; LLVM IR from sp-nitech/SPTK :: src/analysis (second_order_all_pass_mel_cepstral_analysis)

; 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.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.std::initializer_list" = type { ptr, i64 }
%"class.std::allocator" = type { i8 }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.sptk::SecondOrderAllPassMelCepstralAnalysis" = type { ptr, i32, i32, i32, double, double, i32, double, %"class.sptk::RealValuedFastFourierTransform", %"class.sptk::RealValuedInverseFastFourierTransform", %"class.sptk::SecondOrderAllPassFrequencyTransform", %"class.sptk::SecondOrderAllPassInverseFrequencyTransform", %"class.sptk::ToeplitzPlusHankelSystemSolver", i8, %"class.std::vector" }
%"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.sptk::RealValuedInverseFastFourierTransform" = type { ptr, %"class.sptk::RealValuedFastFourierTransform" }
%"class.sptk::SecondOrderAllPassFrequencyTransform" = type { ptr, i32, i32, double, double, i8, %"class.std::vector.0" }
%"class.sptk::SecondOrderAllPassInverseFrequencyTransform" = type { ptr, i32, i32, double, double, i8, %"class.std::vector.0" }
%"class.sptk::ToeplitzPlusHankelSystemSolver" = type <{ ptr, i32, i8, i8, [2 x i8] }>

@_ZTVN4sptk37SecondOrderAllPassMelCepstralAnalysisE = external dso_local unnamed_addr constant { [4 x ptr] }, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4sptk37SecondOrderAllPassMelCepstralAnalysisC2Eiiiddid(ptr noundef nonnull align 8 dereferenceable(448) %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, double noundef %4, double noundef %5, i32 noundef %6, double noundef %7) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca double, align 8
  %14 = alloca double, align 8
  %15 = alloca i32, align 4
  %16 = alloca double, align 8
  %17 = alloca ptr, align 8
  %18 = alloca i32, align 4
  %19 = alloca %"class.std::vector", align 8
  %20 = alloca %"class.std::initializer_list", align 8
  %21 = alloca [1 x double], align 8
  %22 = alloca %"class.std::allocator", align 1
  %23 = alloca %"class.std::vector.0", align 8
  %24 = alloca i32, align 4
  store ptr %0, ptr %9, align 8, !tbaa !5
  store i32 %1, ptr %10, align 4, !tbaa !9
  store i32 %2, ptr %11, align 4, !tbaa !9
  store i32 %3, ptr %12, align 4, !tbaa !9
  store double %4, ptr %13, align 8, !tbaa !11
  store double %5, ptr %14, align 8, !tbaa !11
  store i32 %6, ptr %15, align 4, !tbaa !9
  store double %7, ptr %16, align 8, !tbaa !11
  %25 = load ptr, ptr %9, align 8
  store ptr getelementptr inbounds inrange(-16, 16) ({ [4 x ptr] }, ptr @_ZTVN4sptk37SecondOrderAllPassMelCepstralAnalysisE, i32 0, i32 0, i32 2), ptr %25, align 8, !tbaa !13
  %26 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 1
  %27 = load i32, ptr %10, align 4, !tbaa !9
  store i32 %27, ptr %26, align 8, !tbaa !15
  %28 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 2
  %29 = load i32, ptr %11, align 4, !tbaa !9
  store i32 %29, ptr %28, align 4, !tbaa !32
  %30 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 3
  %31 = load i32, ptr %12, align 4, !tbaa !9
  store i32 %31, ptr %30, align 8, !tbaa !33
  %32 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 4
  %33 = load double, ptr %13, align 8, !tbaa !11
  store double %33, ptr %32, align 8, !tbaa !34
  %34 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 5
  %35 = load double, ptr %14, align 8, !tbaa !11
  store double %35, ptr %34, align 8, !tbaa !35
  %36 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 6
  %37 = load i32, ptr %15, align 4, !tbaa !9
  store i32 %37, ptr %36, align 8, !tbaa !36
  %38 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 7
  %39 = load double, ptr %16, align 8, !tbaa !11
  store double %39, ptr %38, align 8, !tbaa !37
  %40 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 8
  %41 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 1
  %42 = load i32, ptr %41, align 8, !tbaa !15
  call void @_ZN4sptk30RealValuedFastFourierTransformC1Ei(ptr noundef nonnull align 8 dereferenceable(104) %40, i32 noundef %42)
  %43 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 9
  %44 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 1
  %45 = load i32, ptr %44, align 8, !tbaa !15
  invoke void @_ZN4sptk37RealValuedInverseFastFourierTransformC1Ei(ptr noundef nonnull align 8 dereferenceable(112) %43, i32 noundef %45)
          to label %46 unwind label %111

