; LLVM IR from modlfo/AudioEngine :: AudioEngine/JuceLibraryCode/juce_audio_basics.ll (ZNK4juce7MPEZone14isUsingChannelEi)

; 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.juce::MPEZone" = type { i32, i32, i32, i32 }

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZNK4juce7MPEZone14isUsingChannelEi(ptr noundef nonnull align 4 dereferenceable(16) %0, i32 noundef %1) #0 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !9
  %5 = load ptr, ptr %3, align 8
  br label %6

6:                                                ; preds = %2
  br label %7

7:                                                ; preds = %6
  br label %8

8:                                                ; preds = %7
  %9 = load i32, ptr %4, align 4, !tbaa !9
  %10 = getelementptr inbounds %"struct.juce::MPEZone", ptr %5, i32 0, i32 0
  %11 = load i32, ptr %10, align 4, !tbaa !11
  %12 = icmp sge i32 %9, %11
  br i1 %12, label %13, label %21

13:                                               ; preds = %8
  %14 = load i32, ptr %4, align 4, !tbaa !9
  %15 = getelementptr inbounds %"struct.juce::MPEZone", ptr %5, i32 0, i32 0
  %16 = load i32, ptr %15, align 4, !tbaa !11
  %17 = getelementptr inbounds %"struct.juce::MPEZone", ptr %5, i32 0, i32 1
  %18 = load i32, ptr %17, align 4, !tbaa !13
  %19 = add nsw i32 %16, %18
  %20 = icmp sle i32 %14, %19
  br label %21

21:                                               ; preds = %13, %8
  %22 = phi i1 [ false, %8 ], [ %20, %13 ]
  ret i1 %22
}

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" }

!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 = !{!12, !10, i64 0}
!12 = !{!"_ZTSN4juce7MPEZoneE", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12}
!13 = !{!12, !10, i64 4}


; 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 norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local noundef zeroext i1 @_ZNK4juce7MPEZone14isUsingChannelEi(ptr nocapture noundef nonnull readonly align 4 dereferenceable(16) %0, i32 noundef %1) local_unnamed_addr #0 align 2 {
  %3 = load i32, ptr %0, align 4, !tbaa !5
  %.not = icmp sle i32 %3, %1
  %4 = getelementptr inbounds i8, ptr %0, i64 4
  %5 = load i32, ptr %4, align 4
  %6 = add nsw i32 %5, %3
  %7 = icmp sge i32 %6, %1
  %8 = select i1 %.not, i1 %7, i1 false
  ret i1 %8
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: 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" }

!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 = !{!"_ZTSN4juce7MPEZoneE", !7, i64 0, !7, i64 4, !7, i64 8, !7, i64 12}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}


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