; LLVM IR from hadryansalles/Luz :: deps/imgui/imgui_widgets.ll (Z28ImParseFormatTrimDecorationsPKcPcm)

; 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 [1 x i8], align 1

; 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: mustprogress nounwind uwtable
declare dso_local noundef ptr @_Z22ImParseFormatFindStartPKc(ptr noundef) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_Z20ImParseFormatFindEndPKc(ptr noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef ptr @_Z28ImParseFormatTrimDecorationsPKcPcm(ptr noundef %0, ptr noundef %1, i64 noundef %2) #2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store i64 %2, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = call noundef ptr @_Z22ImParseFormatFindStartPKc(ptr noundef %11)
  store ptr %12, ptr %8, align 8, !tbaa !5
  %13 = load ptr, ptr %8, align 8, !tbaa !5
  %14 = getelementptr inbounds i8, ptr %13, i64 0
  %15 = load i8, ptr %14, align 1, !tbaa !11
  %16 = sext i8 %15 to i32
  %17 = icmp ne i32 %16, 37
  br i1 %17, label %18, label %19

18:                                               ; preds = %3
  store ptr @.str, ptr %4, align 8
  store i32 1, ptr %9, align 4
  br label %42

19:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %20 = load ptr, ptr %8, align 8, !tbaa !5
  %21 = call noundef ptr @_Z20ImParseFormatFindEndPKc(ptr noundef %20)
  store ptr %21, ptr %10, align 8, !tbaa !5
  %22 = load ptr, ptr %10, align 8, !tbaa !5
  %23 = getelementptr inbounds i8, ptr %22, i64 0
  %24 = load i8, ptr %23, align 1, !tbaa !11
  %25 = sext i8 %24 to i32
  %26 = icmp eq i32 %25, 0
  br i1 %26, label %27, label %29

27:                                               ; preds = %19
  %28 = load ptr, ptr %8, align 8, !tbaa !5
  store ptr %28, ptr %4, align 8
  store i32 1, ptr %9, align 4
  br label %41

29:                                               ; preds = %19
  %30 = load ptr, ptr %6, align 8, !tbaa !5
  %31 = load ptr, ptr %8, align 8, !tbaa !5
  %32 = load ptr, ptr %10, align 8, !tbaa !5
  %33 = load ptr, ptr %8, align 8, !tbaa !5
  %34 = ptrtoint ptr %32 to i64
  %35 = ptrtoint ptr %33 to i64
  %36 = sub i64 %34, %35
  %37 = add i64 %36, 1
  %38 = load i64, ptr %7, align 8, !tbaa !9
  %39 = call noundef i64 @_ZL5ImMinImET_S0_S0_(i64 noundef %37, i64 noundef %38)
  call void @_Z9ImStrncpyPcPKcm(ptr noundef %30, ptr noundef %31, i64 noundef %39)
  %40 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %40, ptr %4, align 8
  store i32 1, ptr %9, align 4
  br label %41

41:                                               ; preds = %29, %27
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %42

42:                                               ; preds = %41, %18
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  %43 = load ptr, ptr %4, align 8
  ret ptr %43
}

declare void @_Z9ImStrncpyPcPKcm(ptr noundef, ptr noundef, i64 noundef) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden noundef i64 @_ZL5ImMinImET_S0_S0_(i64 noundef, i64 noundef) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { "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 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 #5 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!7, !7, i64 0}


; 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 [1 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_Z22ImParseFormatFindStartPKc(ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_Z20ImParseFormatFindEndPKc(ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef ptr @_Z28ImParseFormatTrimDecorationsPKcPcm(ptr noundef %0, ptr noundef %1, i64 noundef %2) local_unnamed_addr #1 {
  %4 = tail call noundef ptr @_Z22ImParseFormatFindStartPKc(ptr noundef %0)
  %5 = load i8, ptr %4, align 1, !tbaa !5
  %.not = icmp eq i8 %5, 37
  br i1 %.not, label %6, label %15

6:                                                ; preds = %3
  %7 = tail call noundef ptr @_Z20ImParseFormatFindEndPKc(ptr noundef nonnull %4)
  %8 = load i8, ptr %7, align 1, !tbaa !5
  %9 = icmp eq i8 %8, 0
  br i1 %9, label %15, label %10

10:                                               ; preds = %6
  %11 = ptrtoint ptr %7 to i64
  %12 = ptrtoint ptr %4 to i64
  %reass.sub = sub i64 %11, %12
  %13 = add i64 %reass.sub, 1
  %14 = tail call noundef i64 @_ZL5ImMinImET_S0_S0_(i64 noundef %13, i64 noundef %2)
  tail call void @_Z9ImStrncpyPcPKcm(ptr noundef %1, ptr noundef nonnull %4, i64 noundef %14)
  br label %15

15:                                               ; preds = %10, %6, %3
  %.1 = phi ptr [ @.str, %3 ], [ %1, %10 ], [ %4, %6 ]
  ret ptr %.1
}

declare void @_Z9ImStrncpyPcPKcm(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden noundef i64 @_ZL5ImMinImET_S0_S0_(i64 noundef, i64 noundef) local_unnamed_addr #3

attributes #0 = { 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 #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 = { "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 = { inlinehint 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" }

!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"}


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