46:                                               ; preds = %8
  %47 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 10
  %48 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 1
  %49 = load i32, ptr %48, align 8, !tbaa !15
  %50 = sdiv i32 %49, 2
  %51 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 2
  %52 = load i32, ptr %51, align 4, !tbaa !32
  %53 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 1
  %54 = load i32, ptr %53, align 8, !tbaa !15
  %55 = load i32, ptr %12, align 4, !tbaa !9
  %56 = mul nsw i32 %54, %55
  %57 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 4
  %58 = load double, ptr %57, align 8, !tbaa !34
  %59 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 5
  %60 = load double, ptr %59, align 8, !tbaa !35
  invoke void @_ZN4sptk36SecondOrderAllPassFrequencyTransformC1Eiiidd(ptr noundef nonnull align 8 dereferenceable(64) %47, i32 noundef %50, i32 noundef %52, i32 noundef %56, double noundef %58, double noundef %60)
          to label %61 unwind label %115

61:                                               ; preds = %46
  %62 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 11
  %63 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 2
  %64 = load i32, ptr %63, align 4, !tbaa !32
  %65 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 1
  %66 = load i32, ptr %65, align 8, !tbaa !15
  %67 = sdiv i32 %66, 2
  %68 = load i32, ptr %10, align 4, !tbaa !9
  %69 = load i32, ptr %12, align 4, !tbaa !9
  %70 = mul nsw i32 %68, %69
  %71 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 4
  %72 = load double, ptr %71, align 8, !tbaa !34
  %73 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 5
  %74 = load double, ptr %73, align 8, !tbaa !35
  invoke void @_ZN4sptk43SecondOrderAllPassInverseFrequencyTransformC1Eiiidd(ptr noundef nonnull align 8 dereferenceable(64) %62, i32 noundef %64, i32 noundef %67, i32 noundef %70, double noundef %72, double noundef %74)
          to label %75 unwind label %119

75:                                               ; preds = %61
  %76 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 12
  %77 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 2
  %78 = load i32, ptr %77, align 4, !tbaa !32
  invoke void @_ZN4sptk30ToeplitzPlusHankelSystemSolverC1Eib(ptr noundef nonnull align 8 dereferenceable(14) %76, i32 noundef %78, i1 noundef zeroext true)
          to label %79 unwind label %123

79:                                               ; preds = %75
  %80 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 13
  store i8 1, ptr %80, align 8, !tbaa !38
  %81 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 14
  call void @_ZNSt6vectorIdSaIdEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %81) #4
  %82 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 6
  %83 = load i32, ptr %82, align 8, !tbaa !36
  %84 = icmp slt i32 %83, 0
  br i1 %84, label %109, label %85

85:                                               ; preds = %79
  %86 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 7
  %87 = load double, ptr %86, align 8, !tbaa !37
  %88 = fcmp olt double %87, 0.000000e+00
  br i1 %88, label %109, label %89

89:                                               ; preds = %85
  %90 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 8
  %91 = invoke noundef zeroext i1 @_ZNK4sptk30RealValuedFastFourierTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(104) %90)
          to label %92 unwind label %127

92:                                               ; preds = %89
  br i1 %91, label %93, label %109

93:                                               ; preds = %92
  %94 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 9
  %95 = invoke noundef zeroext i1 @_ZNK4sptk37RealValuedInverseFastFourierTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(112) %94)
          to label %96 unwind label %127

96:                                               ; preds = %93
  br i1 %95, label %97, label %109

97:                                               ; preds = %96
  %98 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 10
  %99 = invoke noundef zeroext i1 @_ZNK4sptk36SecondOrderAllPassFrequencyTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(64) %98)
          to label %100 unwind label %127

100:                                              ; preds = %97
  br i1 %99, label %101, label %109

101:                                              ; preds = %100
  %102 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 11
  %103 = invoke noundef zeroext i1 @_ZNK4sptk43SecondOrderAllPassInverseFrequencyTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(64) %102)
          to label %104 unwind label %127

104:                                              ; preds = %101
  br i1 %103, label %105, label %109

105:                                              ; preds = %104
  %106 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 12
  %107 = invoke noundef zeroext i1 @_ZNK4sptk30ToeplitzPlusHankelSystemSolver7IsValidEv(ptr noundef nonnull align 8 dereferenceable(14) %106)
          to label %108 unwind label %127

108:                                              ; preds = %105
  br i1 %107, label %131, label %109

