; LLVM IR from introlab/odas :: src/system (hop2hop)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%struct.hop2hop_buffer_obj = type { i32, i32, i32, double, double, double, i32, double, double, double, double, ptr }
%struct.hops_obj = type { i32, i32, ptr }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: nounwind uwtable
define dso_local void @hop2hop_buffer_push(ptr noundef %0, ptr noundef %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %13, i32 0, i32 5
  %15 = load double, ptr %14, align 8, !tbaa !9
  %16 = load ptr, ptr %3, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %16, i32 0, i32 3
  %18 = load double, ptr %17, align 8, !tbaa !13
  %19 = fadd double %15, %18
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %20, i32 0, i32 6
  %22 = load i32, ptr %21, align 8, !tbaa !14
  %23 = uitofp i32 %22 to double
  %24 = fcmp ole double %19, %23
  br i1 %24, label %25, label %153

25:                                               ; preds = %2
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %26, i32 0, i32 9
  %28 = load double, ptr %27, align 8, !tbaa !15
  %29 = fptoui double %28 to i32
  store i32 %29, ptr %5, align 4, !tbaa !16
  %30 = load ptr, ptr %3, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %30, i32 0, i32 9
  %32 = load double, ptr %31, align 8, !tbaa !15
  %33 = load ptr, ptr %3, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %33, i32 0, i32 3
  %35 = load double, ptr %34, align 8, !tbaa !13
  %36 = fadd double %32, %35
  %37 = load ptr, ptr %3, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %37, i32 0, i32 6
  %39 = load i32, ptr %38, align 8, !tbaa !14
  %40 = uitofp i32 %39 to double
  %41 = fcmp ole double %36, %40
  br i1 %41, label %42, label %48

42:                                               ; preds = %25
  store i32 0, ptr %6, align 4, !tbaa !16
  %43 = load i32, ptr %5, align 4, !tbaa !16
  store i32 %43, ptr %7, align 4, !tbaa !16
  %44 = load ptr, ptr %3, align 8, !tbaa !5
  %45 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %44, i32 0, i32 3
  %46 = load double, ptr %45, align 8, !tbaa !13
  %47 = fptoui double %46 to i32
  store i32 %47, ptr %8, align 4, !tbaa !16
  store i32 0, ptr %9, align 4, !tbaa !16
  store i32 0, ptr %10, align 4, !tbaa !16
  store i32 0, ptr %11, align 4, !tbaa !16
  br label %71

48:                                               ; preds = %25
  store i32 0, ptr %6, align 4, !tbaa !16
  %49 = load i32, ptr %5, align 4, !tbaa !16
  store i32 %49, ptr %7, align 4, !tbaa !16
  %50 = load ptr, ptr %3, align 8, !tbaa !5
  %51 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %50, i32 0, i32 6
  %52 = load i32, ptr %51, align 8, !tbaa !14
  %53 = load i32, ptr %5, align 4, !tbaa !16
  %54 = sub i32 %52, %53
  store i32 %54, ptr %8, align 4, !tbaa !16
  %55 = load ptr, ptr %3, align 8, !tbaa !5
  %56 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %55, i32 0, i32 6
  %57 = load i32, ptr %56, align 8, !tbaa !14
  %58 = load i32, ptr %5, align 4, !tbaa !16
  %59 = sub i32 %57, %58
  store i32 %59, ptr %9, align 4, !tbaa !16
  store i32 0, ptr %10, align 4, !tbaa !16
  %60 = load ptr, ptr %3, align 8, !tbaa !5
  %61 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %60, i32 0, i32 3
  %62 = load double, ptr %61, align 8, !tbaa !13
  %63 = load ptr, ptr %3, align 8, !tbaa !5
  %64 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %63, i32 0, i32 6
  %65 = load i32, ptr %64, align 8, !tbaa !14
  %66 = load i32, ptr %5, align 4, !tbaa !16
  %67 = sub i32 %65, %66
  %68 = uitofp i32 %67 to double
  %69 = fsub double %62, %68
  %70 = fptoui double %69 to i32
  store i32 %70, ptr %11, align 4, !tbaa !16
  br label %71

71:                                               ; preds = %48, %42
  store i32 0, ptr %12, align 4, !tbaa !16
  br label %72

