; LLVM IR from suxiaojack/sapDecoder :: src (filter_impl)

; 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.kiss_fft_cpx = type { float, float }

@.str.2 = external hidden unnamed_addr constant [75 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [7 x i8], align 1
@__PRETTY_FUNCTION__._ZNK10FilterImpl20ComplexVectorProductERKSt6vectorI12kiss_fft_cpxSaIS1_EES5_PS3_ = external hidden unnamed_addr constant [128 x i8], align 1
@.str.20 = external hidden unnamed_addr constant [33 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: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK10FilterImpl20ComplexVectorProductERKSt6vectorI12kiss_fft_cpxSaIS1_EES5_PS3_(ptr noundef nonnull align 8 dereferenceable(216) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef %3) #3 align 2 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca float, align 4
  %11 = alloca float, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store ptr %3, ptr %8, align 8, !tbaa !5
  %12 = load ptr, ptr %5, align 8
  %13 = load ptr, ptr %8, align 8, !tbaa !5
  %14 = icmp ne ptr %13, null
  br i1 %14, label %15, label %16

15:                                               ; preds = %4
  br label %18

16:                                               ; preds = %4
  call void @__assert_fail(ptr noundef @.str.19, ptr noundef @.str.2, i32 noundef 207, ptr noundef @__PRETTY_FUNCTION__._ZNK10FilterImpl20ComplexVectorProductERKSt6vectorI12kiss_fft_cpxSaIS1_EES5_PS3_) #5
  unreachable

17:                                               ; No predecessors!
  br label %18

18:                                               ; preds = %17, %15
  %19 = load ptr, ptr %6, align 8, !tbaa !5
  %20 = call noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %19) #6
  %21 = load ptr, ptr %7, align 8, !tbaa !5
  %22 = call noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %21) #6
  %23 = icmp eq i64 %20, %22
  br i1 %23, label %24, label %25

24:                                               ; preds = %18
  br label %27

25:                                               ; preds = %18
  call void @__assert_fail(ptr noundef @.str.20, ptr noundef @.str.2, i32 noundef 208, ptr noundef @__PRETTY_FUNCTION__._ZNK10FilterImpl20ComplexVectorProductERKSt6vectorI12kiss_fft_cpxSaIS1_EES5_PS3_) #5
  unreachable

26:                                               ; No predecessors!
  br label %27

27:                                               ; preds = %26, %24
  %28 = load ptr, ptr %8, align 8, !tbaa !5
  %29 = load ptr, ptr %6, align 8, !tbaa !5
  %30 = call noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #6
  call void @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %28, i64 noundef %30)
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !9
  br label %31

31:                                               ; preds = %104, %27
  %32 = load i32, ptr %9, align 4, !tbaa !9
  %33 = sext i32 %32 to i64
  %34 = load ptr, ptr %8, align 8, !tbaa !5
  %35 = call noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %34) #6
  %36 = icmp ult i64 %33, %35
  br i1 %36, label %38, label %37

37:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %107

38:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  %39 = load ptr, ptr %6, align 8, !tbaa !5
  %40 = load i32, ptr %9, align 4, !tbaa !9
  %41 = sext i32 %40 to i64
  %42 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %39, i64 noundef %41) #6
  %43 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %42, i32 0, i32 0
  %44 = load float, ptr %43, align 4, !tbaa !11
  %45 = load ptr, ptr %7, align 8, !tbaa !5
  %46 = load i32, ptr %9, align 4, !tbaa !9
  %47 = sext i32 %46 to i64
  %48 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %45, i64 noundef %47) #6
  %49 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %48, i32 0, i32 0
  %50 = load float, ptr %49, align 4, !tbaa !11
  %51 = load ptr, ptr %6, align 8, !tbaa !5
  %52 = load i32, ptr %9, align 4, !tbaa !9
  %53 = sext i32 %52 to i64
  %54 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %51, i64 noundef %53) #6
  %55 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %54, i32 0, i32 1
  %56 = load float, ptr %55, align 4, !tbaa !14
  %57 = load ptr, ptr %7, align 8, !tbaa !5
  %58 = load i32, ptr %9, align 4, !tbaa !9
  %59 = sext i32 %58 to i64
  %60 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %57, i64 noundef %59) #6
  %61 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %60, i32 0, i32 1
  %62 = load float, ptr %61, align 4, !tbaa !14
  %63 = fmul float %56, %62
  %64 = fneg float %63
  %65 = call float @llvm.fmuladd.f32(float %44, float %50, float %64)
  store float %65, ptr %10, align 4, !tbaa !15
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  %66 = load ptr, ptr %6, align 8, !tbaa !5
  %67 = load i32, ptr %9, align 4, !tbaa !9
  %68 = sext i32 %67 to i64
  %69 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %66, i64 noundef %68) #6
  %70 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %69, i32 0, i32 0
  %71 = load float, ptr %70, align 4, !tbaa !11
  %72 = load ptr, ptr %7, align 8, !tbaa !5
  %73 = load i32, ptr %9, align 4, !tbaa !9
  %74 = sext i32 %73 to i64
  %75 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %72, i64 noundef %74) #6
  %76 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %75, i32 0, i32 1
  %77 = load float, ptr %76, align 4, !tbaa !14
  %78 = load ptr, ptr %6, align 8, !tbaa !5
  %79 = load i32, ptr %9, align 4, !tbaa !9
  %80 = sext i32 %79 to i64
  %81 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %78, i64 noundef %80) #6
  %82 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %81, i32 0, i32 1
  %83 = load float, ptr %82, align 4, !tbaa !14
  %84 = load ptr, ptr %7, align 8, !tbaa !5
  %85 = load i32, ptr %9, align 4, !tbaa !9
  %86 = sext i32 %85 to i64
  %87 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %84, i64 noundef %86) #6
  %88 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %87, i32 0, i32 0
  %89 = load float, ptr %88, align 4, !tbaa !11
  %90 = fmul float %83, %89
  %91 = call float @llvm.fmuladd.f32(float %71, float %77, float %90)
  store float %91, ptr %11, align 4, !tbaa !15
  %92 = load float, ptr %10, align 4, !tbaa !15
  %93 = load ptr, ptr %8, align 8, !tbaa !5
  %94 = load i32, ptr %9, align 4, !tbaa !9
  %95 = sext i32 %94 to i64
  %96 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %93, i64 noundef %95) #6
  %97 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %96, i32 0, i32 0
  store float %92, ptr %97, align 4, !tbaa !11
  %98 = load float, ptr %11, align 4, !tbaa !15
  %99 = load ptr, ptr %8, align 8, !tbaa !5
  %100 = load i32, ptr %9, align 4, !tbaa !9
  %101 = sext i32 %100 to i64
  %102 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %99, i64 noundef %101) #6
  %103 = getelementptr inbounds %struct.kiss_fft_cpx, ptr %102, i32 0, i32 1
  store float %98, ptr %103, align 4, !tbaa !14
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %104

104:                                              ; preds = %38
  %105 = load i32, ptr %9, align 4, !tbaa !9
  %106 = add nsw i32 %105, 1
  store i32 %106, ptr %9, align 4, !tbaa !9
  br label %31, !llvm.loop !16

107:                                              ; preds = %37
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { noreturn nounwind "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 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 #3 = { 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 #4 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #5 = { noreturn nounwind }
attributes #6 = { 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 = !{!"int", !7, i64 0}
!11 = !{!12, !13, i64 0}
!12 = !{!"_ZTS12kiss_fft_cpx", !13, i64 0, !13, i64 4}
!13 = !{!"float", !7, i64 0}
!14 = !{!12, !13, i64 4}
!15 = !{!13, !13, i64 0}
!16 = distinct !{!16, !17}
!17 = !{!"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"

