[DRE-maint] Bug#928068: ruby2.5: FTBFS on ia64 due to segfault

[James Clarke]

Source: ruby2.5
Version: 2.5.0~preview1-1
Severity: important
Tags: upstream patch
Forwarded: https://github.com/ruby/ruby/pull/2155
X-Debbugs-Cc: debian-ia64 at lists.debian.org

Hi,
Currently, ruby2.5 FTBFS, segfaulting when building documentation.
Please include the above patch applied[1] upstream (currently only to
trunk) to fix this.

Thanks,
James

[1] https://github.com/ruby/ruby/commit/ecf660e438320f501ce4e05e92a5d6c79fe4d54d