72:                                               ; preds = %125, %71
  %73 = load i32, ptr %12, align 4, !tbaa !16
  %74 = load ptr, ptr %4, align 8, !tbaa !5
  %75 = getelementptr inbounds %struct.hops_obj, ptr %74, i32 0, i32 0
  %76 = load i32, ptr %75, align 8, !tbaa !17
  %77 = icmp ult i32 %73, %76
  br i1 %77, label %78, label %128

78:                                               ; preds = %72
  %79 = load ptr, ptr %3, align 8, !tbaa !5
  %80 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %79, i32 0, i32 11
  %81 = load ptr, ptr %80, align 8, !tbaa !19
  %82 = load i32, ptr %12, align 4, !tbaa !16
  %83 = zext i32 %82 to i64
  %84 = getelementptr inbounds ptr, ptr %81, i64 %83
  %85 = load ptr, ptr %84, align 8, !tbaa !5
  %86 = load i32, ptr %7, align 4, !tbaa !16
  %87 = zext i32 %86 to i64
  %88 = getelementptr inbounds float, ptr %85, i64 %87
  %89 = load ptr, ptr %4, align 8, !tbaa !5
  %90 = getelementptr inbounds %struct.hops_obj, ptr %89, i32 0, i32 2
  %91 = load ptr, ptr %90, align 8, !tbaa !20
  %92 = load i32, ptr %12, align 4, !tbaa !16
  %93 = zext i32 %92 to i64
  %94 = getelementptr inbounds ptr, ptr %91, i64 %93
  %95 = load ptr, ptr %94, align 8, !tbaa !5
  %96 = load i32, ptr %6, align 4, !tbaa !16
  %97 = zext i32 %96 to i64
  %98 = getelementptr inbounds float, ptr %95, i64 %97
  %99 = load i32, ptr %8, align 4, !tbaa !16
  %100 = zext i32 %99 to i64
  %101 = mul i64 %100, 4
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %88, ptr align 4 %98, i64 %101, i1 false)
  %102 = load ptr, ptr %3, align 8, !tbaa !5
  %103 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %102, i32 0, i32 11
  %104 = load ptr, ptr %103, align 8, !tbaa !19
  %105 = load i32, ptr %12, align 4, !tbaa !16
  %106 = zext i32 %105 to i64
  %107 = getelementptr inbounds ptr, ptr %104, i64 %106
  %108 = load ptr, ptr %107, align 8, !tbaa !5
  %109 = load i32, ptr %10, align 4, !tbaa !16
  %110 = zext i32 %109 to i64
  %111 = getelementptr inbounds float, ptr %108, i64 %110
  %112 = load ptr, ptr %4, align 8, !tbaa !5
  %113 = getelementptr inbounds %struct.hops_obj, ptr %112, i32 0, i32 2
  %114 = load ptr, ptr %113, align 8, !tbaa !20
  %115 = load i32, ptr %12, align 4, !tbaa !16
  %116 = zext i32 %115 to i64
  %117 = getelementptr inbounds ptr, ptr %114, i64 %116
  %118 = load ptr, ptr %117, align 8, !tbaa !5
  %119 = load i32, ptr %9, align 4, !tbaa !16
  %120 = zext i32 %119 to i64
  %121 = getelementptr inbounds float, ptr %118, i64 %120
  %122 = load i32, ptr %11, align 4, !tbaa !16
  %123 = zext i32 %122 to i64
  %124 = mul i64 %123, 4
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %111, ptr align 4 %121, i64 %124, i1 false)
  br label %125

125:                                              ; preds = %78
  %126 = load i32, ptr %12, align 4, !tbaa !16
  %127 = add i32 %126, 1
  store i32 %127, ptr %12, align 4, !tbaa !16
  br label %72, !llvm.loop !21

