--- a/configure
+++ b/configure
@@ -279,6 +279,7 @@ if test $backend = llvm; then
        check_version 7.0 $llvm_version ||
        check_version 8.0 $llvm_version ||
        check_version 9.0 $llvm_version ||
+       check_version 11.0 $llvm_version ||
        false; then
     echo "Debugging is not enabled with llvm $llvm_version"
     llvm_be=llvm4-nodebug