subversion ruby 2.7

/build/subversion/src/subversion-1.13.0/subversion/include/svn_client.h:7389: Warning 900: FIXME: Missing argout typemap
/build/subversion/src/subversion-1.13.0/subversion/include/svn_client.h:7412: Warning 900: FIXME: Missing argout typemap
/bin/sh "/build/subversion/src/subversion-1.13.0/libtool" --tag=CC --silent --mode=compile gcc -march=x86-64 -mtune=generic -O2 -pipe -fno-plt   -pthread -Wno-int-to-pointer-cast  -D_FORTIFY_SOURCE=2   -DLINUX -D_REENTRANT -D_GNU_SOURCE -DQT_DBUS_LIB -DQT_GUI_LIB -DQT_CORE_LIB  -I/build/subversion/src/subversion-1.13.0/subversion -I/build/subversion/src/subversion-1.13.0/subversion/include -I/build/subversion/src/subversion-1.13.0/subversion/bindings/swig -I/build/subversion/src/subversion-1.13.0/subversion/bindings/swig/include -I/build/subversion/src/subversion-1.13.0/subversion/bindings/swig/proxy -I/build/subversion/src/subversion-1.13.0/subversion/bindings/swig/proxy -I/usr/include/apr-1  -I/usr/include/apr-1 -I/usr/include -I. -I/usr/include/ruby-2.7.0 -I/usr/include/ruby-2.7.0/ruby -I/usr/include/ruby-2.7.0/ruby/backward -I/usr/include/ruby-2.7.0/x86_64-linux -I/build/subversion/src/subversion-1.13.0/subversion/bindings/swig/ruby/libsvn_swig_ruby -prefer-pic -c -o subversion/bindings/swig/ruby/svn_client.lo subversion/bindings/swig/ruby/svn_client.c
subversion/bindings/swig/ruby/svn_client.c: In function ‘SWIG_Ruby_ConvertPtrAndOwn’:
subversion/bindings/swig/ruby/svn_client.c:1667:13: warning: implicit declaration of function ‘assert’ [-Wimplicit-function-declaration]
 1667 |             assert(own); /* badly formed typemap which will lead to a memory leak - it must set and use own to delete *ptr */
      |             ^~~~~~
subversion/bindings/swig/ruby/svn_client.c:1402:1: note: ‘assert’ is defined in header ‘<assert.h>’; did you forget to ‘#include <assert.h>’?
 1401 | #include <assert.h>
  +++ |+#include <assert.h>
 1402 | 
^Cmake: *** [build-outputs.mk:2597: subversion/bindings/swig/ruby/svn_client.lo] Error 1