[Bug target/69124] [5/6 Regression] wrong code in thumb mode on arm-linux-gnueabihf

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69124

ktkachov at gcc dot gnu.org changed:

           What    |Removed                     |Added
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                 CC|                            |vmakarov at redhat dot com

--- Comment #9 from ktkachov at gcc dot gnu.org ---
So I did a bisection between 4.9 and 5.
The offending commit is r217624:
Author: vmakarov <vmakarov@138bc75d-0d04-0410-961f-82ee72b054a4>
Date:   Sun Nov 16 05:00:30 2014 +0000

    2014-11-15  Vladimir Makarov  <vmakarov@redhat.com>

        * lra-remat.c (cand_transf_func): Process regno for
        rematerialization too.
        * lra.c (lra): Switch on rematerialization pass.

i.e. when the LRA rematiralisation pass was turned on.