Brew results is as follow:

==> Installing gazebo8 from osrf/simulation ==> Installing dependencies for osrf/simulation/gazebo8: ignition-msgs, ignition-transport2, qwt, sdformat4, tinyxml2, bullet, simbody ==> Installing osrf/simulation/gazebo8 dependency: ignition-msgs ==> Downloading http://gazebosim.org/distributions/ign-msgs/releases/ignition-msgs-0.5.0.tar.bz2 Already downloaded: /Users/carinegiordanengo/Library/Caches/Homebrew/ignition-msgs-0.5.0.tar.bz2 ==> Verifying ignition-msgs-0.5.0.tar.bz2 checksum tar xjf /Users/carinegiordanengo/Library/Caches/Homebrew/ignition-msgs-0.5.0.tar.bz2 ==> Downloading https://bitbucket.org/ignitionrobotics/ign-msgs/commits/e657fc2970f611df3a30570f78ec797366eac26e/raw/ Already downloaded: /Users/carinegiordanengo/Library/Caches/Homebrew/ignition-msgs--patch-3a63ba7e302f482a43cca0272bd747c984690179563655ac4bb9ac7e55fe6154 ==> Verifying ignition-msgs--patch-3a63ba7e302f482a43cca0272bd747c984690179563655ac4bb9ac7e55fe6154 checksum ==> Patching ==> Applying raw /usr/bin/patch -g 0 -f -p1 -i /private/tmp/ignition-msgs--patch-20161021-68417-w6fnek/raw patching file cmake/pkgconfig/ignition-msgs.in ==> cmake . -DCMAKECFLAGSRELEASE=-DNDEBUG -DCMAKECXXFLAGSRELEASE=-DNDEBUG -DCMAKEINSTALLPREFIX=/usr/local/Cellar/ignition-msgs/0.5.01 -DCMAKEBUILDTYPE=Release -DCMAKEFINDFRAMEWORK=LAST -DCMAKEVERBOSEMAKEFILE=ON -Wno-dev -DHAVECLOCK_GETTIME:INTERNAL=0 -- The C compiler identification is AppleClang 7.3.0.7030031 -- The CXX compiler identification is AppleClang 7.3.0.7030031 -- Check for working C compiler: /usr/local/Homebrew/Library/Homebrew/shims/super/clang -- Check for working C compiler: /usr/local/Homebrew/Library/Homebrew/shims/super/clang -- broken CMake Error at /usr/local/Cellar/cmake/3.6.2/share/cmake/Modules/CMakeTestCCompiler.cmake:61 (message): The C compiler "/usr/local/Homebrew/Library/Homebrew/shims/super/clang" is not able to compile a simple test program.

It fails with the following output:

Change Dir: /tmp/ignition-msgs-20161021-68417-1urowhb/ignition-msgs-0.5.0/CMakeFiles/CMakeTmp

Run Build Command:"/usr/local/Homebrew/Library/Homebrew/shims/super/gmake" "cmTC_ddbba/fast"

/Library/Developer/CommandLineTools/usr/bin/make -f CMakeFiles/cmTCddbba.dir/build.make CMakeFiles/cmTCddbba.dir/build

Building C object CMakeFiles/cmTC_ddbba.dir/testCCompiler.c.o

/usr/local/Homebrew/Library/Homebrew/shims/super/clang -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk -mmacosx-version-min=10.11 -o CMakeFiles/cmTC_ddbba.dir/testCCompiler.c.o -c /tmp/ignition-msgs-20161021-68417-1urowhb/ignition-msgs-0.5.0/CMakeFiles/CMakeTmp/testCCompiler.c

Linking C executable cmTC_ddbba

/usr/local/Cellar/cmake/3.6.2/bin/cmake -E cmakelinkscript CMakeFiles/cmTC_ddbba.dir/link.txt --verbose=1

