diff --git a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++11.h b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++11.cc
similarity index 91%
rename from libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++11.h
rename to libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++11.cc
index f74b13498d7..5cac1218163 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++11.h
+++ b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++11.cc
@@ -15,7 +15,9 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=c++11" }
+// { dg-do compile { target c++11 } }
+// { dg-add-options strict_std }
+// { dg-add-options no_pch }
 
 #include <complex.h>
 
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.h b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.cc
similarity index 87%
rename from libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.h
rename to libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.cc
index 79facef8d5b..4c9bd6e6a08 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.h
+++ b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_c++98.cc
@@ -15,13 +15,19 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=c++98" }
+// { dg-do compile { target c++98_only } }
+// { dg-add-options strict_std }
+// { dg-add-options no_pch }
 
 #include <complex.h>
 
-// Should be equivalent to C99 <complex>, not C++ <complex>
+// Should be equivalent to C99 <complex.h>, not C++ <complex>
+#ifndef complex
+# error "'complex' is not defined as a macro by <complex.h> for -std=c++98"
+#endif
 namespace std
 {
+#undef complex
   struct complex;
 }
 
@@ -49,7 +55,3 @@ namespace test
   using ::creal;
 }
 #endif
-
-#ifndef complex
-# error "'complex' is not defined as a macro by <complex.h> for -std=c++98"
-#endif
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.h b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.cc
similarity index 95%
rename from libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.h
rename to libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.cc
index 20c55a5944e..4a6fc00d390 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.h
+++ b/libstdc++-v3/testsuite/26_numerics/headers/complex.h/std_gnu++11.cc
@@ -15,7 +15,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++11" }
+// { dg-do compile { target c++11 } }
+// { dg-add-options no_pch }
 
 #include <complex.h>