https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70319
--- Comment #11 from dave.anglin at bell dot net --- On 2016-03-23, at 7:09 AM, ebotcazou at gcc dot gnu.org wrote: > That's wrong, it must simply use a scratch register. Thanks very much Eric. When I wrote the pattern, I thought the '+' in the constraint would be sufficient. Dave -- John David Anglin dave.ang...@bell.net