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- ; RUN: opt < %s -loop-rotate -verify-dom-info -verify-loop-info -disable-output
- ; ModuleID = 'PhiSelfReference-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, 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
- }
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