. - 40c010 40004d89 7424f049 894424f8 49890c24 @.M.t$.I.D$.I..$ - 40c020 4d8d7424 e0e986dd 130049c7 85880300 M.t$......I..... - 40c030 00280000 0041ff65 f80f1f80 00000000 .(...A.e........ - 40c040 0f000000 02000000 01000000 00000000 ................ - 40c050 09000000 00000000 488d45e0 4c39f80f ........H.E.L9.. - 40c060 82c00000 0048c745 e0a8c040 004889d8 .....H.E...@.H.. - 40c070 488b5b06 4889d948 89f34889 45e84889 H.[.H..H..H.E.H. /usr/bin/alex differs in assembler output --- old /usr/bin/alex (disasm) +++ new /usr/bin/alex (disasm) @@ -8817,1612 +8817,6 @@ add %al,(%rax) add %al,(%rax) add %al,(%rax) - add %cl,-offset(%rcx) - (bad) - adc %cl,offset(%rbp) - movsl (%rsi),(%rdi) - pop %rax - add (%rax),%eax - add %dh,offset(%rdi) - mov offset(%rbx),%rax - movq $something,-offset(%r12) - mov %al,(%r12) - lea -offset(%r12),%rbx - add $something,%rbp - jmp *offset(%rbp) - movq $something,offset(%r13) - jmp - lea offset(%rip),%rbx # - jmp *-offset(%r13) - nopl (%rax) - add %eax,(%rax) - add %al,(%rax) - add %al,(%rax) - add %al,(%rax) - adc %al,(%rax) - add %al,(%rax) - add %al,(%rax) - add %al,(%rax) - lea -offset(%rbp),%rax - cmp %r15,%rax - jb - movq $something,-offset(%rbp) - mov %rbx,-offset(%rbp) - movq $something,-offset(%rbp) - mov offset(%rbx),%rbx - add $something,%rbp - test $something,%bl - jne - mov (%rbx),%rax - jmp *%rax - nopl offset(%rax,%rax,1) - ... - (bad) - add %al,(%rax) - add %al,(%rax) - add %al,(%rax) - add %cl,-offset(%rcx) - (bad) - movabs 0x358a53b4d000000,%al - add %al,(%rax) - ja - mov offset(%rbx),%rax - cmp $something,%rax - jg - movq $something,-offset(%r12) - mov %rax,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rax - mov %rax,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rax - add $something,%r12 - mov %rax,%rbx - add $something,%rbp - jmp *offset(%rbp) - cmp $something,%rax - jg - movq $something,-offset(%r12) - mov %rax,%rbx - and $something,%ebx - add $something,%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - movq $something,-offset(%r12) - sar $something,%rax - add $something,%rax - mov %rax,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rax - mov %rax,-offset(%r12) - lea -offset(%r12),%rax - mov %rax,-offset(%r12) - lea -offset(%r12),%rax - add $something,%r12 - mov %rax,%rbx - add $something,%rbp - jmp *offset(%rbp) - cmp $something,%rax - jg - movq $something,-offset(%r12) - mov %rax,%rbx - and $something,%ebx - add $something,%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - movq $something,-offset(%r12) - mov %rax,%rbx - sar $something,%rbx - and $something,%ebx - add $something,%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rbx - mov %rbx,-offset(%r12) - lea -offset(%r12),%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - sar $something,%rax - add $something,%rax - mov %rax,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rax - mov %rax,-offset(%r12) - lea -offset(%r12),%rax - mov %rax,-offset(%r12) - lea -offset(%r12),%rax - add $something,%r12 - mov %rax,%rbx - add $something,%rbp - jmp *offset(%rbp) - movq $something,-offset(%r12) - mov %rax,%rbx - and $something,%ebx - add $something,%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - movq $something,-offset(%r12) - mov %rax,%rbx - sar $something,%rbx - and $something,%ebx - add $something,%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rbx - mov %rbx,-offset(%r12) - lea -offset(%r12),%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - mov %rax,%rbx - sar $something,%rbx - and $something,%ebx - add $something,%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rbx - mov %rbx,-offset(%r12) - lea -offset(%r12),%rbx - mov %rbx,-offset(%r12) - movq $something,-offset(%r12) - sar $something,%rax - add $something,%rax - mov %rax,-offset(%r12) - movq $something,-offset(%r12) - lea -offset(%r12),%rax - mov %rax,-offset(%r12) - lea -offset(%r12),%rax - mov %rax,(%r12) - lea -offset(%r12),%rbx - add $something,%rbp - jmp *offset(%rbp) - movq $something,offset(%r13) - jmp - jmp *-offset(%r13) - nopl offset(%rax) - add %eax,(%rax) - add %al,(%rax) - add %al,(%rax) - add %al,(%rax) - adc %al,(%rax) - add %al,(%rax) - add %al,(%rax) - add %al,(%rax) - lea -offset(%rbp),%rax - cmp %r15,%rax - jb - movq $something,-offset(%rbp) - mov %rbx,-offset(%rbp) - movq $something,-offset(%rbp) - mov offset(%rbx),%rbx - add $something,%rbp - test $something,%bl - jne - mov (%rbx),%rax - jmp *%rax - nop - ... - (bad) overalldiffered=1 (number of pkgs that are not bit-by-bit identical: 0 is good) overall=1