diff --git a/tests/span_tests.cpp b/tests/span_tests.cpp
index e8c06e6..6b1562f 100644
--- a/tests/span_tests.cpp
+++ b/tests/span_tests.cpp
@@ -37,9 +37,10 @@
 #include <type_traits> // for integral_constant<>::value, is_default_co...
 #include <vector>      // for vector
 
-namespace gsl {
+namespace gsl
+{
 struct fail_fast;
-}  // namespace gsl
+} // namespace gsl
 
 using namespace std;
 using namespace gsl;
@@ -506,21 +507,22 @@ TEST_CASE("from_std_array_constructor")
         CHECK((s.size() == narrow_cast<ptrdiff_t>(arr.size()) && s.data() == arr.data()));
     }
 
-    // This test checks for the bug found in gcc 6.1, 6.2, 6.3, 6.4, 6.5 7.1, 7.2, 7.3 - issue #590
+    // This test checks for the bug found in gcc 6.1, 6.2, 6.3, 7.1, 7.2, 7.3 - issue #590
     {
         span<int> s1 = make_span(arr);
 
         static span<int> s2;
         s2 = s1;
 
-    #if __GNUC__ == 6 && (__GNUC_MINOR__ == 4 || __GNUC_MINOR__ == 5) && __GNUC_PATCHLEVEL__ == 0 && defined(__OPTIMIZE__)
+#if __GNUC__ == 6 && (__GNUC_MINOR__ == 4 || __GNUC_MINOR__ == 5) && __GNUC_PATCHLEVEL__ == 0 &&   \
+    defined(__OPTIMIZE__)
         // Known to be broken in gcc 6.4 and 6.5 with optimizations
         // Issue in gcc: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83116
         CHECK(s1.size() == 4);
         CHECK(s2.size() == 0);
-    #else
+#else
         CHECK(s1.size() == s2.size());
-    #endif
+#endif
     }
 }