; LLVM IR from sp-nitech/SPTK :: src/conversion (cepstrum_to_negative_derivative_of_phase_spectrum)

; 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"

%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum" = type <{ ptr, i32, [4 x i8], %"class.sptk::RealValuedFastFourierTransform", i8, [7 x i8] }>
%"class.sptk::RealValuedFastFourierTransform" = type { ptr, i32, i32, i32, %"class.sptk::FastFourierTransform", i8, %"class.std::vector" }
%"class.sptk::FastFourierTransform" = type { ptr, i32, i32, i32, i8, %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer" = type { ptr, %"class.std::vector", %"class.std::vector", %"class.sptk::RealValuedFastFourierTransform::Buffer" }
%"class.sptk::RealValuedFastFourierTransform::Buffer" = type { ptr, %"class.std::vector", %"class.std::vector" }

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK4sptk43CepstrumToNegativeDerivativeOfPhaseSpectrum3RunERKSt6vectorIdSaIdEEPS3_PNS0_6BufferE(ptr noundef nonnull align 8 dereferenceable(121) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef %2, ptr noundef %3) #0 align 2 {
  %5 = alloca i1, align 1
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca double, align 8
  %22 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %23 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %24 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %25 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %26 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %27 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %28 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %29 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %30 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store ptr %2, ptr %8, align 8, !tbaa !5
  store ptr %3, ptr %9, align 8, !tbaa !5
  %31 = load ptr, ptr %6, align 8
  %32 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum", ptr %31, i32 0, i32 4
  %33 = load i8, ptr %32, align 8, !tbaa !9, !range !19, !noundef !20
  %34 = trunc i8 %33 to i1
  br i1 %34, label %35, label %49

35:                                               ; preds = %4
  %36 = load ptr, ptr %7, align 8, !tbaa !5
  %37 = call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %36) #5
  %38 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum", ptr %31, i32 0, i32 1
  %39 = load i32, ptr %38, align 8, !tbaa !21
  %40 = add nsw i32 %39, 1
  %41 = sext i32 %40 to i64
  %42 = icmp ne i64 %37, %41
  br i1 %42, label %49, label %43

43:                                               ; preds = %35
  %44 = load ptr, ptr %8, align 8, !tbaa !5
  %45 = icmp eq ptr null, %44
  br i1 %45, label %49, label %46

46:                                               ; preds = %43
  %47 = load ptr, ptr %9, align 8, !tbaa !5
  %48 = icmp eq ptr null, %47
  br i1 %48, label %49, label %50

49:                                               ; preds = %46, %43, %35, %4
  store i1 false, ptr %5, align 1
  br label %180

50:                                               ; preds = %46
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %51 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum", ptr %31, i32 0, i32 3
  %52 = call noundef i32 @_ZNK4sptk30RealValuedFastFourierTransform12GetFftLengthEv(ptr noundef nonnull align 8 dereferenceable(104) %51)
  store i32 %52, ptr %10, align 4, !tbaa !22
  %53 = load ptr, ptr %9, align 8, !tbaa !5
  %54 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %53, i32 0, i32 1
  %55 = call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %54) #5
  %56 = load i32, ptr %10, align 4, !tbaa !22
  %57 = sext i32 %56 to i64
  %58 = icmp ne i64 %55, %57
  br i1 %58, label %59, label %64

59:                                               ; preds = %50
  %60 = load ptr, ptr %9, align 8, !tbaa !5
  %61 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %60, i32 0, i32 1
  %62 = load i32, ptr %10, align 4, !tbaa !22
  %63 = sext i32 %62 to i64
  call void @_ZNSt6vectorIdSaIdEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %61, i64 noundef %63)
  br label %64

64:                                               ; preds = %59, %50
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %65 = load ptr, ptr %7, align 8, !tbaa !5
  %66 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %65, i64 noundef 0) #5
  store ptr %66, ptr %11, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %67 = load ptr, ptr %9, align 8, !tbaa !5
  %68 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %67, i32 0, i32 1
  %69 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %68, i64 noundef 0) #5
  store ptr %69, ptr %12, align 8, !tbaa !5
  %70 = load ptr, ptr %12, align 8, !tbaa !5
  %71 = getelementptr inbounds double, ptr %70, i64 0
  store double 0.000000e+00, ptr %71, align 8, !tbaa !23
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #5
  store i32 1, ptr %13, align 4, !tbaa !22
  br label %72

