Linux 安装MySQL报错

安装MySQL时报错，信息如下，希望得到高手的指点！ GCC也已经新装了4.8以上[root@localhost mysql-8.0.11]# cmake \
> -DCMAKE_INSTALL_PREFIX=/usr/local/mysql \
> -DMYSQL_DATADIR=/mydata/mysql/data \
> -DSYSCONFDIR=/etc \
> -DMYSQL_USER=mysql \
> -DWITH_MYISAM_STORAGE_ENGINE=1 \
> -DWITH_INNOBASE_STORAGE_ENGINE=1 \
> -DWITH_ARCHIVE_STORAGE_ENGINE=1 \
> -DWITH_MEMORY_STORAGE_ENGINE=1 \
> -DWITH_READLINE=1 \
> -DMYSQL_TCP_PORT=3306 \
> -DENABLED_LOCAL_INFILE=1 \
> -DENABLE_DOWNLOADS=1 \
> -DWITH_PARTITION_STORAGE_ENGINE=1 \
> -DEXTRAL_CHARSETS=all \
> -DDEFAULT_CHARSET=utf8 \
> -DDEFAULT_COLLATION=utf8_general_ci \
> -DMYSQL_MAINTAINER_MODE=0 \
> -DWITH_SSL:STRING=bundled \
> -DWITH_ZLIB:STRING=bundled
-- Running cmake version 2.8.12.2
-- Could NOT find Git (missing:  GIT_EXECUTABLE) 
-- Configuring with MAX_INDEXES = 64U
-- CMAKE_GENERATOR: Unix Makefiles
CMake Error at cmake/os/Linux.cmake:40 (MESSAGE):
  GCC 4.8 or newer is required!
Call Stack (most recent call first):
  CMakeLists.txt:239 (INCLUDE)
-- Configuring incomplete, errors occurred!
See also "/root/mysql-8.0.11/CMakeFiles/CMakeOutput.log".
[root@localhost mysql-8.0.11]# gcc --version
gcc (GCC) 4.8.2
Copyright (C) 2013 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.