| ; RUN: llc < %s -mtriple=x86_64-- | 
 |  | 
 | define fastcc void @S_next_symbol(ptr %P) nounwind ssp { | 
 | entry: | 
 | 	br label %bb14 | 
 |  | 
 | bb14:		; preds = %bb | 
 | 	%srcval16 = load i448, ptr %P, align 8		; <i448> [#uses=1] | 
 | 	%tmp = zext i32 undef to i448		; <i448> [#uses=1] | 
 | 	%tmp15 = shl i448 %tmp, 288		; <i448> [#uses=1] | 
 | 	%mask = and i448 %srcval16, -2135987035423586845985235064014169866455883682256196619149693890381755748887481053010428711403521		; <i448> [#uses=1] | 
 | 	%ins = or i448 %tmp15, %mask		; <i448> [#uses=1] | 
 | 	store i448 %ins, ptr %P, align 8 | 
 | 	ret void | 
 | } |