72:                                               ; preds = %92, %64
  %73 = load i32, ptr %13, align 4, !tbaa !22
  %74 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum", ptr %31, i32 0, i32 1
  %75 = load i32, ptr %74, align 8, !tbaa !21
  %76 = icmp sle i32 %73, %75
  br i1 %76, label %78, label %77

77:                                               ; preds = %72
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  br label %95

78:                                               ; preds = %72
  %79 = load i32, ptr %13, align 4, !tbaa !22
  %80 = sitofp i32 %79 to double
  %81 = fmul double 5.000000e-01, %80
  %82 = load ptr, ptr %11, align 8, !tbaa !5
  %83 = load i32, ptr %13, align 4, !tbaa !22
  %84 = sext i32 %83 to i64
  %85 = getelementptr inbounds double, ptr %82, i64 %84
  %86 = load double, ptr %85, align 8, !tbaa !23
  %87 = fmul double %81, %86
  %88 = load ptr, ptr %12, align 8, !tbaa !5
  %89 = load i32, ptr %13, align 4, !tbaa !22
  %90 = sext i32 %89 to i64
  %91 = getelementptr inbounds double, ptr %88, i64 %90
  store double %87, ptr %91, align 8, !tbaa !23
  br label %92

92:                                               ; preds = %78
  %93 = load i32, ptr %13, align 4, !tbaa !22
  %94 = add nsw i32 %93, 1
  store i32 %94, ptr %13, align 4, !tbaa !22
  br label %72, !llvm.loop !25

95:                                               ; preds = %77
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #5
  %96 = load i32, ptr %10, align 4, !tbaa !22
  %97 = sdiv i32 %96, 2
  store i32 %97, ptr %14, align 4, !tbaa !22
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  %98 = load ptr, ptr %9, align 8, !tbaa !5
  %99 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %98, i32 0, i32 1
  %100 = call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %99) #5
  %101 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %100, ptr %101, align 8
  %102 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum", ptr %31, i32 0, i32 1
  %103 = load i32, ptr %102, align 8, !tbaa !21
  %104 = sext i32 %103 to i64
  %105 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %17, i64 noundef %104) #5
  %106 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %105, ptr %106, align 8
  %107 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %16, i64 noundef 1) #5
  %108 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %107, ptr %108, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #5
  %109 = load ptr, ptr %9, align 8, !tbaa !5
  %110 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %109, i32 0, i32 1
  %111 = call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %110) #5
  %112 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %111, ptr %112, align 8
  %113 = load i32, ptr %14, align 4, !tbaa !22
  %114 = sext i32 %113 to i64
  %115 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %20, i64 noundef %114) #5
  %116 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %115, ptr %116, align 8
  %117 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %19, i64 noundef 1) #5
  %118 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %117, ptr %118, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #5
  store double 0.000000e+00, ptr %21, align 8, !tbaa !23
  %119 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  %120 = load ptr, ptr %119, align 8
  %121 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  %122 = load ptr, ptr %121, align 8
  call void @_ZSt4fillIN9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEEdEvT_S7_RKT0_(ptr %120, ptr %122, ptr noundef nonnull align 8 dereferenceable(8) %21)
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #5
  %123 = load ptr, ptr %9, align 8, !tbaa !5
  %124 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %123, i32 0, i32 1
  %125 = call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %124) #5
  %126 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %23, i32 0, i32 0
  store ptr %125, ptr %126, align 8
  %127 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %23, i64 noundef 1) #5
  %128 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %22, i32 0, i32 0
  store ptr %127, ptr %128, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #5
  %129 = load ptr, ptr %9, align 8, !tbaa !5
  %130 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %129, i32 0, i32 1
  %131 = call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %130) #5
  %132 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %26, i32 0, i32 0
  store ptr %131, ptr %132, align 8
  %133 = load i32, ptr %14, align 4, !tbaa !22
  %134 = sext i32 %133 to i64
  %135 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %26, i64 noundef %134) #5
  %136 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %25, i32 0, i32 0
  store ptr %135, ptr %136, align 8
  %137 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %25, i64 noundef 1) #5
  %138 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %24, i32 0, i32 0
  store ptr %137, ptr %138, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %28) #5
  %139 = load ptr, ptr %9, align 8, !tbaa !5
  %140 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %139, i32 0, i32 1
  %141 = call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %140) #5
  %142 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %28, i32 0, i32 0
  store ptr %141, ptr %142, align 8
  %143 = load i32, ptr %14, align 4, !tbaa !22
  %144 = sext i32 %143 to i64
  %145 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %28, i64 noundef %144) #5
  %146 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %27, i32 0, i32 0
  store ptr %145, ptr %146, align 8
  %147 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %22, i32 0, i32 0
  %148 = load ptr, ptr %147, align 8
  %149 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %24, i32 0, i32 0
  %150 = load ptr, ptr %149, align 8
  %151 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %27, i32 0, i32 0
  %152 = load ptr, ptr %151, align 8
  %153 = call ptr @_ZSt12reverse_copyIN9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEES6_ET0_T_S8_S7_(ptr %148, ptr %150, ptr %152)
  %154 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %29, i32 0, i32 0
  store ptr %153, ptr %154, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %28) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #5
  %155 = load i32, ptr %14, align 4, !tbaa !22
  %156 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum", ptr %31, i32 0, i32 1
  %157 = load i32, ptr %156, align 8, !tbaa !21
  %158 = icmp eq i32 %155, %157
  br i1 %158, label %159, label %167

