1; RUN: opt < %s -instcombine -S | grep "call.*sret"
2; Make sure instcombine doesn't drop the sret attribute.
3
4define void @blah(i16* %tmp10) {
5entry:
6	call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend_stret to void (i16*)*)( i16*  sret %tmp10  )
7	ret void
8}
9
10declare i8* @objc_msgSend_stret(i8*, i8*, ...)
11