/usr/local/Homebrew/Library/Homebrew/shims/super/clang -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk -mmacosx-version-min=10.11 -Wl,-searchpathsfirst -Wl,-headerpadmaxinstallnames CMakeFiles/cmTCddbba.dir/testCCompiler.c.o -o cmTC_ddbba

ld: unexpected token: !tapi-tbd-v2 file '/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk/usr/lib/libSystem.tbd' for architecture x86_64

clang: error: linker command failed with exit code 1 (use -v to see invocation)

make[1]: *** [cmTC_ddbba] Error 1

make: *** [cmTC_ddbba/fast] Error 2

CMake will not be able to correctly generate this project. Call Stack (most recent call first): CMakeLists.txt:3 (project)

-- Configuring incomplete, errors occurred! See also "/tmp/ignition-msgs-20161021-68417-1urowhb/ignition-msgs-0.5.0/CMakeFiles/CMakeOutput.log". See also "/tmp/ignition-msgs-20161021-68417-1urowhb/ignition-msgs-0.5.0/CMakeFiles/CMakeError.log". ==> Formula Tap: osrf/simulation Path: /usr/local/Homebrew/Library/Taps/osrf/homebrew-simulation/ignition-msgs.rb ==> Configuration HOMEBREWVERSION: >1.0.0 (no git repository) ORIGIN: https://github.com/Homebrew/brew HEAD: 0296439c832a915be9b73456c0c26bc6c79c271d Last commit: 4 days ago Core tap ORIGIN: https://github.com/Homebrew/homebrew-core Core tap HEAD: d90371c52b3ac2b8458d1a86c32b825f6fc73311 Core tap last commit: 2 hours ago HOMEBREWPREFIX: /usr/local HOMEBREWREPOSITORY: /usr/local/Homebrew HOMEBREWCELLAR: /usr/local/Cellar HOMEBREWBOTTLEDOMAIN: https://homebrew.bintray.com CPU: quad-core 64-bit arrandale Homebrew Ruby: 2.0.0-p648 Clang: 7.3 build 703 Git: 1.8.0 => /usr/local/bin/git Perl: /usr/bin/perl Python: /usr/local/bin/python => /usr/local/Cellar/python/2.7.122/Frameworks/Python.framework/Versions/2.7/bin/python2.7 Ruby: /usr/bin/ruby => /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/ruby Java: N/A macOS: 10.11.6-x8664 Xcode: 8.0 CLT: 7.3.1.0.1.1461711523 X11: 2.7.9 => /opt/X11 ==> ENV HOMEBREWCC: clang HOMEBREWCXX: clang++ SDKROOT: /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk MAKEFLAGS: -j4 CMAKEPREFIXPATH: /usr/local CMAKEINCLUDEPATH: /usr/include/libxml2:/System/Library/Frameworks/OpenGL.framework/Versions/Current/Headers CMAKELIBRARYPATH: /System/Library/Frameworks/OpenGL.framework/Versions/Current/Libraries MACOSXDEPLOYMENTTARGET: 10.11 PKGCONFIGPATH: /usr/local/opt/ignition-math2/lib/pkgconfig:/usr/local/opt/ignition-tools/lib/pkgconfig:/usr/local/opt/protobuf/lib/pkgconfig:/usr/local/opt/protobuf-c/lib/pkgconfig PKGCONFIGLIBDIR: /usr/lib/pkgconfig:/usr/local/Homebrew/Library/Homebrew/os/mac/pkgconfig/10.11 ACLOCAL_PATH: /usr/local/share/aclocal PATH: /usr/local/Homebrew/Library/Homebrew/shims/super:/usr/local/opt/cmake/bin:/usr/local/opt/ignition-tools/bin:/usr/local/opt/pkg-config/bin:/usr/local/opt/protobuf/bin:/usr/local/opt/protobuf-c/bin:/usr/bin:/bin:/usr/sbin:/sbin

Error: osrf/simulation/ignition-msgs 0.5.0 did not build Logs: /Users/carinegiordanengo/Library/Logs/Homebrew/ignition-msgs/01.cmake /Users/carinegiordanengo/Library/Logs/Homebrew/ignition-msgs/01.cmake.cc /Users/carinegiordanengo/Library/Logs/Homebrew/ignition-msgs/CMakeCache.txt