159:                                              ; preds = %95
  %160 = load ptr, ptr %12, align 8, !tbaa !5
  %161 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum", ptr %31, i32 0, i32 1
  %162 = load i32, ptr %161, align 8, !tbaa !21
  %163 = sext i32 %162 to i64
  %164 = getelementptr inbounds double, ptr %160, i64 %163
  %165 = load double, ptr %164, align 8, !tbaa !23
  %166 = fmul double %165, 2.000000e+00
  store double %166, ptr %164, align 8, !tbaa !23
  br label %167

167:                                              ; preds = %159, %95
  %168 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum", ptr %31, i32 0, i32 3
  %169 = load ptr, ptr %9, align 8, !tbaa !5
  %170 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %169, i32 0, i32 1
  %171 = load ptr, ptr %8, align 8, !tbaa !5
  %172 = load ptr, ptr %9, align 8, !tbaa !5
  %173 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %172, i32 0, i32 2
  %174 = load ptr, ptr %9, align 8, !tbaa !5
  %175 = getelementptr inbounds %"class.sptk::CepstrumToNegativeDerivativeOfPhaseSpectrum::Buffer", ptr %174, i32 0, i32 3
  %176 = call noundef zeroext i1 @_ZNK4sptk30RealValuedFastFourierTransform3RunERKSt6vectorIdSaIdEEPS3_S6_PNS0_6BufferE(ptr noundef nonnull align 8 dereferenceable(104) %168, ptr noundef nonnull align 8 dereferenceable(24) %170, ptr noundef %171, ptr noundef %173, ptr noundef %175)
  br i1 %176, label %178, label %177

177:                                              ; preds = %167
  store i1 false, ptr %5, align 1
  store i32 1, ptr %30, align 4
  br label %179

178:                                              ; preds = %167
  store i1 true, ptr %5, align 1
  store i32 1, ptr %30, align 4
  br label %179

179:                                              ; preds = %178, %177
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %180

180:                                              ; preds = %179, %49
  %181 = load i1, ptr %5, align 1
  ret i1 %181
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK4sptk30RealValuedFastFourierTransform12GetFftLengthEv(ptr noundef nonnull align 8 dereferenceable(104)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIN9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEEdEvT_S7_RKT0_(ptr, ptr, ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZSt12reverse_copyIN9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEES6_ET0_T_S8_S7_(ptr, ptr, ptr) #1

declare noundef zeroext i1 @_ZNK4sptk30RealValuedFastFourierTransform3RunERKSt6vectorIdSaIdEEPS3_S6_PNS0_6BufferE(ptr noundef nonnull align 8 dereferenceable(104), ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef, ptr noundef) #4

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" }
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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint 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 = { "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 #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, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !14, i64 120}
!10 = !{!"_ZTSN4sptk43CepstrumToNegativeDerivativeOfPhaseSpectrumE", !11, i64 8, !12, i64 16, !14, i64 120}
!11 = !{!"int", !7, i64 0}
!12 = !{!"_ZTSN4sptk30RealValuedFastFourierTransformE", !11, i64 8, !11, i64 12, !11, i64 16, !13, i64 24, !14, i64 72, !15, i64 80}
!13 = !{!"_ZTSN4sptk20FastFourierTransformE", !11, i64 8, !11, i64 12, !11, i64 16, !14, i64 20, !15, i64 24}
!14 = !{!"bool", !7, i64 0}
!15 = !{!"_ZTSSt6vectorIdSaIdEE", !16, i64 0}
!16 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !18, i64 0}
!18 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!19 = !{i8 0, i8 2}
!20 = !{}
!21 = !{!10, !11, i64 8}
!22 = !{!11, !11, i64 0}
!23 = !{!24, !24, i64 0}
!24 = !{!"double", !7, i64 0}
!25 = distinct !{!25, !26}
!26 = !{!"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"

