pguint Installation error in PostgreSQL server version 11.2

Hi Everyone,

I have installed PostgresSQL 11.2 version on Centos 7 and try to install
*pguint* from source to install *TINYINT* datatype .
But installation had problem not able to resolve dependency packages. I
have followed below method to install , please help me to resolve this
issue.

1. yum install centos-release-scl-rh
2.yum install llvm-toolset-7-clang-tools-extra
3.yum install devtoolset-7
4.yum install llvm-toolset-5
5.make PG_CONFIG=/usr/pgsql-11/bin/pg_config
6.make PG_CONFIG=/usr/pgsql-11/bin/pg_config install
Installed llvm5.0 packages successfully but when try to create pg extension
getting below error ,

*[postgres] # CREATE EXTENSION uint;ERROR: XX000: could not load library
"/usr/pgsql-11/lib/uint.so": /usr/pgsql-11/lib/uint.so: undefined symbol:
GET_1_BYTELOCATION: internal_load_library, dfmgr.c:240Time: 17.247 ms*

Please help me to resolve this issue.

Regards,
Suresh Seema