patch to fix PR79571

[Vladimir Makarov]

A patch in the attachment fixes

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79571

The patch was successfully bootstrapped and tested on x86-64.

Committed as rev. 245928

-------------- next part --------------
A non-text attachment was scrubbed...
Name: pr79571.patch
Type: text/x-patch
Size: 4871 bytes
Desc: not available
URL: <http://gcc.gnu.org/pipermail/gcc-patches/attachments/20170306/6dbfaeb6/attachment.bin>