%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK4sptk43CepstrumToNegativeDerivativeOfPhaseSpectrum3RunERKSt6vectorIdSaIdEEPS3_PNS0_6BufferE(ptr noundef nonnull align 8 dereferenceable(121) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef %2, ptr noundef %3) local_unnamed_addr #0 align 2 {
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca double, align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = getelementptr inbounds i8, ptr %0, i64 120
  %15 = load i8, ptr %14, align 8, !tbaa !5, !range !18, !noundef !19
  %16 = trunc nuw i8 %15 to i1
  br i1 %16, label %17, label %105

17:                                               ; preds = %4
  %18 = tail call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %19 = getelementptr inbounds i8, ptr %0, i64 8
  %20 = load i32, ptr %19, align 8, !tbaa !20
  %21 = add nsw i32 %20, 1
  %22 = sext i32 %21 to i64
  %23 = icmp ne i64 %18, %22
  %24 = icmp eq ptr %2, null
  %or.cond = or i1 %24, %23
  %25 = icmp eq ptr %3, null
  %or.cond3 = or i1 %25, %or.cond
  br i1 %or.cond3, label %105, label %26

26:                                               ; preds = %17
  %27 = getelementptr inbounds i8, ptr %0, i64 16
  %28 = tail call noundef i32 @_ZNK4sptk30RealValuedFastFourierTransform12GetFftLengthEv(ptr noundef nonnull align 8 dereferenceable(104) %27)
  %29 = getelementptr inbounds i8, ptr %3, i64 8
  %30 = tail call noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #5
  %31 = sext i32 %28 to i64
  %.not = icmp eq i64 %30, %31
  br i1 %.not, label %33, label %32

32:                                               ; preds = %26
  tail call void @_ZNSt6vectorIdSaIdEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %29, i64 noundef %31)
  br label %33

33:                                               ; preds = %32, %26
  %34 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 0) #5
  %35 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %29, i64 noundef 0) #5
  store double 0.000000e+00, ptr %35, align 8, !tbaa !21
  %36 = load i32, ptr %19, align 8, !tbaa !20
  %.not4647 = icmp slt i32 %36, 1
  br i1 %.not4647, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %33
  %37 = ptrtoint ptr %35 to i64
  %38 = ptrtoint ptr %34 to i64
  %39 = add nuw i32 %36, 1
  %wide.trip.count = zext i32 %39 to i64
  %40 = zext nneg i32 %36 to i64
  %min.iters.check = icmp ult i32 %36, 4
  %41 = sub i64 %37, %38
  %diff.check = icmp ult i64 %41, 32
  %or.cond52 = or i1 %min.iters.check, %diff.check
  br i1 %or.cond52, label %.lr.ph.preheader53, label %vector.ph

.lr.ph.preheader53:                               ; preds = %middle.block, %.lr.ph.preheader
  %indvars.iv.ph = phi i64 [ 1, %.lr.ph.preheader ], [ %ind.end, %middle.block ]
  %42 = zext nneg i32 %36 to i64
  %43 = and i32 %36, 1
  %lcmp.mod.not = icmp eq i32 %43, 0
  br i1 %lcmp.mod.not, label %.lr.ph.prol.loopexit, label %.lr.ph.prol

.lr.ph.prol:                                      ; preds = %.lr.ph.preheader53
  %44 = trunc nuw nsw i64 %indvars.iv.ph to i32
  %45 = uitofp nneg i32 %44 to double
  %46 = fmul double %45, 5.000000e-01
  %47 = getelementptr inbounds double, ptr %34, i64 %indvars.iv.ph
  %48 = load double, ptr %47, align 8, !tbaa !21
  %49 = fmul double %46, %48
  %50 = getelementptr inbounds double, ptr %35, i64 %indvars.iv.ph
  store double %49, ptr %50, align 8, !tbaa !21
  %indvars.iv.next.prol = add nuw nsw i64 %indvars.iv.ph, 1
  br label %.lr.ph.prol.loopexit

