; LLVM IR from Mohamed-Ouarar/C_piscine :: C00/ex01 - ft_print_alphabet (ft_print_alphabet)

; 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: nounwind uwtable
define dso_local void @ft_print_alphabet() #0 {
  %1 = alloca i8, align 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %1) #3
  store i8 97, ptr %1, align 1, !tbaa !5
  br label %2

2:                                                ; preds = %6, %0
  %3 = load i8, ptr %1, align 1, !tbaa !5
  %4 = sext i8 %3 to i32
  %5 = icmp sle i32 %4, 122
  br i1 %5, label %6, label %10

6:                                                ; preds = %2
  %7 = call i64 @write(i32 noundef 1, ptr noundef %1, i64 noundef 1)
  %8 = load i8, ptr %1, align 1, !tbaa !5
  %9 = add i8 %8, 1
  store i8 %9, ptr %1, align 1, !tbaa !5
  br label %2, !llvm.loop !8

10:                                               ; preds = %2
  call void @llvm.lifetime.end.p0(i64 1, 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 i64 @write(i32 noundef, ptr noundef, i64 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 }

!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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"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: nofree nounwind uwtable
define dso_local void @ft_print_alphabet() local_unnamed_addr #0 {
  %1 = alloca i8, align 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %1) #3
  store i8 97, ptr %1, align 1, !tbaa !5
  %2 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 98, ptr %1, align 1, !tbaa !5
  %3 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 99, ptr %1, align 1, !tbaa !5
  %4 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 100, ptr %1, align 1, !tbaa !5
  %5 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 101, ptr %1, align 1, !tbaa !5
  %6 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 102, ptr %1, align 1, !tbaa !5
  %7 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 103, ptr %1, align 1, !tbaa !5
  %8 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 104, ptr %1, align 1, !tbaa !5
  %9 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 105, ptr %1, align 1, !tbaa !5
  %10 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 106, ptr %1, align 1, !tbaa !5
  %11 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 107, ptr %1, align 1, !tbaa !5
  %12 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 108, ptr %1, align 1, !tbaa !5
  %13 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 109, ptr %1, align 1, !tbaa !5
  %14 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 110, ptr %1, align 1, !tbaa !5
  %15 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 111, ptr %1, align 1, !tbaa !5
  %16 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 112, ptr %1, align 1, !tbaa !5
  %17 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 113, ptr %1, align 1, !tbaa !5
  %18 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 114, ptr %1, align 1, !tbaa !5
  %19 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 115, ptr %1, align 1, !tbaa !5
  %20 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 116, ptr %1, align 1, !tbaa !5
  %21 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 117, ptr %1, align 1, !tbaa !5
  %22 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 118, ptr %1, align 1, !tbaa !5
  %23 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 119, ptr %1, align 1, !tbaa !5
  %24 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 120, ptr %1, align 1, !tbaa !5
  %25 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 121, ptr %1, align 1, !tbaa !5
  %26 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  store i8 122, ptr %1, align 1, !tbaa !5
  %27 = call i64 @write(i32 noundef 1, ptr noundef nonnull %1, i64 noundef 1) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %1) #3
  ret void
}

; 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
declare noundef i64 @write(i32 noundef, ptr nocapture noundef readonly, i64 noundef) 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

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 "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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: CorrelatedValuePropagationPass,DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,PostOrderFunctionAttrsPass