; LLVM IR from askforalfred/alfred :: gen/ff_planner (parse)

; 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: nounwind uwtable
define dso_local void @strupcase(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca i8, align 1
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #5
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = load i8, ptr %7, align 1, !tbaa !9
  store i8 %8, ptr %3, align 1, !tbaa !9
  br label %9

9:                                                ; preds = %40, %1
  %10 = load i8, ptr %3, align 1, !tbaa !9
  %11 = sext i8 %10 to i32
  %12 = icmp ne i32 0, %11
  br i1 %12, label %13, label %48

13:                                               ; preds = %9
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #5
  %14 = load i8, ptr %3, align 1, !tbaa !9
  %15 = sext i8 %14 to i32
  %16 = call i1 @llvm.is.constant.i32(i32 %15)
  br i1 %16, label %17, label %36

17:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  %18 = load i8, ptr %3, align 1, !tbaa !9
  %19 = sext i8 %18 to i32
  store i32 %19, ptr %5, align 4, !tbaa !10
  %20 = load i32, ptr %5, align 4, !tbaa !10
  %21 = icmp slt i32 %20, -128
  br i1 %21, label %25, label %22

22:                                               ; preds = %17
  %23 = load i32, ptr %5, align 4, !tbaa !10
  %24 = icmp sgt i32 %23, 255
  br i1 %24, label %25, label %27

25:                                               ; preds = %22, %17
  %26 = load i32, ptr %5, align 4, !tbaa !10
  br label %34

27:                                               ; preds = %22
  %28 = call ptr @__ctype_toupper_loc() #6
  %29 = load ptr, ptr %28, align 8, !tbaa !5
  %30 = load i32, ptr %5, align 4, !tbaa !10
  %31 = sext i32 %30 to i64
  %32 = getelementptr inbounds i32, ptr %29, i64 %31
  %33 = load i32, ptr %32, align 4, !tbaa !10
  br label %34

34:                                               ; preds = %27, %25
  %35 = phi i32 [ %26, %25 ], [ %33, %27 ]
  store i32 %35, ptr %4, align 4, !tbaa !10
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %40

36:                                               ; preds = %13
  %37 = load i8, ptr %3, align 1, !tbaa !9
  %38 = sext i8 %37 to i32
  %39 = call i32 @toupper(i32 noundef %38) #7
  store i32 %39, ptr %4, align 4, !tbaa !10
  br label %40

40:                                               ; preds = %36, %34
  %41 = load i32, ptr %4, align 4, !tbaa !10
  store i32 %41, ptr %6, align 4, !tbaa !10
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  %42 = load i32, ptr %6, align 4, !tbaa !10
  %43 = trunc i32 %42 to i8
  %44 = load ptr, ptr %2, align 8, !tbaa !5
  store i8 %43, ptr %44, align 1, !tbaa !9
  %45 = load ptr, ptr %2, align 8, !tbaa !5
  %46 = getelementptr inbounds i8, ptr %45, i32 1
  store ptr %46, ptr %2, align 8, !tbaa !5
  %47 = load i8, ptr %46, align 1, !tbaa !9
  store i8 %47, ptr %3, align 1, !tbaa !9
  br label %9, !llvm.loop !12

48:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #5
  ret void
}

; Function Attrs: convergent nocallback nofree nosync nounwind willreturn memory(none)
declare i1 @llvm.is.constant.i32(i32) #2

; Function Attrs: nounwind willreturn memory(none)
declare ptr @__ctype_toupper_loc() #3

; Function Attrs: inlinehint nounwind willreturn memory(read) uwtable
declare i32 @toupper(i32 noundef) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { convergent nocallback nofree nosync nounwind willreturn memory(none) }
attributes #3 = { nounwind willreturn memory(none) "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 = { inlinehint nounwind willreturn memory(read) 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 #5 = { nounwind }
attributes #6 = { nounwind willreturn memory(none) }
attributes #7 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!7, !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"int", !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"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 memory(readwrite, inaccessiblemem: read) uwtable
define dso_local void @strupcase(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %.01316 = load i8, ptr %0, align 1, !tbaa !5
  %.not17 = icmp eq i8 %.01316, 0
  br i1 %.not17, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %1, %.lr.ph
  %.01319 = phi i8 [ %.013, %.lr.ph ], [ %.01316, %1 ]
  %.018 = phi ptr [ %5, %.lr.ph ], [ %0, %1 ]
  %2 = sext i8 %.01319 to i32
  %3 = tail call i32 @toupper(i32 noundef %2) #2
  %4 = trunc i32 %3 to i8
  store i8 %4, ptr %.018, align 1, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %.018, i64 1
  %.013 = load i8, ptr %5, align 1, !tbaa !5
  %.not = icmp eq i8 %.013, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !8

._crit_edge:                                      ; preds = %.lr.ph, %1
  ret void
}

; Function Attrs: inlinehint mustprogress nofree nounwind willreturn memory(read) uwtable
declare i32 @toupper(i32 noundef) local_unnamed_addr #1

attributes #0 = { nofree nounwind memory(readwrite, inaccessiblemem: read) 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 = { inlinehint mustprogress nofree nounwind willreturn memory(read) 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 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalDCEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LowerConstantIntrinsicsPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass