https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91854
--- Comment #1 from Sergei Trofimovich <slyfox at inbox dot ru> --- Created attachment 46907 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46907&action=edit bug.orig.c bug.orig.c is a selfcontained example. "{standard input}:10401: Error: Illegal operands" points to double store for odd register (invalid): std %f27, [%fp+1943]