@.str.2 = external hidden unnamed_addr constant [75 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [7 x i8], align 1
@__PRETTY_FUNCTION__._ZNK10FilterImpl20ComplexVectorProductERKSt6vectorI12kiss_fft_cpxSaIS1_EES5_PS3_ = external hidden unnamed_addr constant [128 x i8], align 1
@.str.20 = external hidden unnamed_addr constant [33 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK10FilterImpl20ComplexVectorProductERKSt6vectorI12kiss_fft_cpxSaIS1_EES5_PS3_(ptr nocapture noundef nonnull readnone align 8 dereferenceable(216) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef %3) local_unnamed_addr #2 align 2 {
  %.not = icmp eq ptr %3, null
  br i1 %.not, label %5, label %6

5:                                                ; preds = %4
  tail call void @__assert_fail(ptr noundef nonnull @.str.19, ptr noundef nonnull @.str.2, i32 noundef 207, ptr noundef nonnull @__PRETTY_FUNCTION__._ZNK10FilterImpl20ComplexVectorProductERKSt6vectorI12kiss_fft_cpxSaIS1_EES5_PS3_) #4
  unreachable

6:                                                ; preds = %4
  %7 = tail call noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %8 = tail call noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  %9 = icmp eq i64 %7, %8
  br i1 %9, label %11, label %10

10:                                               ; preds = %6
  tail call void @__assert_fail(ptr noundef nonnull @.str.20, ptr noundef nonnull @.str.2, i32 noundef 208, ptr noundef nonnull @__PRETTY_FUNCTION__._ZNK10FilterImpl20ComplexVectorProductERKSt6vectorI12kiss_fft_cpxSaIS1_EES5_PS3_) #4
  unreachable

11:                                               ; preds = %6
  %12 = tail call noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  tail call void @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %12)
  %13 = tail call noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %.not33 = icmp eq i64 %13, 0
  br i1 %.not33, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %11
  ret void

.lr.ph:                                           ; preds = %11, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %11 ]
  %14 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #5
  %15 = load float, ptr %14, align 4, !tbaa !5
  %16 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #5
  %17 = load float, ptr %16, align 4, !tbaa !5
  %18 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #5
  %19 = getelementptr inbounds i8, ptr %18, i64 4
  %20 = load float, ptr %19, align 4, !tbaa !10
  %21 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #5
  %22 = getelementptr inbounds i8, ptr %21, i64 4
  %23 = load float, ptr %22, align 4, !tbaa !10
  %24 = fneg float %20
  %25 = fmul float %23, %24
  %26 = tail call float @llvm.fmuladd.f32(float %15, float %17, float %25)
  %27 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #5
  %28 = load float, ptr %27, align 4, !tbaa !5
  %29 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #5
  %30 = getelementptr inbounds i8, ptr %29, i64 4
  %31 = load float, ptr %30, align 4, !tbaa !10
  %32 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #5
  %33 = getelementptr inbounds i8, ptr %32, i64 4
  %34 = load float, ptr %33, align 4, !tbaa !10
  %35 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #5
  %36 = load float, ptr %35, align 4, !tbaa !5
  %37 = fmul float %34, %36
  %38 = tail call float @llvm.fmuladd.f32(float %28, float %31, float %37)
  %39 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #5
  store float %26, ptr %39, align 4, !tbaa !5
  %40 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #5
  %41 = getelementptr inbounds i8, ptr %40, i64 4
  store float %38, ptr %41, align 4, !tbaa !10
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %42 = tail call noundef i64 @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %43 = icmp ugt i64 %42, %indvars.iv.next
  br i1 %43, label %.lr.ph, label %._crit_edge, !llvm.loop !11
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI12kiss_fft_cpxSaIS0_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt6vectorI12kiss_fft_cpxSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #3

attributes #0 = { noreturn nounwind "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 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 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #4 = { noreturn nounwind }
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, !7, i64 0}
!6 = !{!"_ZTS12kiss_fft_cpx", !7, i64 0, !7, i64 4}
!7 = !{!"float", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !7, i64 4}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass