Bug#812062: ICE: in dwarf2out_finish, at dwarf2out.c:27175 (lto)

[Matthias Klose]

On 20.01.2016 06:34, Martin Michlmayr wrote:

Package: g++-6
Version: 6-20160117-1

I get this ICE when building the package but not when running the
command manually.

Oh, because some command line options, including -flto, get dropped.
I can reproduce it now.  How do I generate a testcase for an LTO bug?

https://gcc.gnu.org/wiki/A_guide_to_testcase_reduction#Reducing_LTO_bugs