Compilation Error with

[Jonathan Wakely]

On 15 August 2012 18:32, Ron Stubbs wrote:
> Hi,
>
> I get the following compiler error when building GCC 4.8
> (gcc-4.8-20120812) on an x86_64 system running Scientific Linux 6.2.
>
> =========================================================
> build/gengtype.o: In function `create_optional_field_':
> /opt/gcc-4.8-20120812/host-x86_64-unknown-linux-gnu/gcc/../.././gcc/gengtype.c:854:
> undefined reference to `lexer_line'

I think this means you need to install Flex 2.5.4 or later.

http://gcc.gnu.org/install/prerequisites.html documents it as
"Necessary to build GCC during development because the generated
output files are not included in the SVN repository. They are included
in releases. "