=> Bootstrap dependency digest>=20010302: found digest-20180917
===> Building for libunwind-7.0.1
Scanning dependencies of target unwind_objects
[ 11%] Building CXX object src/CMakeFiles/unwind_objects.dir/libunwind.cpp.o
In file included from /tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/include/libunwind.h:17:0,
                 from /tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp:13:
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/include/__libunwind_config.h:106:4: error: #error "Unsupported architecture."
 #  error "Unsupported architecture."
    ^
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp:71:3: error: #error Architecture not supported
 # error Architecture not supported
   ^
In file included from /tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp:13:0:
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/include/libunwind.h:63:17: error: '_LIBUNWIND_CONTEXT_SIZE' was not declared in this scope
   uint64_t data[_LIBUNWIND_CONTEXT_SIZE];
                 ^
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/include/libunwind.h:68:17: error: '_LIBUNWIND_CURSOR_SIZE' was not declared in this scope
   uint64_t data[_LIBUNWIND_CURSOR_SIZE];
                 ^
In file included from /tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/EHHeaderParser.hpp:18:0,
                 from /tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/AddressSpace.hpp:43,
                 from /tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp:28:
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/DwarfParser.hpp:65:26: error: '_LIBUNWIND_HIGHEST_DWARF_REGISTER' was not declared in this scope
     kMaxRegisterNumber = _LIBUNWIND_HIGHEST_DWARF_REGISTER
                          ^
In file included from /tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp:28:0:
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/AddressSpace.hpp: In static member function 'static __int64_t libunwind::LocalAddressSpace::getSLEB128(libunwind::LocalAddressSpace::pint_t&, libunwind::LocalAddressSpace::pint_t)':
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/AddressSpace.hpp:289:12: warning: conversion to 'long long unsigned int' from '__int64_t {aka long long int}' may change the sign of the result [-Wsign-conversion]
     result |= (-1ULL) << bit;
            ^
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/AddressSpace.hpp:289:12: warning: conversion to '__int64_t {aka long long int}' from 'long long unsigned int' may change the sign of the result [-Wsign-conversion]
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp: At global scope:
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp:37:43: warning: type-punning to incomplete type might break strict-aliasing rules [-Wstrict-aliasing]
     (unw_addr_space_t)&LocalAddressSpace::sThisAddressSpace;
                                           ^
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp: In function 'int unw_init_local(unw_cursor_t*, unw_context_t*)':
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp:74:56: error: 'REGISTER_KIND' was not declared in this scope
   new ((void *)cursor) UnwindCursor<LocalAddressSpace, REGISTER_KIND>(
                                                        ^
/tmp/pkgbuild/lang/libunwind/work/libunwind-7.0.1.src/src/libunwind.cpp:74:69: error: template argument 2 is invalid
   new ((void *)cursor) UnwindCursor<LocalAddressSpace, REGISTER_KIND>(
                                                                     ^
*** Error code 1

Stop.
make[2]: stopped in /tmp/pkgbuild/lang/libunwind/work/build
*** Error code 1

Stop.
make[1]: stopped in /tmp/pkgbuild/lang/libunwind/work/build
*** Error code 1

Stop.
make: stopped in /tmp/pkgbuild/lang/libunwind/work/build
*** Error code 1

Stop.
make[1]: stopped in /usr/pkgsrc/lang/libunwind
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/lang/libunwind