; LLVM IR from clibs/clib :: deps/gumbo-parser (error)

; 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.GumboInternalParser = type { ptr, ptr, ptr, ptr }
%struct.GumboInternalOutput = type { ptr, ptr, %struct.GumboVector }
%struct.GumboVector = type { ptr, i32, i32 }

; 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
declare dso_local void @gumbo_error_destroy(ptr noundef, ptr noundef) #1

declare void @gumbo_vector_destroy(ptr noundef, ptr noundef) #2

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

4:                                                ; preds = %26, %1
  %5 = load i32, ptr %3, align 4, !tbaa !9
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.GumboInternalParser, ptr %6, i32 0, i32 1
  %8 = load ptr, ptr %7, align 8, !tbaa !11
  %9 = getelementptr inbounds %struct.GumboInternalOutput, ptr %8, i32 0, i32 2
  %10 = getelementptr inbounds %struct.GumboVector, ptr %9, i32 0, i32 1
  %11 = load i32, ptr %10, align 8, !tbaa !13
  %12 = icmp ult i32 %5, %11
  br i1 %12, label %14, label %13

13:                                               ; preds = %4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  br label %29

14:                                               ; preds = %4
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.GumboInternalParser, ptr %16, i32 0, i32 1
  %18 = load ptr, ptr %17, align 8, !tbaa !11
  %19 = getelementptr inbounds %struct.GumboInternalOutput, ptr %18, i32 0, i32 2
  %20 = getelementptr inbounds %struct.GumboVector, ptr %19, i32 0, i32 0
  %21 = load ptr, ptr %20, align 8, !tbaa !16
  %22 = load i32, ptr %3, align 4, !tbaa !9
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds ptr, ptr %21, i64 %23
  %25 = load ptr, ptr %24, align 8, !tbaa !5
  call void @gumbo_error_destroy(ptr noundef %15, ptr noundef %25)
  br label %26

26:                                               ; preds = %14
  %27 = load i32, ptr %3, align 4, !tbaa !9
  %28 = add nsw i32 %27, 1
  store i32 %28, ptr %3, align 4, !tbaa !9
  br label %4, !llvm.loop !17

29:                                               ; preds = %13
  %30 = load ptr, ptr %2, align 8, !tbaa !5
  %31 = load ptr, ptr %2, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.GumboInternalParser, ptr %31, i32 0, i32 1
  %33 = load ptr, ptr %32, align 8, !tbaa !11
  %34 = getelementptr inbounds %struct.GumboInternalOutput, ptr %33, i32 0, i32 2
  call void @gumbo_vector_destroy(ptr noundef %30, ptr noundef %34)
  ret void
}

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 = { "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 }

!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 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 8}
!12 = !{!"GumboInternalParser", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!13 = !{!14, !10, i64 24}
!14 = !{!"GumboInternalOutput", !6, i64 0, !6, i64 8, !15, i64 16}
!15 = !{!"", !6, i64 0, !10, i64 8, !10, i64 12}
!16 = !{!14, !6, i64 16}
!17 = distinct !{!17, !18}
!18 = !{!"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: nounwind uwtable
declare dso_local void @gumbo_error_destroy(ptr noundef, ptr noundef) local_unnamed_addr #0

declare void @gumbo_vector_destroy(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @gumbo_destroy_errors(ptr noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 8
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %3, i64 16
  %5 = getelementptr inbounds i8, ptr %3, i64 24
  %6 = load i32, ptr %5, align 8, !tbaa !10
  %.not = icmp eq i32 %6, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %1
  %.lcssa = phi ptr [ %4, %1 ], [ %12, %.lr.ph ]
  tail call void @gumbo_vector_destroy(ptr noundef nonnull %0, ptr noundef nonnull %.lcssa) #2
  ret void

.lr.ph:                                           ; preds = %1, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %1 ]
  %7 = phi ptr [ %12, %.lr.ph ], [ %4, %1 ]
  %8 = load ptr, ptr %7, align 8, !tbaa !14
  %9 = getelementptr inbounds ptr, ptr %8, i64 %indvars.iv
  %10 = load ptr, ptr %9, align 8, !tbaa !15
  tail call void @gumbo_error_destroy(ptr noundef nonnull %0, ptr noundef %10)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds i8, ptr %11, i64 16
  %13 = getelementptr inbounds i8, ptr %11, i64 24
  %14 = load i32, ptr %13, align 8, !tbaa !10
  %15 = zext i32 %14 to i64
  %16 = icmp ult i64 %indvars.iv.next, %15
  br i1 %16, label %.lr.ph, label %._crit_edge, !llvm.loop !16
}

attributes #0 = { 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 = { "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, !7, i64 8}
!6 = !{!"GumboInternalParser", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!11, !13, i64 24}
!11 = !{!"GumboInternalOutput", !7, i64 0, !7, i64 8, !12, i64 16}
!12 = !{!"", !7, i64 0, !13, i64 8, !13, i64 12}
!13 = !{!"int", !8, i64 0}
!14 = !{!11, !7, i64 16}
!15 = !{!7, !7, i64 0}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}


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