.lr.ph.prol.loopexit:                             ; preds = %.lr.ph.prol, %.lr.ph.preheader53
  %indvars.iv.unr = phi i64 [ %indvars.iv.ph, %.lr.ph.preheader53 ], [ %indvars.iv.next.prol, %.lr.ph.prol ]
  %51 = icmp eq i64 %indvars.iv.ph, %42
  br i1 %51, label %._crit_edge, label %.lr.ph

vector.ph:                                        ; preds = %.lr.ph.preheader
  %n.vec = and i64 %40, 2147483644
  %ind.end = or disjoint i64 %n.vec, 1
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %vec.ind = phi <2 x i32> [ <i32 1, i32 2>, %vector.ph ], [ %vec.ind.next, %vector.body ]
  %step.add = add <2 x i32> %vec.ind, <i32 2, i32 2>
  %offset.idx = or disjoint i64 %index, 1
  %52 = uitofp <2 x i32> %vec.ind to <2 x double>
  %53 = uitofp <2 x i32> %step.add to <2 x double>
  %54 = fmul <2 x double> %52, <double 5.000000e-01, double 5.000000e-01>
  %55 = fmul <2 x double> %53, <double 5.000000e-01, double 5.000000e-01>
  %56 = getelementptr inbounds double, ptr %34, i64 %offset.idx
  %57 = getelementptr inbounds i8, ptr %56, i64 16
  %wide.load = load <2 x double>, ptr %56, align 8, !tbaa !21
  %wide.load51 = load <2 x double>, ptr %57, align 8, !tbaa !21
  %58 = fmul <2 x double> %54, %wide.load
  %59 = fmul <2 x double> %55, %wide.load51
  %60 = getelementptr inbounds double, ptr %35, i64 %offset.idx
  %61 = getelementptr inbounds i8, ptr %60, i64 16
  store <2 x double> %58, ptr %60, align 8, !tbaa !21
  store <2 x double> %59, ptr %61, align 8, !tbaa !21
  %index.next = add nuw i64 %index, 4
  %vec.ind.next = add <2 x i32> %vec.ind, <i32 4, i32 4>
  %62 = icmp eq i64 %index.next, %n.vec
  br i1 %62, label %middle.block, label %vector.body, !llvm.loop !23

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %n.vec, %40
  br i1 %cmp.n, label %._crit_edge, label %.lr.ph.preheader53

._crit_edge:                                      ; preds = %.lr.ph.prol.loopexit, %.lr.ph, %middle.block, %33
  %63 = sdiv i32 %28, 2
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  %64 = tail call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #5
  store ptr %64, ptr %6, align 8
  %65 = load i32, ptr %19, align 8, !tbaa !20
  %66 = sext i32 %65 to i64
  %67 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %6, i64 noundef %66) #5
  store ptr %67, ptr %5, align 8
  %68 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %5, i64 noundef 1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %69 = call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #5
  store ptr %69, ptr %8, align 8
  %70 = sext i32 %63 to i64
  %71 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %8, i64 noundef %70) #5
  store ptr %71, ptr %7, align 8
  %72 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %7, i64 noundef 1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  store double 0.000000e+00, ptr %9, align 8, !tbaa !21
  call void @_ZSt4fillIN9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEEdEvT_S7_RKT0_(ptr %68, ptr %72, ptr noundef nonnull align 8 dereferenceable(8) %9)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %73 = call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #5
  store ptr %73, ptr %10, align 8
  %74 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %10, i64 noundef 1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #5
  %75 = call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #5
  store ptr %75, ptr %12, align 8
  %76 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %12, i64 noundef %70) #5
  store ptr %76, ptr %11, align 8
  %77 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %11, i64 noundef 1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #5
  %78 = call ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #5
  store ptr %78, ptr %13, align 8
  %79 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %13, i64 noundef %70) #5
  %80 = call ptr @_ZSt12reverse_copyIN9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEES6_ET0_T_S8_S7_(ptr %74, ptr %77, ptr %79)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  %81 = load i32, ptr %19, align 8, !tbaa !20
  %82 = icmp eq i32 %63, %81
  br i1 %82, label %97, label %101

