; LLVM IR from venumb/ZSPACE :: cpp/depends/lodePNG/lodepng_unittest.ll (Z12testPNGCodecv)

; 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: 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 void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef, i32 noundef, i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z17testOtherPattern1v() #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z17testOtherPattern2v() #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9testColoriiii(i32 noundef, i32 noundef, i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z8testSizejj(i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12testPNGCodecv() #1 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 1, i32 noundef 1, i32 noundef 6, i32 noundef 8)
  call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 2, i32 noundef 2, i32 noundef 6, i32 noundef 8)
  call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 1, i32 noundef 1, i32 noundef 0, i32 noundef 1)
  call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 7, i32 noundef 7, i32 noundef 0, i32 noundef 1)
  call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 127, i32 noundef 127, i32 noundef 6, i32 noundef 8)
  call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 127, i32 noundef 127, i32 noundef 0, i32 noundef 1)
  call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 320, i32 noundef 320, i32 noundef 6, i32 noundef 8)
  call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 1, i32 noundef 10000, i32 noundef 6, i32 noundef 8)
  call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 10000, i32 noundef 1, i32 noundef 6, i32 noundef 8)
  call void @_Z17testOtherPattern1v()
  call void @_Z17testOtherPattern2v()
  call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 255, i32 noundef 255, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 0, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 1, i32 noundef 2, i32 noundef 3, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 0, i32 noundef 0, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 255, i32 noundef 0, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 255, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 0, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 1, i32 noundef 1, i32 noundef 1, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 1, i32 noundef 1, i32 noundef 1, i32 noundef 1)
  call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 0, i32 noundef 128)
  call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 0, i32 noundef 0, i32 noundef 128)
  call void @_Z9testColoriiii(i32 noundef 127, i32 noundef 127, i32 noundef 127, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 128, i32 noundef 128, i32 noundef 128, i32 noundef 255)
  call void @_Z9testColoriiii(i32 noundef 127, i32 noundef 127, i32 noundef 127, i32 noundef 128)
  call void @_Z9testColoriiii(i32 noundef 128, i32 noundef 128, i32 noundef 128, i32 noundef 128)
  call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 0, i32 noundef 0)
  call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 0, i32 noundef 0, i32 noundef 0)
  call void @_Z9testColoriiii(i32 noundef 1, i32 noundef 2, i32 noundef 3, i32 noundef 0)
  call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 255, i32 noundef 255, i32 noundef 0)
  call void @_Z9testColoriiii(i32 noundef 254, i32 noundef 254, i32 noundef 254, i32 noundef 0)
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #2
  store i32 1, ptr %1, align 4, !tbaa !5
  br label %4

4:                                                ; preds = %20, %0
  %5 = load i32, ptr %1, align 4, !tbaa !5
  %6 = icmp ult i32 %5, 12
  br i1 %6, label %8, label %7

7:                                                ; preds = %4
  store i32 2, ptr %2, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #2
  br label %23

8:                                                ; preds = %4
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #2
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %9

9:                                                ; preds = %16, %8
  %10 = load i32, ptr %3, align 4, !tbaa !5
  %11 = icmp ult i32 %10, 12
  br i1 %11, label %13, label %12

12:                                               ; preds = %9
  store i32 5, ptr %2, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #2
  br label %19

13:                                               ; preds = %9
  %14 = load i32, ptr %3, align 4, !tbaa !5
  %15 = load i32, ptr %1, align 4, !tbaa !5
  call void @_Z8testSizejj(i32 noundef %14, i32 noundef %15)
  br label %16

16:                                               ; preds = %13
  %17 = load i32, ptr %3, align 4, !tbaa !5
  %18 = add i32 %17, 1
  store i32 %18, ptr %3, align 4, !tbaa !5
  br label %9, !llvm.loop !9

19:                                               ; preds = %12
  br label %20

20:                                               ; preds = %19
  %21 = load i32, ptr %1, align 4, !tbaa !5
  %22 = add i32 %21, 1
  store i32 %22, ptr %1, align 4, !tbaa !5
  br label %4, !llvm.loop !11

23:                                               ; preds = %7
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; 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 uwtable
declare dso_local void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef, i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z17testOtherPattern1v() local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z17testOtherPattern2v() local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9testColoriiii(i32 noundef, i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z8testSizejj(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12testPNGCodecv() local_unnamed_addr #0 {
  tail call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 1, i32 noundef 1, i32 noundef 6, i32 noundef 8)
  tail call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 2, i32 noundef 2, i32 noundef 6, i32 noundef 8)
  tail call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 1, i32 noundef 1, i32 noundef 0, i32 noundef 1)
  tail call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 7, i32 noundef 7, i32 noundef 0, i32 noundef 1)
  tail call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 127, i32 noundef 127, i32 noundef 6, i32 noundef 8)
  tail call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 127, i32 noundef 127, i32 noundef 0, i32 noundef 1)
  tail call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 320, i32 noundef 320, i32 noundef 6, i32 noundef 8)
  tail call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 1, i32 noundef 10000, i32 noundef 6, i32 noundef 8)
  tail call void @_Z9codecTestjj16LodePNGColorTypej(i32 noundef 10000, i32 noundef 1, i32 noundef 6, i32 noundef 8)
  tail call void @_Z17testOtherPattern1v()
  tail call void @_Z17testOtherPattern2v()
  tail call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 255, i32 noundef 255, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 0, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 1, i32 noundef 2, i32 noundef 3, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 0, i32 noundef 0, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 255, i32 noundef 0, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 255, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 0, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 1, i32 noundef 1, i32 noundef 1, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 1, i32 noundef 1, i32 noundef 1, i32 noundef 1)
  tail call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 0, i32 noundef 128)
  tail call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 0, i32 noundef 0, i32 noundef 128)
  tail call void @_Z9testColoriiii(i32 noundef 127, i32 noundef 127, i32 noundef 127, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 128, i32 noundef 128, i32 noundef 128, i32 noundef 255)
  tail call void @_Z9testColoriiii(i32 noundef 127, i32 noundef 127, i32 noundef 127, i32 noundef 128)
  tail call void @_Z9testColoriiii(i32 noundef 128, i32 noundef 128, i32 noundef 128, i32 noundef 128)
  tail call void @_Z9testColoriiii(i32 noundef 0, i32 noundef 0, i32 noundef 0, i32 noundef 0)
  tail call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 0, i32 noundef 0, i32 noundef 0)
  tail call void @_Z9testColoriiii(i32 noundef 1, i32 noundef 2, i32 noundef 3, i32 noundef 0)
  tail call void @_Z9testColoriiii(i32 noundef 255, i32 noundef 255, i32 noundef 255, i32 noundef 0)
  tail call void @_Z9testColoriiii(i32 noundef 254, i32 noundef 254, i32 noundef 254, i32 noundef 0)
  br label %.preheader

.preheader:                                       ; preds = %0, %.preheader
  %.068 = phi i32 [ 1, %0 ], [ %1, %.preheader ]
  tail call void @_Z8testSizejj(i32 noundef 1, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 2, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 3, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 4, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 5, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 6, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 7, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 8, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 9, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 10, i32 noundef %.068)
  tail call void @_Z8testSizejj(i32 noundef 11, i32 noundef %.068)
  %1 = add nuw nsw i32 %.068, 1
  %exitcond.not = icmp eq i32 %1, 12
  br i1 %exitcond.not, label %2, label %.preheader, !llvm.loop !5

2:                                                ; preds = %.preheader
  ret void
}

attributes #0 = { 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" }

!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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,LoopSimplifyPass,SROAPass,SimplifyCFGPass,TailCallElimPass