; LLVM IR from rociodellasala/TP3_SO :: Userland/multithread (multithread)

; 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 [19 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [30 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local void @function1() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  store i32 0, ptr %2, align 4, !tbaa !5
  store i32 0, ptr %1, align 4, !tbaa !5
  br label %3

3:                                                ; preds = %15, %0
  %4 = load i32, ptr %1, align 4, !tbaa !5
  %5 = icmp slt i32 %4, 40
  br i1 %5, label %6, label %18

6:                                                ; preds = %3
  br label %7

7:                                                ; preds = %10, %6
  %8 = load i32, ptr %2, align 4, !tbaa !5
  %9 = icmp slt i32 %8, 1000000
  br i1 %9, label %10, label %13

10:                                               ; preds = %7
  %11 = load i32, ptr %2, align 4, !tbaa !5
  %12 = add nsw i32 %11, 1
  store i32 %12, ptr %2, align 4, !tbaa !5
  br label %7, !llvm.loop !9

13:                                               ; preds = %7
  %14 = load i32, ptr %1, align 4, !tbaa !5
  call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef @.str, i32 noundef %14)
  br label %15

15:                                               ; preds = %13
  %16 = load i32, ptr %1, align 4, !tbaa !5
  %17 = add nsw i32 %16, 1
  store i32 %17, ptr %1, align 4, !tbaa !5
  br label %3, !llvm.loop !11

18:                                               ; preds = %3
  call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef @.str.1)
  call void (...) @exitThread()
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #3
  ret void
}

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

declare void @printfColor(i32 noundef, ptr noundef, ...) #2

declare void @exitThread(...) #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 }

!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"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; 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 [19 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [30 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local void @function1() local_unnamed_addr #0 {
.preheader:
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 0) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 1) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 2) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 3) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 4) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 5) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 6) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 7) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 8) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 9) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 10) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 11) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 12) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 13) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 14) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 15) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 16) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 17) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 18) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 19) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 20) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 21) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 22) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 23) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 24) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 25) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 26) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 27) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 28) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 29) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 30) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 31) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 32) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 33) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 34) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 35) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 36) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 37) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 38) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str, i32 noundef 39) #2
  tail call void (i32, ptr, ...) @printfColor(i32 noundef 16657966, ptr noundef nonnull @.str.1) #2
  tail call void (...) @exitThread() #2
  ret void
}

declare void @printfColor(i32 noundef, ptr noundef, ...) local_unnamed_addr #1

declare void @exitThread(...) local_unnamed_addr #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 = { "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)"}


; Effective O3 passes: GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,SROAPass,SimplifyCFGPass,TailCallElimPass