128:                                              ; preds = %72
  %129 = load ptr, ptr %3, align 8, !tbaa !5
  %130 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %129, i32 0, i32 3
  %131 = load double, ptr %130, align 8, !tbaa !13
  %132 = load ptr, ptr %3, align 8, !tbaa !5
  %133 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %132, i32 0, i32 5
  %134 = load double, ptr %133, align 8, !tbaa !9
  %135 = fadd double %134, %131
  store double %135, ptr %133, align 8, !tbaa !9
  %136 = load ptr, ptr %3, align 8, !tbaa !5
  %137 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %136, i32 0, i32 3
  %138 = load double, ptr %137, align 8, !tbaa !13
  %139 = load ptr, ptr %3, align 8, !tbaa !5
  %140 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %139, i32 0, i32 9
  %141 = load double, ptr %140, align 8, !tbaa !15
  %142 = fadd double %141, %138
  store double %142, ptr %140, align 8, !tbaa !15
  %143 = load ptr, ptr %3, align 8, !tbaa !5
  %144 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %143, i32 0, i32 9
  %145 = load double, ptr %144, align 8, !tbaa !15
  %146 = load ptr, ptr %3, align 8, !tbaa !5
  %147 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %146, i32 0, i32 6
  %148 = load i32, ptr %147, align 8, !tbaa !14
  %149 = uitofp i32 %148 to double
  %150 = call double @fmod(double noundef %145, double noundef %149) #4
  %151 = load ptr, ptr %3, align 8, !tbaa !5
  %152 = getelementptr inbounds %struct.hop2hop_buffer_obj, ptr %151, i32 0, i32 9
  store double %150, ptr %152, align 8, !tbaa !15
  br label %153

153:                                              ; preds = %128, %2
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  ret void
}

; Function Attrs: nounwind
declare double @fmod(double noundef, double noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !12, i64 32}
!10 = !{!"hop2hop_buffer_obj", !11, i64 0, !11, i64 4, !11, i64 8, !12, i64 16, !12, i64 24, !12, i64 32, !11, i64 40, !12, i64 48, !12, i64 56, !12, i64 64, !12, i64 72, !6, i64 80}
!11 = !{!"int", !7, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!10, !12, i64 16}
!14 = !{!10, !11, i64 40}
!15 = !{!10, !12, i64 64}
!16 = !{!11, !11, i64 0}
!17 = !{!18, !11, i64 0}
!18 = !{!"hops_obj", !11, i64 0, !11, i64 4, !6, i64 8}
!19 = !{!10, !6, i64 80}
!20 = !{!18, !6, i64 8}
!21 = distinct !{!21, !22}
!22 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #0

; Function Attrs: nofree nounwind memory(readwrite, inaccessiblemem: write) uwtable
define dso_local void @hop2hop_buffer_push(ptr nocapture noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #1 {
  %3 = getelementptr inbounds i8, ptr %0, i64 32
  %4 = load double, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 16
  %6 = load double, ptr %5, align 8, !tbaa !12
  %7 = fadd double %4, %6
  %8 = getelementptr inbounds i8, ptr %0, i64 40
  %9 = load i32, ptr %8, align 8, !tbaa !13
  %10 = uitofp i32 %9 to double
  %11 = fcmp ugt double %7, %10
  br i1 %11, label %54, label %12

12:                                               ; preds = %2
  %13 = getelementptr inbounds i8, ptr %0, i64 64
  %14 = load double, ptr %13, align 8, !tbaa !14
  %15 = fptoui double %14 to i32
  %16 = fadd double %6, %14
  %17 = fcmp ugt double %16, %10
  br i1 %17, label %20, label %18

18:                                               ; preds = %12
  %19 = fptoui double %6 to i32
  br label %28

20:                                               ; preds = %12
  %21 = sub i32 %9, %15
  %22 = uitofp i32 %21 to double
  %23 = fsub double %6, %22
  %24 = fptoui double %23 to i32
  %25 = zext i32 %21 to i64
  %26 = zext i32 %24 to i64
  %27 = shl nuw nsw i64 %26, 2
  br label %28

28:                                               ; preds = %20, %18
  %.043 = phi i32 [ %19, %18 ], [ %21, %20 ]
  %.042 = phi i64 [ 0, %18 ], [ %25, %20 ]
  %.040 = phi i64 [ 0, %18 ], [ %27, %20 ]
  %29 = load i32, ptr %1, align 8, !tbaa !15
  %.not = icmp eq i32 %29, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %28
  %30 = getelementptr inbounds i8, ptr %0, i64 80
  %31 = zext i32 %15 to i64
  %32 = getelementptr inbounds i8, ptr %1, i64 8
  %33 = zext i32 %.043 to i64
  %34 = shl nuw nsw i64 %33, 2
  br label %35

