message: guard AXOM_VERSION_EXTRA
diff: @@ -17,8 +17,11 @@ TEST(core_about, print_about) { axom::about(); }
  TEST(core_about, get_version)
  {
  std::ostringstream EXPECTED_VERSION_STRING;
  - EXPECTED_VERSION_STRING << AXOM_VERSION_FULL << "-";
  - EXPECTED_VERSION_STRING << AXOM_VERSION_EXTRA;
  + EXPECTED_VERSION_STRING << AXOM_VERSION_FULL;
  +
  +#ifdef AXOM_VERSION_EXTRA
  + EXPECTED_VERSION_STRING << "-" << AXOM_VERSION_EXTRA;
  +#endif
  std::string axom_version = axom::getVersion();
  EXPECT_EQ(EXPECTED_VERSION_STRING.str(), axom_version);
  