[MacPorts] #62954: snappy: @1.1.9: builds fail on macOS 10.13

[MacPorts]

#62954: snappy: @1.1.9: builds fail on macOS 10.13
----------------------+------------------------
  Reporter:  mascguy  |      Owner:  reneeotten
      Type:  defect   |     Status:  assigned
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:           |   Keywords:
      Port:  snappy   |
----------------------+------------------------

Comment (by mascguy):

 The following errors are occurring on our buildbots:

 {{{
 work/snappy-1.1.9/snappy.cc:133:35: error: suggest braces around
 initialization of subobject [-Werror,-Wmissing-braces]
   return std::array<int16_t, 256>{LengthMinusOffset(seq)...};
                                   ^~~~~~~~~~~~~~~~~~~~~~
                                   {                     }
 work/snappy-1.1.9/snappy.cc:141:12: note: in instantiation of function
 template specialization 'snappy::(anonymous namespace)::MakeTable<0, 1, 2,
 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22,
 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58,
 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76,
 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94,
 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110,
 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125,
 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140,
 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155,
 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170,
 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185,
 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200,
 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215,
 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230,
 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245,
 246, 247, 248, 249, 250, 251, 252, 253, 254, 255>' requested here
 } table = {MakeTable(make_index_sequence<256>{}), {0, 0xFF, 0xFFFF, 0}};
            ^
 work/snappy-1.1.9/snappy.cc:245:11: error: suggest braces around
 initialization of subobject [-Werror,-Wmissing-braces]
   return {static_cast<char>((index_offset + indexes) % pattern_size)...};
           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           {                                                         }
 work/snappy-1.1.9/snappy.cc:255:11: note: in instantiation of function
 template specialization 'snappy::(anonymous
 namespace)::MakePatternMaskBytes<0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12,
 13, 14, 15>' requested here
   return {MakePatternMaskBytes(
           ^
 work/snappy-1.1.9/snappy.cc:255:11: error: suggest braces around
 initialization of subobject [-Werror,-Wmissing-braces]
   return {MakePatternMaskBytes(
           ^~~~~~~~~~~~~~~~~~~~~
           {
 work/snappy-1.1.9/snappy.cc:265:5: note: in instantiation of function
 template specialization 'snappy::(anonymous
 namespace)::MakePatternMaskBytesTable<0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
 11, 12, 13, 14, 15>' requested here
     MakePatternMaskBytesTable(
     ^
 work/snappy-1.1.9/snappy.cc:1033:36: error: invalid output constraint
 '=@ccz' in asm
       : [tag_type] "+r"(tag_type), "=@ccz"(is_literal));
                                    ^
 4 errors generated.
 make[2]: *** [CMakeFiles/snappy.dir/snappy.cc.o] Error 1
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/62954#comment:3>
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