35:                                               ; preds = %.lr.ph, %35
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %35 ]
  %36 = load ptr, ptr %30, align 8, !tbaa !17
  %37 = getelementptr inbounds ptr, ptr %36, i64 %indvars.iv
  %38 = load ptr, ptr %37, align 8, !tbaa !18
  %39 = getelementptr inbounds float, ptr %38, i64 %31
  %40 = load ptr, ptr %32, align 8, !tbaa !19
  %41 = getelementptr inbounds ptr, ptr %40, i64 %indvars.iv
  %42 = load ptr, ptr %41, align 8, !tbaa !18
  tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 %39, ptr align 4 %42, i64 %34, i1 false)
  %43 = load ptr, ptr %30, align 8, !tbaa !17
  %44 = getelementptr inbounds ptr, ptr %43, i64 %indvars.iv
  %45 = load ptr, ptr %44, align 8, !tbaa !18
  %46 = load ptr, ptr %32, align 8, !tbaa !19
  %47 = getelementptr inbounds ptr, ptr %46, i64 %indvars.iv
  %48 = load ptr, ptr %47, align 8, !tbaa !18
  %49 = getelementptr inbounds float, ptr %48, i64 %.042
  tail call void @llvm.memcpy.p0.p0.i64(ptr align 4 %45, ptr align 4 %49, i64 %.040, i1 false)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %50 = load i32, ptr %1, align 8, !tbaa !15
  %51 = zext i32 %50 to i64
  %52 = icmp ult i64 %indvars.iv.next, %51
  br i1 %52, label %35, label %._crit_edge.loopexit, !llvm.loop !20

._crit_edge.loopexit:                             ; preds = %35
  %.pre = load double, ptr %5, align 8, !tbaa !12
  %.pre49 = load double, ptr %3, align 8, !tbaa !5
  %.pre50 = load double, ptr %13, align 8, !tbaa !14
  %.pre51 = load i32, ptr %8, align 8, !tbaa !13
  %.pre52 = fadd double %.pre, %.pre49
  %.pre53 = fadd double %.pre, %.pre50
  %.pre55 = uitofp i32 %.pre51 to double
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %28
  %.pre-phi56 = phi double [ %.pre55, %._crit_edge.loopexit ], [ %10, %28 ]
  %.pre-phi54 = phi double [ %.pre53, %._crit_edge.loopexit ], [ %16, %28 ]
  %.pre-phi = phi double [ %.pre52, %._crit_edge.loopexit ], [ %7, %28 ]
  store double %.pre-phi, ptr %3, align 8, !tbaa !5
  %53 = tail call double @fmod(double noundef %.pre-phi54, double noundef %.pre-phi56) #3
  store double %53, ptr %13, align 8, !tbaa !14
  br label %54

54:                                               ; preds = %._crit_edge, %2
  ret void
}

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare double @fmod(double noundef, double noundef) local_unnamed_addr #2

attributes #0 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nofree nounwind memory(readwrite, inaccessiblemem: write) uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nofree nounwind willreturn memory(write) "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !10, i64 32}
!6 = !{!"hop2hop_buffer_obj", !7, i64 0, !7, i64 4, !7, i64 8, !10, i64 16, !10, i64 24, !10, i64 32, !7, i64 40, !10, i64 48, !10, i64 56, !10, i64 64, !10, i64 72, !11, i64 80}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"double", !8, i64 0}
!11 = !{!"any pointer", !8, i64 0}
!12 = !{!6, !10, i64 16}
!13 = !{!6, !7, i64 40}
!14 = !{!6, !10, i64 64}
!15 = !{!16, !7, i64 0}
!16 = !{!"hops_obj", !7, i64 0, !7, i64 4, !11, i64 8}
!17 = !{!6, !11, i64 80}
!18 = !{!11, !11, i64 0}
!19 = !{!16, !11, i64 8}
!20 = distinct !{!20, !21}
!21 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: BDCEPass,CorrelatedValuePropagationPass,DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LICMPass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass