1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2 ; ModuleID = 'bugpoint-reduced-simplified.bc' 3 ; RUN: opt < %s -newgvn -S | FileCheck %s 4 source_filename = "bugpoint-output-e4c7d0f.bc" 5 6 ; Make sure we still properly resolve phi cycles when they involve predicateinfo copies of phis. 7 define void @hoge() local_unnamed_addr #0 { 8 ; CHECK-LABEL: @hoge( 9 ; CHECK-NEXT: bb: 10 ; CHECK-NEXT: br i1 undef, label [[BB6:%.*]], label [[BB1:%.*]] 11 ; CHECK: bb1: 12 ; CHECK-NEXT: br label [[BB6]] 13 ; CHECK: bb2: 14 ; CHECK-NEXT: br i1 true, label [[BB3:%.*]], label [[BB6]] 15 ; CHECK: bb3: 16 ; CHECK-NEXT: br label [[BB4:%.*]] 17 ; CHECK: bb4: 18 ; CHECK-NEXT: br i1 undef, label [[BB2:%.*]], label [[BB6]] 19 ; CHECK: bb6: 20 ; CHECK-NEXT: br label [[BB4]] 21 ; 22 bb: 23 br i1 undef, label %bb6, label %bb1 24 25 bb1: ; preds = %bb 26 br label %bb6 27 28 bb2: ; preds = %bb4 29 %tmp = icmp slt i8 %tmp5, 7 30 br i1 %tmp, label %bb3, label %bb6 31 32 bb3: ; preds = %bb2 33 br label %bb4 34 35 bb4: ; preds = %bb6, %bb3 36 %tmp5 = phi i8 [ %tmp5, %bb3 ], [ %tmp7, %bb6 ] 37 br i1 undef, label %bb2, label %bb6 38 39 bb6: ; preds = %bb4, %bb2, %bb1, %bb 40 %tmp7 = phi i8 [ %tmp5, %bb4 ], [ %tmp5, %bb2 ], [ 5, %bb1 ], [ undef, %bb ] 41 br label %bb4 42 } 43 44 attributes #0 = { norecurse noreturn nounwind ssp uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="penryn" "target-features"="+cx16,+fxsr,+mmx,+sse,+sse2,+sse3,+sse4.1,+ssse3,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } 45 46 !llvm.ident = !{!0} 47 48 !0 = !{!"clang version 6.0.0 (http://llvm.org/git/clang.git e649d902285b23af8ba58cb92a739f3bad2723df) (/Users/dannyb/sources/llvm-clean 0abfd30028cbb294ff2c2dd5e2df4ec3fdb6c591)"} 49
