; LLVM IR from imteekay/algorithms :: competitive-programming/uri/dracarys.ll (Z11get_result3iiii)

; 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"

; 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: mustprogress nounwind uwtable
define dso_local noundef i64 @_Z11get_result3iiii(i32 noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) #1 {
  %5 = alloca i64, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i32, align 4
  store i32 %0, ptr %6, align 4, !tbaa !5
  store i32 %1, ptr %7, align 4, !tbaa !5
  store i32 %2, ptr %8, align 4, !tbaa !5
  store i32 %3, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #2
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #2
  %13 = load i32, ptr %6, align 4, !tbaa !5
  %14 = load i32, ptr %9, align 4, !tbaa !5
  %15 = add nsw i32 %13, %14
  %16 = load i32, ptr %7, align 4, !tbaa !5
  %17 = load i32, ptr %8, align 4, !tbaa !5
  %18 = add nsw i32 %16, %17
  %19 = icmp sle i32 %15, %18
  br i1 %19, label %20, label %35

20:                                               ; preds = %4
  %21 = load i32, ptr %6, align 4, !tbaa !5
  %22 = load i32, ptr %9, align 4, !tbaa !5
  %23 = add nsw i32 %21, %22
  %24 = sext i32 %23 to i64
  store i64 %24, ptr %10, align 8, !tbaa !9
  %25 = load i32, ptr %7, align 4, !tbaa !5
  %26 = load i32, ptr %8, align 4, !tbaa !5
  %27 = icmp sle i32 %25, %26
  br i1 %27, label %28, label %31

28:                                               ; preds = %20
  %29 = load i32, ptr %7, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  store i64 %30, ptr %11, align 8, !tbaa !9
  br label %34

31:                                               ; preds = %20
  %32 = load i32, ptr %8, align 4, !tbaa !5
  %33 = sext i32 %32 to i64
  store i64 %33, ptr %11, align 8, !tbaa !9
  br label %34

34:                                               ; preds = %31, %28
  br label %50

35:                                               ; preds = %4
  %36 = load i32, ptr %7, align 4, !tbaa !5
  %37 = load i32, ptr %8, align 4, !tbaa !5
  %38 = add nsw i32 %36, %37
  %39 = sext i32 %38 to i64
  store i64 %39, ptr %10, align 8, !tbaa !9
  %40 = load i32, ptr %6, align 4, !tbaa !5
  %41 = load i32, ptr %9, align 4, !tbaa !5
  %42 = icmp sle i32 %40, %41
  br i1 %42, label %43, label %46

43:                                               ; preds = %35
  %44 = load i32, ptr %6, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  store i64 %45, ptr %11, align 8, !tbaa !9
  br label %49

46:                                               ; preds = %35
  %47 = load i32, ptr %9, align 4, !tbaa !5
  %48 = sext i32 %47 to i64
  store i64 %48, ptr %11, align 8, !tbaa !9
  br label %49

49:                                               ; preds = %46, %43
  br label %50

50:                                               ; preds = %49, %34
  %51 = load i64, ptr %10, align 8, !tbaa !9
  %52 = load i64, ptr %11, align 8, !tbaa !9
  %53 = icmp ule i64 %51, %52
  br i1 %53, label %54, label %56

54:                                               ; preds = %50
  %55 = load i64, ptr %10, align 8, !tbaa !9
  store i64 %55, ptr %5, align 8
  store i32 1, ptr %12, align 4
  br label %58

56:                                               ; preds = %50
  %57 = load i64, ptr %11, align 8, !tbaa !9
  store i64 %57, ptr %5, align 8
  store i32 1, ptr %12, align 4
  br label %58

58:                                               ; preds = %56, %54
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #2
  %59 = load i64, ptr %5, align 8
  ret i64 %59
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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 #2 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}


; 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 nofree norecurse nosync nounwind willreturn memory(none) uwtable
define dso_local noundef i64 @_Z11get_result3iiii(i32 noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3) local_unnamed_addr #0 {
  %5 = add nsw i32 %3, %0
  %6 = add nsw i32 %2, %1
  %.not = icmp sgt i32 %5, %6
  %. = tail call i32 @llvm.smin.i32(i32 %1, i32 %2)
  %.32 = tail call i32 @llvm.smin.i32(i32 %0, i32 %3)
  %.021.in = tail call i32 @llvm.smin.i32(i32 %5, i32 %6)
  %.0.in = select i1 %.not, i32 %.32, i32 %.
  %.022.in = tail call i32 @llvm.umin.i32(i32 %.021.in, i32 %.0.in)
  %.022 = sext i32 %.022.in to i64
  ret i64 %.022
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smin.i32(i32, i32) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.umin.i32(i32, i32) #1

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) 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 #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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)"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass