bug#24136: libgcrypt 1.7.0 is not bit-reproducible

[Ludovic Courtès]

address@hidden (Ludovic Courtès) skribis:

> For the .so file, the difference is in the file name that appears in the
> .gnu_debuglink section (created by the ‘strip’ phase):
>
> $ diffoscope  
> /gnu/store/mpm281yzwcxzfc9n86krr61yhs2ja6gd-libgcrypt-1.7.0/lib/libgcrypt.so.20.1.0
>   
> /gnu/store/mpm281yzwcxzfc9n86krr61yhs2ja6gd-libgcrypt-1.7.0-check/lib/libgcrypt.so.20.1.0
>  
> --- 
> /gnu/store/mpm281yzwcxzfc9n86krr61yhs2ja6gd-libgcrypt-1.7.0/lib/libgcrypt.so.20.1.0
> +++ 
> /gnu/store/mpm281yzwcxzfc9n86krr61yhs2ja6gd-libgcrypt-1.7.0-check/lib/libgcrypt.so.20.1.0
> ├── readelf --wide --sections {}
> │ @@ -24,15 +24,15 @@
> │    [19] .data.rel.ro      PROGBITS        0000000000303040 103040 001140 00 
>  WA  0   0 64
> │    [20] .dynamic          DYNAMIC         0000000000304180 104180 000220 10 
>  WA  3   0  8
> │    [21] .got              PROGBITS        00000000003043a0 1043a0 000038 08 
>  WA  0   0  8
> │    [22] .got.plt          PROGBITS        00000000003043d8 1043d8 000230 08 
>  WA  0   0  8
> │    [23] .data             PROGBITS        0000000000304640 104640 006243 00 
>  WA  0   0 64
> │    [24] .bss              NOBITS          000000000030a8c0 10a883 0004a0 00 
>  WA  0   0 64
> │    [25] .comment          PROGBITS        0000000000000000 10a883 000011 01 
>  MS  0   0  1
> │ -  [26] .gnu_debuglink    PROGBITS        0000000000000000 10a894 000018 00 
>      0   0  1
> │ -  [27] .shstrtab         STRTAB          0000000000000000 10a8ac 000106 00 
>      0   0  1
> │ +  [26] .gnu_debuglink    PROGBITS        0000000000000000 10a894 00001c 00 
>      0   0  1
> │ +  [27] .shstrtab         STRTAB          0000000000000000 10a8b0 000106 00 
>      0   0  1
> │    [28] .symtab           SYMTAB          0000000000000000 10a9b8 00b9b8 18 
>     29 1706  8
> │    [29] .strtab           STRTAB          0000000000000000 116370 008ba2 00 
>      0   0  1
> │  Key to Flags:
> │    W (write), A (alloc), X (execute), M (merge), S (strings), l (large)
> │    I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)
> │    O (extra OS processing required) o (OS specific), p (processor specific)
> ├── readelf --wide --hex-dump=.gnu_debuglink {}
> │ @@ -1,5 +1,5 @@
> │  
> │  Hex dump of section '.gnu_debuglink':
> │ -  0x00000000 6c696267 63727970 742e736f 2e646562 libgcrypt.so.deb
> │ -  0x00000010 75670000 ae3c353d                   ug...<5=
> │ +  0x00000000 6c696267 63727970 742e736f 2e32302e libgcrypt.so.20.
> │ +  0x00000010 64656275 67000000 ae3c353d          debug....<5=
> │  
>
> Most likely this is because ‘strip-dir’ in gnu-build-system.scm
> traverses files in unsorted order, and thus can pick one or the other.

This issue was fixed in ‘core-updates’, commit
ff43e353a1920a47a763024cd0682f2dc805964b.

Ludo’.