; LLVM IR from hadryansalles/Luz :: deps/optick (optick_miniz)

; 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"

%struct.anon = type { i32, ptr }

@_ZZ8mz_errorE13s_error_descs = external hidden global [10 x %struct.anon], align 16

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

6:                                                ; preds = %25, %1
  %7 = load i32, ptr %4, align 4, !tbaa !5
  %8 = zext i32 %7 to i64
  %9 = icmp ult i64 %8, 10
  br i1 %9, label %10, label %28

10:                                               ; preds = %6
  %11 = load i32, ptr %4, align 4, !tbaa !5
  %12 = zext i32 %11 to i64
  %13 = getelementptr inbounds [10 x %struct.anon], ptr @_ZZ8mz_errorE13s_error_descs, i64 0, i64 %12
  %14 = getelementptr inbounds %struct.anon, ptr %13, i32 0, i32 0
  %15 = load i32, ptr %14, align 16, !tbaa !9
  %16 = load i32, ptr %3, align 4, !tbaa !5
  %17 = icmp eq i32 %15, %16
  br i1 %17, label %18, label %24

18:                                               ; preds = %10
  %19 = load i32, ptr %4, align 4, !tbaa !5
  %20 = zext i32 %19 to i64
  %21 = getelementptr inbounds [10 x %struct.anon], ptr @_ZZ8mz_errorE13s_error_descs, i64 0, i64 %20
  %22 = getelementptr inbounds %struct.anon, ptr %21, i32 0, i32 1
  %23 = load ptr, ptr %22, align 8, !tbaa !12
  store ptr %23, ptr %2, align 8
  store i32 1, ptr %5, align 4
  br label %29

24:                                               ; preds = %10
  br label %25

25:                                               ; preds = %24
  %26 = load i32, ptr %4, align 4, !tbaa !5
  %27 = add i32 %26, 1
  store i32 %27, ptr %4, align 4, !tbaa !5
  br label %6, !llvm.loop !13

28:                                               ; preds = %6
  store ptr null, ptr %2, align 8
  store i32 1, ptr %5, align 4
  br label %29

29:                                               ; preds = %28, %18
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #2
  %30 = load ptr, ptr %2, align 8
  ret ptr %30
}

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 = { 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++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTSZ8mz_errorE3$_0", !6, i64 0, !11, i64 8}
!11 = !{!"any pointer", !7, i64 0}
!12 = !{!10, !11, i64 8}
!13 = distinct !{!13, !14}
!14 = !{!"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"

%struct.anon = type { i32, ptr }

@_ZZ8mz_errorE13s_error_descs = external hidden local_unnamed_addr global [10 x %struct.anon], align 16

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read, inaccessiblemem: none) uwtable
define dso_local ptr @mz_error(i32 noundef %0) local_unnamed_addr #0 {
  %2 = load i32, ptr @_ZZ8mz_errorE13s_error_descs, align 16, !tbaa !5
  %3 = icmp eq i32 %2, %0
  br i1 %3, label %31, label %4

4:                                                ; preds = %1
  %5 = load i32, ptr getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 16), align 16, !tbaa !5
  %6 = icmp eq i32 %5, %0
  br i1 %6, label %31, label %7

7:                                                ; preds = %4
  %8 = load i32, ptr getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 32), align 16, !tbaa !5
  %9 = icmp eq i32 %8, %0
  br i1 %9, label %31, label %10

10:                                               ; preds = %7
  %11 = load i32, ptr getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 48), align 16, !tbaa !5
  %12 = icmp eq i32 %11, %0
  br i1 %12, label %31, label %13

13:                                               ; preds = %10
  %14 = load i32, ptr getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 64), align 16, !tbaa !5
  %15 = icmp eq i32 %14, %0
  br i1 %15, label %31, label %16

16:                                               ; preds = %13
  %17 = load i32, ptr getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 80), align 16, !tbaa !5
  %18 = icmp eq i32 %17, %0
  br i1 %18, label %31, label %19

19:                                               ; preds = %16
  %20 = load i32, ptr getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 96), align 16, !tbaa !5
  %21 = icmp eq i32 %20, %0
  br i1 %21, label %31, label %22

22:                                               ; preds = %19
  %23 = load i32, ptr getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 112), align 16, !tbaa !5
  %24 = icmp eq i32 %23, %0
  br i1 %24, label %31, label %25

25:                                               ; preds = %22
  %26 = load i32, ptr getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 128), align 16, !tbaa !5
  %27 = icmp eq i32 %26, %0
  br i1 %27, label %31, label %28

28:                                               ; preds = %25
  %29 = load i32, ptr getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 144), align 16, !tbaa !5
  %30 = icmp eq i32 %29, %0
  br i1 %30, label %31, label %.loopexit

31:                                               ; preds = %28, %25, %22, %19, %16, %13, %10, %7, %4, %1
  %.lcssa = phi ptr [ @_ZZ8mz_errorE13s_error_descs, %1 ], [ getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 16), %4 ], [ getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 32), %7 ], [ getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 48), %10 ], [ getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 64), %13 ], [ getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 80), %16 ], [ getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 96), %19 ], [ getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 112), %22 ], [ getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 128), %25 ], [ getelementptr inbounds (i8, ptr @_ZZ8mz_errorE13s_error_descs, i64 144), %28 ]
  %32 = getelementptr inbounds i8, ptr %.lcssa, i64 8
  %33 = load ptr, ptr %32, align 8, !tbaa !11
  br label %.loopexit

.loopexit:                                        ; preds = %28, %31
  %.05 = phi ptr [ %33, %31 ], [ null, %28 ]
  ret ptr %.05
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(read, inaccessiblemem: none) 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, !7, i64 0}
!6 = !{!"_ZTSZ8mz_errorE3$_0", !7, i64 0, !10, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !10, i64 8}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass