; LLVM IR from hanzohasashi33/Competetive_programming :: hackerrank/problem_solving (timeconversion)

; 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"

@.str = external hidden unnamed_addr constant [11 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [15 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca [3 x i8], align 1
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  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 3, ptr %8) #4
  %9 = getelementptr inbounds [3 x i8], ptr %8, i64 0, i64 0
  %10 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef %9)
  %11 = getelementptr inbounds [3 x i8], ptr %8, i64 0, i64 0
  %12 = call i32 @strcmp(ptr noundef %11, ptr noundef @.str.1) #5
  %13 = icmp eq i32 %12, 0
  br i1 %13, label %14, label %25

14:                                               ; preds = %0
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = icmp ne i32 %15, 12
  br i1 %16, label %17, label %21

17:                                               ; preds = %14
  %18 = load i32, ptr %2, align 4, !tbaa !5
  store i32 %18, ptr %5, align 4, !tbaa !5
  %19 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %19, ptr %6, align 4, !tbaa !5
  %20 = load i32, ptr %4, align 4, !tbaa !5
  store i32 %20, ptr %7, align 4, !tbaa !5
  br label %24

21:                                               ; preds = %14
  store i32 0, ptr %5, align 4, !tbaa !5
  %22 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %22, ptr %6, align 4, !tbaa !5
  %23 = load i32, ptr %4, align 4, !tbaa !5
  store i32 %23, ptr %7, align 4, !tbaa !5
  br label %24

24:                                               ; preds = %21, %17
  br label %42

25:                                               ; preds = %0
  %26 = getelementptr inbounds [3 x i8], ptr %8, i64 0, i64 0
  %27 = call i32 @strcmp(ptr noundef %26, ptr noundef @.str.2) #5
  %28 = icmp eq i32 %27, 0
  br i1 %28, label %29, label %41

29:                                               ; preds = %25
  %30 = load i32, ptr %2, align 4, !tbaa !5
  %31 = icmp ne i32 %30, 12
  br i1 %31, label %32, label %37

32:                                               ; preds = %29
  %33 = load i32, ptr %2, align 4, !tbaa !5
  %34 = add nsw i32 %33, 12
  store i32 %34, ptr %5, align 4, !tbaa !5
  %35 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %35, ptr %6, align 4, !tbaa !5
  %36 = load i32, ptr %4, align 4, !tbaa !5
  store i32 %36, ptr %7, align 4, !tbaa !5
  br label %40

37:                                               ; preds = %29
  store i32 12, ptr %5, align 4, !tbaa !5
  %38 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %38, ptr %6, align 4, !tbaa !5
  %39 = load i32, ptr %4, align 4, !tbaa !5
  store i32 %39, ptr %7, align 4, !tbaa !5
  br label %40

40:                                               ; preds = %37, %32
  br label %41

41:                                               ; preds = %40, %25
  br label %42

42:                                               ; preds = %41, %24
  %43 = load i32, ptr %5, align 4, !tbaa !5
  %44 = load i32, ptr %6, align 4, !tbaa !5
  %45 = load i32, ptr %7, align 4, !tbaa !5
  %46 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i32 noundef %43, i32 noundef %44, i32 noundef %45)
  call void @llvm.lifetime.end.p0(i64 3, 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
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  ret i32 0
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: nounwind willreturn memory(read)
declare i32 @strcmp(ptr noundef, ptr noundef) #3

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 willreturn memory(read) "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 }
attributes #5 = { nounwind willreturn memory(read) }

!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/C++ TBAA"}


; 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"

@.str = external hidden unnamed_addr constant [11 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [15 x i8], align 1

; Function Attrs: nofree nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca [3 x i8], align 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.start.p0(i64 3, ptr nonnull %4) #5
  %5 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2, ptr noundef nonnull %3, ptr noundef nonnull %4)
  %6 = call i32 @strcmp(ptr noundef nonnull dereferenceable(1) %4, ptr noundef nonnull dereferenceable(1) @.str.1) #6
  %7 = icmp eq i32 %6, 0
  br i1 %7, label %8, label %10

8:                                                ; preds = %0
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %.not7 = icmp eq i32 %9, 12
  %. = select i1 %.not7, i32 0, i32 %9
  br label %15

10:                                               ; preds = %0
  %11 = call i32 @strcmp(ptr noundef nonnull dereferenceable(1) %4, ptr noundef nonnull dereferenceable(1) @.str.2) #6
  %12 = icmp eq i32 %11, 0
  call void @llvm.assume(i1 %12)
  %13 = load i32, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %13, 12
  %14 = add nsw i32 %13, 12
  %spec.select = select i1 %.not, i32 12, i32 %14
  br label %15

15:                                               ; preds = %10, %8
  %.04 = phi i32 [ %., %8 ], [ %spec.select, %10 ]
  %.0 = load i32, ptr %3, align 4, !tbaa !5
  %.03 = load i32, ptr %2, align 4, !tbaa !5
  %16 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %.04, i32 noundef %.03, i32 noundef %.0)
  call void @llvm.lifetime.end.p0(i64 3, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i32 @strcmp(ptr nocapture noundef, ptr nocapture noundef) local_unnamed_addr #3

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(inaccessiblemem: write)
declare void @llvm.assume(i1 noundef) #4

attributes #0 = { nofree 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree 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 #3 = { mustprogress nofree nounwind willreturn memory(argmem: read) "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 = { nocallback nofree nosync nounwind willreturn memory(inaccessiblemem: write) }
attributes #5 = { nounwind }
attributes #6 = { nounwind willreturn memory(read) }

!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/C++ TBAA"}


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