--- gcc-master.orig/gcc/fortran/gfortranspec.c	2020-06-05 23:56:45.064697397 +0100
+++ gcc-master/gcc/fortran/gfortranspec.c	2020-06-12 10:01:08.649474895 +0100
@@ -447,4 +447,12 @@
 }
 
 /* Number of extra output files that lang_specific_pre_link may generate.  */
-int lang_specific_extra_outfiles = 0;	/* Not used for F77.  */
+int lang_specific_extra_outfiles = 0;	/* Not used for Fortran.  */
+
+/* lang_register_spec_functions register the Fortran associated spec
+   functions.  */
+
+void
+lang_register_spec_functions (void)
+{
+}
