Add GCC on OSX to list of Travis CI configurations. (#492)
Add GCC on OSX to list of Travis CI configurations. (#492)


google/benchmark,google/benchmark,mockingbirdnest/benchmark,everbase/benchmark,mockingbirdnest/benchmark,everbase/benchmark,efcs/benchmark,mockingbirdnest/benchmark,efcs/benchmark,efcs/benchmark,everbase/benchmark,everbase/benchmark,google/benchmark,efcs/benchmark,mockingbirdnest/benchmark