Fix -Wsign-compare warning on ARM 32-bit #18686

1. 
   hebasto commented at 5:14 pm on April 17, 2020: member

   This PR fixes -Wsign-compare warning on ARM 32-bit platform which is emitted on master (54f812d9d29893c690ae06b84aaeab128186aa36) by different compilers:

   • GCC:

   0  CXX      util/libbitcoin_util_a-asmap.o
   1util/asmap.cpp: In function ‘uint32_t Interpret(const std::vector<bool>&, const std::vector<bool>&)’:
   2util/asmap.cpp:82:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   3                 if (jump >= endpos - pos) break;
   4                     ~~~~~^~~~~~~~~~~~~~~
   5  CXX      util/libbitcoin_util_a-bytevectorhash.o
   

   • Clang:

   0  CXX      util/libbitcoin_util_a-asmap.o
   1util/asmap.cpp:82:26: warning: comparison of integers of different signs: 'uint32_t' (aka 'unsigned int') and 'std::ptrdiff_t' (aka 'int') [-Wsign-compare]
   2                if (jump >= endpos - pos) break;
   3                    ~~~~ ^  ~~~~~~~~~~~~
   4  CXX      util/libbitcoin_util_a-bytevectorhash.o
   51 warning generated.
   

2. Fix -Wsign-compare warning on ARM 32-bit d0b10ed97a
3. 
   MarcoFalke commented at 5:19 pm on April 17, 2020: member

   Please suggest the change in the open asmap pr
4. 
   hebasto commented at 5:21 pm on April 17, 2020: member

   Please suggest the change in the open asmap pr

   Done: #18512 (comment)

5. hebasto closed this on Apr 17, 2020

   ---

6. DrahtBot added the label Utils/log/libs on Apr 17, 2020
7. 
   hebasto commented at 4:32 am on May 11, 2020: member

   The issue is fixed by eac6a3080d38cfd4eb7204ecd327df213958e51a.
8. hebasto deleted the branch on May 11, 2020
9. DrahtBot locked this on Feb 15, 2022

Contributors
hebasto MarcoFalke

Labels
Utils/log/libs