.lr.ph:                                           ; preds = %.lr.ph.prol.loopexit, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next.1, %.lr.ph ], [ %indvars.iv.unr, %.lr.ph.prol.loopexit ]
  %83 = trunc nuw nsw i64 %indvars.iv to i32
  %84 = uitofp nneg i32 %83 to double
  %85 = fmul double %84, 5.000000e-01
  %86 = getelementptr inbounds double, ptr %34, i64 %indvars.iv
  %87 = load double, ptr %86, align 8, !tbaa !21
  %88 = fmul double %85, %87
  %89 = getelementptr inbounds double, ptr %35, i64 %indvars.iv
  store double %88, ptr %89, align 8, !tbaa !21
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %90 = trunc nuw nsw i64 %indvars.iv.next to i32
  %91 = uitofp nneg i32 %90 to double
  %92 = fmul double %91, 5.000000e-01
  %93 = getelementptr inbounds double, ptr %34, i64 %indvars.iv.next
  %94 = load double, ptr %93, align 8, !tbaa !21
  %95 = fmul double %92, %94
  %96 = getelementptr inbounds double, ptr %35, i64 %indvars.iv.next
  store double %95, ptr %96, align 8, !tbaa !21
  %indvars.iv.next.1 = add nuw nsw i64 %indvars.iv, 2
  %exitcond.not.1 = icmp eq i64 %indvars.iv.next.1, %wide.trip.count
  br i1 %exitcond.not.1, label %._crit_edge, label %.lr.ph, !llvm.loop !27

97:                                               ; preds = %._crit_edge
  %98 = getelementptr inbounds double, ptr %35, i64 %70
  %99 = load double, ptr %98, align 8, !tbaa !21
  %100 = fmul double %99, 2.000000e+00
  store double %100, ptr %98, align 8, !tbaa !21
  br label %101

101:                                              ; preds = %97, %._crit_edge
  %102 = getelementptr inbounds i8, ptr %3, i64 32
  %103 = getelementptr inbounds i8, ptr %3, i64 56
  %104 = call noundef zeroext i1 @_ZNK4sptk30RealValuedFastFourierTransform3RunERKSt6vectorIdSaIdEEPS3_S6_PNS0_6BufferE(ptr noundef nonnull align 8 dereferenceable(104) %27, ptr noundef nonnull align 8 dereferenceable(24) %29, ptr noundef %2, ptr noundef nonnull %102, ptr noundef nonnull %103)
  br label %105

105:                                              ; preds = %4, %17, %101
  %.1 = phi i1 [ %104, %101 ], [ false, %17 ], [ false, %4 ]
  ret i1 %.1
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIdSaIdEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK4sptk30RealValuedFastFourierTransform12GetFftLengthEv(ptr noundef nonnull align 8 dereferenceable(104)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIN9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEEdEvT_S7_RKT0_(ptr, ptr, ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIdSaIdEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZSt12reverse_copyIN9__gnu_cxx17__normal_iteratorIPdSt6vectorIdSaIdEEEES6_ET0_T_S8_S7_(ptr, ptr, ptr) local_unnamed_addr #1

declare noundef zeroext i1 @_ZNK4sptk30RealValuedFastFourierTransform3RunERKSt6vectorIdSaIdEEPS3_S6_PNS0_6BufferE(ptr noundef nonnull align 8 dereferenceable(104), ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #4

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" }
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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint 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 = { "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 #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, !12, i64 120}
!6 = !{!"_ZTSN4sptk43CepstrumToNegativeDerivativeOfPhaseSpectrumE", !7, i64 8, !10, i64 16, !12, i64 120}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSN4sptk30RealValuedFastFourierTransformE", !7, i64 8, !7, i64 12, !7, i64 16, !11, i64 24, !12, i64 72, !13, i64 80}
!11 = !{!"_ZTSN4sptk20FastFourierTransformE", !7, i64 8, !7, i64 12, !7, i64 16, !12, i64 20, !13, i64 24}
!12 = !{!"bool", !8, i64 0}
!13 = !{!"_ZTSSt6vectorIdSaIdEE", !14, i64 0}
!14 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !15, i64 0}
!15 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !17, i64 0, !17, i64 8, !17, i64 16}
!17 = !{!"any pointer", !8, i64 0}
!18 = !{i8 0, i8 2}
!19 = !{}
!20 = !{!6, !7, i64 8}
!21 = !{!22, !22, i64 0}
!22 = !{!"double", !8, i64 0}
!23 = distinct !{!23, !24, !25, !26}
!24 = !{!"llvm.loop.mustprogress"}
!25 = !{!"llvm.loop.isvectorized", i32 1}
!26 = !{!"llvm.loop.unroll.runtime.disable"}
!27 = distinct !{!27, !24, !25}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass