[Bug bootstrap/67622] [6 regression] Solaris/SPARC bootstrap fails compiling stage2 stdc++.h.gch/O2ggnu++0x.gch

[ro at CeBiTec dot Uni-Bielefeld.DE]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67622

--- Comment #2 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot Uni-Bielefeld.DE> ---
The reghunt revealed (not completely unexpected) the following patch as
the culprit:

The first bad revision is:
changeset:   25098:fa3edfa6a9a7
user:        davem@138bc75d-0d04-0410-961f-82ee72b054a4
date:        Sat Sep 12 00:13:23 2015 +0000
summary:     Convert SPARC backend over to LRA.

        Rainer