Build fails on macOS with GCC compiler, assembly errors

[laurynas-biveinis]

With revision b0b42eb, macOS 11.2.3, brew-installed GCC 10:

$ mkdir build
$ cd build
$ cmake .. -DCMAKE_C_COMPILER=gcc-10 -DCMAKE_CXX_COMPILER=g++-10
-- The C compiler identification is GNU 10.2.0
-- The CXX compiler identification is GNU 10.2.0
-- Checking whether C compiler has -isysroot
-- Checking whether C compiler has -isysroot - yes
-- Checking whether C compiler supports OSX deployment target flag
-- Checking whether C compiler supports OSX deployment target flag - yes
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /usr/local/bin/gcc-10 - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Checking whether CXX compiler has -isysroot
-- Checking whether CXX compiler has -isysroot - yes
-- Checking whether CXX compiler supports OSX deployment target flag
-- Checking whether CXX compiler supports OSX deployment target flag - yes
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/local/bin/g++-10 - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
CMake Deprecation Warning at CMakeLists.txt:16 (cmake_minimum_required):
  Compatibility with CMake < 2.8.12 will be removed from a future version of
  CMake.

  Update the VERSION argument <min> value or use a ...<max> suffix to tell
  CMake that the project does not need compatibility with older versions.


-- Configuring done
-- Generating done
-- Build files have been written to: /Users/laurynas/unodb/deepstate/build
$ make
[  2%] Building C object CMakeFiles/deepstate.dir/src/lib/DeepState.c.o
In file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/string.h:194,
                 from /Users/laurynas/unodb/deepstate/src/include/deepstate/DeepState.h:31,
                 from /Users/laurynas/unodb/deepstate/src/lib/DeepState.c:17:
/Users/laurynas/unodb/deepstate/src/lib/DeepState.c: In function 'DeepState_NewSwarmConfig':
/Users/laurynas/unodb/deepstate/src/lib/DeepState.c:421:3: warning: '__builtin_strncpy' specified bound depends on the length of the source argument [-Wstringop-overflow=]
  421 |   strncpy(new_config->file, file, buf_len);
      |   ^~~~~~~
/Users/laurynas/unodb/deepstate/src/lib/DeepState.c:419:20: note: length computed here
  419 |   size_t buf_len = strlen(file) + 1;
      |                    ^~~~~~~~~~~~
[  4%] Building C object CMakeFiles/deepstate.dir/src/lib/Log.c.o
[  6%] Building C object CMakeFiles/deepstate.dir/src/lib/Option.c.o
[  8%] Building C object CMakeFiles/deepstate.dir/src/lib/Stream.c.o
[ 10%] Linking C static library libdeepstate.a
[ 10%] Built target deepstate
[ 12%] Generating timestamp
running build
running build_py
creating build
creating build/lib
creating build/lib/deepstate
copying /Users/laurynas/unodb/deepstate/bin/deepstate/__init__.py -> build/lib/deepstate
creating build/lib/deepstate/core
copying /Users/laurynas/unodb/deepstate/bin/deepstate/core/symex.py -> build/lib/deepstate/core
copying /Users/laurynas/unodb/deepstate/bin/deepstate/core/__init__.py -> build/lib/deepstate/core
copying /Users/laurynas/unodb/deepstate/bin/deepstate/core/fuzz.py -> build/lib/deepstate/core
copying /Users/laurynas/unodb/deepstate/bin/deepstate/core/base.py -> build/lib/deepstate/core
creating build/lib/deepstate/executors
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/__init__.py -> build/lib/deepstate/executors
creating build/lib/deepstate/executors/fuzz
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/fuzz/__init__.py -> build/lib/deepstate/executors/fuzz
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/fuzz/honggfuzz.py -> build/lib/deepstate/executors/fuzz
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/fuzz/eclipser.py -> build/lib/deepstate/executors/fuzz
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/fuzz/afl.py -> build/lib/deepstate/executors/fuzz
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/fuzz/angora.py -> build/lib/deepstate/executors/fuzz
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/fuzz/libfuzzer.py -> build/lib/deepstate/executors/fuzz
creating build/lib/deepstate/executors/symex
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/symex/angr.py -> build/lib/deepstate/executors/symex
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/symex/manticore.py -> build/lib/deepstate/executors/symex
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/symex/__init__.py -> build/lib/deepstate/executors/symex
creating build/lib/deepstate/executors/auxiliary
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/auxiliary/ensembler.py -> build/lib/deepstate/executors/auxiliary
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/auxiliary/__init__.py -> build/lib/deepstate/executors/auxiliary
copying /Users/laurynas/unodb/deepstate/bin/deepstate/executors/auxiliary/reducer.py -> build/lib/deepstate/executors/auxiliary
[ 12%] Built target target
[ 14%] Building C object CMakeFiles/deepstate32.dir/src/lib/DeepState.c.o
In file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/string.h:194,
                 from /Users/laurynas/unodb/deepstate/src/include/deepstate/DeepState.h:31,
                 from /Users/laurynas/unodb/deepstate/src/lib/DeepState.c:17:
/Users/laurynas/unodb/deepstate/src/lib/DeepState.c: In function 'DeepState_NewSwarmConfig':
/Users/laurynas/unodb/deepstate/src/lib/DeepState.c:421:3: warning: '__builtin_strncpy' specified bound depends on the length of the source argument [-Wstringop-overflow=]
  421 |   strncpy(new_config->file, file, buf_len);
      |   ^~~~~~~
/Users/laurynas/unodb/deepstate/src/lib/DeepState.c:419:20: note: length computed here
  419 |   size_t buf_len = strlen(file) + 1;
      |                    ^~~~~~~~~~~~
/var/folders/t2/k0br2w_j78zdnf6gnz5b4xgr0000gn/T//cck3ANHH.s:76:2: error: instruction requires: Not 64-bit mode
        pushl   %esi
        ^
... too many similar errors to include here ...

[laurynas-biveinis]

Follow-up to #374

[laurynas-biveinis]

At the moment seems to be exact duplicate of #374