; LLVM IR from Samson-Mano/EM_Propogation_simulation :: EM_Propogation_simulation/src/ImGui/imgui_widgets.ll (ZN5ImGui5ComboEPKcPiS1_i)

; 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: nounwind willreturn memory(read)
declare i64 @strlen(ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5ImGui5ComboEPKcPiPFbPviPS1_ES3_ii(ptr noundef, ptr noundef, ptr noundef, ptr noundef, i32 noundef, i32 noundef) #2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN5ImGui5ComboEPKcPiS1_i(ptr noundef %0, ptr noundef %1, ptr noundef %2, i32 noundef %3) #2 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca i8, align 1
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store i32 %3, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  store i32 0, ptr %9, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %12 = load ptr, ptr %7, align 8, !tbaa !5
  store ptr %12, ptr %10, align 8, !tbaa !5
  br label %13

13:                                               ; preds = %17, %4
  %14 = load ptr, ptr %10, align 8, !tbaa !5
  %15 = load i8, ptr %14, align 1, !tbaa !11
  %16 = icmp ne i8 %15, 0
  br i1 %16, label %17, label %25

17:                                               ; preds = %13
  %18 = load ptr, ptr %10, align 8, !tbaa !5
  %19 = call i64 @strlen(ptr noundef %18) #5
  %20 = add i64 %19, 1
  %21 = load ptr, ptr %10, align 8, !tbaa !5
  %22 = getelementptr inbounds i8, ptr %21, i64 %20
  store ptr %22, ptr %10, align 8, !tbaa !5
  %23 = load i32, ptr %9, align 4, !tbaa !9
  %24 = add nsw i32 %23, 1
  store i32 %24, ptr %9, align 4, !tbaa !9
  br label %13, !llvm.loop !12

25:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #4
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = load ptr, ptr %6, align 8, !tbaa !5
  %28 = load ptr, ptr %7, align 8, !tbaa !5
  %29 = load i32, ptr %9, align 4, !tbaa !9
  %30 = load i32, ptr %8, align 4, !tbaa !9
  %31 = call noundef zeroext i1 @_ZN5ImGui5ComboEPKcPiPFbPviPS1_ES3_ii(ptr noundef %26, ptr noundef %27, ptr noundef @_ZL24Items_SingleStringGetterPviPPKc, ptr noundef %28, i32 noundef %29, i32 noundef %30)
  %32 = zext i1 %31 to i8
  store i8 %32, ptr %11, align 1, !tbaa !14
  %33 = load i8, ptr %11, align 1, !tbaa !14, !range !16, !noundef !17
  %34 = trunc i8 %33 to i1
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  ret i1 %34
}

; Function Attrs: mustprogress nounwind uwtable
declare hidden noundef zeroext i1 @_ZL24Items_SingleStringGetterPviPPKc(ptr noundef, i32 noundef, ptr noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { mustprogress 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 #3 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = !{!15, !15, i64 0}
!15 = !{!"bool", !7, i64 0}
!16 = !{i8 0, i8 2}
!17 = !{}


; 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 nounwind willreturn memory(argmem: read)
declare i64 @strlen(ptr nocapture noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5ImGui5ComboEPKcPiPFbPviPS1_ES3_ii(ptr noundef, ptr noundef, ptr noundef, ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN5ImGui5ComboEPKcPiS1_i(ptr noundef %0, ptr noundef %1, ptr noundef %2, i32 noundef %3) local_unnamed_addr #1 {
  %5 = load i8, ptr %2, align 1, !tbaa !5
  %.not11 = icmp eq i8 %5, 0
  br i1 %.not11, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %4, %.lr.ph
  %.013 = phi i32 [ %9, %.lr.ph ], [ 0, %4 ]
  %.01012 = phi ptr [ %8, %.lr.ph ], [ %2, %4 ]
  %6 = tail call i64 @strlen(ptr noundef nonnull dereferenceable(1) %.01012) #3
  %7 = add i64 %6, 1
  %8 = getelementptr inbounds i8, ptr %.01012, i64 %7
  %9 = add nuw nsw i32 %.013, 1
  %10 = load i8, ptr %8, align 1, !tbaa !5
  %.not = icmp eq i8 %10, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !8

._crit_edge:                                      ; preds = %.lr.ph, %4
  %.0.lcssa = phi i32 [ 0, %4 ], [ %9, %.lr.ph ]
  %11 = tail call noundef zeroext i1 @_ZN5ImGui5ComboEPKcPiPFbPviPS1_ES3_ii(ptr noundef %0, ptr noundef %1, ptr noundef nonnull @_ZL24Items_SingleStringGetterPviPPKc, ptr noundef nonnull %2, i32 noundef %.0.lcssa, i32 noundef %3)
  ret i1 %11
}

; Function Attrs: mustprogress nounwind uwtable
declare hidden noundef zeroext i1 @_ZL24Items_SingleStringGetterPviPPKc(ptr noundef, i32 noundef, ptr noundef) #2

attributes #0 = { 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 #1 = { mustprogress 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 = { 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 #3 = { 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++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass