1 ; RUN: llc < %s 2 3 ; This used to assert with "Overran sorted position" in AssignTopologicalOrder 4 ; due to a cycle created in performPostLD1Combine. 5 6 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" 7 target triple = "arm64-apple-ios7.0.0" 8 9 ; Function Attrs: nounwind ssp 10 define void @f(double* %P1) #0 { 11 entry: 12 %arrayidx4 = getelementptr inbounds double* %P1, i64 1 13 %0 = load double* %arrayidx4, align 8, !tbaa !1 14 %1 = load double* %P1, align 8, !tbaa !1 15 %2 = insertelement <2 x double> undef, double %0, i32 0 16 %3 = insertelement <2 x double> %2, double %1, i32 1 17 %4 = fsub <2 x double> zeroinitializer, %3 18 %5 = fmul <2 x double> undef, %4 19 %6 = extractelement <2 x double> %5, i32 0 20 %cmp168 = fcmp olt double %6, undef 21 br i1 %cmp168, label %if.then172, label %return 22 23 if.then172: ; preds = %cond.end90 24 %7 = tail call i64 @llvm.objectsize.i64.p0i8(i8* undef, i1 false) 25 br label %return 26 27 return: ; preds = %if.then172, %cond.end90, %entry 28 ret void 29 } 30 31 ; Function Attrs: nounwind readnone 32 declare i64 @llvm.objectsize.i64.p0i8(i8*, i1) #1 33 34 attributes #0 = { nounwind ssp "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 35 attributes #1 = { nounwind readnone } 36 37 !1 = metadata !{metadata !2, metadata !2, i64 0} 38 !2 = metadata !{metadata !"double", metadata !3, i64 0} 39 !3 = metadata !{metadata !"omnipotent char", metadata !4, i64 0} 40 !4 = metadata !{metadata !"Simple C/C++ TBAA"} 41
