; RUN: opt < %s -loop-rotate -verify-dom-info -verify-loop-info -disable-output | |
; ModuleID = 'PhiSelfRefernce-1.bc' | |
define void @snrm2(i32 %incx) { | |
entry: | |
br i1 false, label %START, label %return | |
START: ; preds = %entry | |
br i1 false, label %bb85, label %cond_false93 | |
bb52: ; preds = %bb85 | |
br i1 false, label %bb307, label %cond_next71 | |
cond_next71: ; preds = %bb52 | |
ret void | |
bb85: ; preds = %START | |
br i1 false, label %bb52, label %bb88 | |
bb88: ; preds = %bb85 | |
ret void | |
cond_false93: ; preds = %START | |
ret void | |
bb243: ; preds = %bb307 | |
br label %bb307 | |
bb307: ; preds = %bb243, %bb52 | |
%sx_addr.2.pn = phi float* [ %sx_addr.5, %bb243 ], [ null, %bb52 ] ; <float*> [#uses=1] | |
%sx_addr.5 = getelementptr float* %sx_addr.2.pn, i32 %incx ; <float*> [#uses=1] | |
br i1 false, label %bb243, label %bb310 | |
bb310: ; preds = %bb307 | |
ret void | |
return: ; preds = %entry | |
ret void | |
} |