109:                                              ; preds = %108, %104, %100, %96, %92, %85, %79
  %110 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 13
  store i8 0, ptr %110, align 8, !tbaa !38
  br label %167

111:                                              ; preds = %8
  %112 = landingpad { ptr, i32 }
          cleanup
  %113 = extractvalue { ptr, i32 } %112, 0
  store ptr %113, ptr %17, align 8
  %114 = extractvalue { ptr, i32 } %112, 1
  store i32 %114, ptr %18, align 4
  br label %173

115:                                              ; preds = %46
  %116 = landingpad { ptr, i32 }
          cleanup
  %117 = extractvalue { ptr, i32 } %116, 0
  store ptr %117, ptr %17, align 8
  %118 = extractvalue { ptr, i32 } %116, 1
  store i32 %118, ptr %18, align 4
  br label %172

119:                                              ; preds = %61
  %120 = landingpad { ptr, i32 }
          cleanup
  %121 = extractvalue { ptr, i32 } %120, 0
  store ptr %121, ptr %17, align 8
  %122 = extractvalue { ptr, i32 } %120, 1
  store i32 %122, ptr %18, align 4
  br label %171

123:                                              ; preds = %75
  %124 = landingpad { ptr, i32 }
          cleanup
  %125 = extractvalue { ptr, i32 } %124, 0
  store ptr %125, ptr %17, align 8
  %126 = extractvalue { ptr, i32 } %124, 1
  store i32 %126, ptr %18, align 4
  br label %170

127:                                              ; preds = %105, %101, %97, %93, %89
  %128 = landingpad { ptr, i32 }
          cleanup
  %129 = extractvalue { ptr, i32 } %128, 0
  store ptr %129, ptr %17, align 8
  %130 = extractvalue { ptr, i32 } %128, 1
  store i32 %130, ptr %18, align 4
  br label %169

131:                                              ; preds = %108
  call void @llvm.lifetime.start.p0(i64 24, ptr %19) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #4
  store double 1.000000e+00, ptr %21, align 8, !tbaa !11
  %132 = getelementptr inbounds %"class.std::initializer_list", ptr %20, i32 0, i32 0
  store ptr %21, ptr %132, align 8, !tbaa !39
  %133 = getelementptr inbounds %"class.std::initializer_list", ptr %20, i32 0, i32 1
  store i64 1, ptr %133, align 8, !tbaa !42
  call void @llvm.lifetime.start.p0(i64 1, ptr %22) #4
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %22) #4
  %134 = getelementptr inbounds { ptr, i64 }, ptr %20, i32 0, i32 0
  %135 = load ptr, ptr %134, align 8
  %136 = getelementptr inbounds { ptr, i64 }, ptr %20, i32 0, i32 1
  %137 = load i64, ptr %136, align 8
  invoke void @_ZNSt6vectorIdSaIdEEC2ESt16initializer_listIdERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %19, ptr %135, i64 %137, ptr noundef nonnull align 1 dereferenceable(1) %22)
          to label %138 unwind label %156

138:                                              ; preds = %131
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %22) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr %23) #4
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %23) #4
  %139 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 2
  %140 = load i32, ptr %139, align 4, !tbaa !32
  %141 = add nsw i32 %140, 1
  %142 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 1
  %143 = load i32, ptr %142, align 8, !tbaa !15
  %144 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 3
  %145 = load i32, ptr %144, align 8, !tbaa !33
  %146 = mul nsw i32 %143, %145
  %147 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 4
  %148 = load double, ptr %147, align 8, !tbaa !34
  %149 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 5
  %150 = load double, ptr %149, align 8, !tbaa !35
  %151 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 14
  %152 = invoke noundef zeroext i1 @_ZN12_GLOBAL__N_130CoefficientsFrequencyTransformERKSt6vectorIdSaIdEEiiiddPS2_PS0_IS2_SaIS2_EE(ptr noundef nonnull align 8 dereferenceable(24) %19, i32 noundef 1, i32 noundef %141, i32 noundef %146, double noundef %148, double noundef %150, ptr noundef %151, ptr noundef %23)
          to label %153 unwind label %160

153:                                              ; preds = %138
  br i1 %152, label %164, label %154

154:                                              ; preds = %153
  %155 = getelementptr inbounds %"class.sptk::SecondOrderAllPassMelCepstralAnalysis", ptr %25, i32 0, i32 13
  store i8 0, ptr %155, align 8, !tbaa !38
  store i32 1, ptr %24, align 4
  br label %165

156:                                              ; preds = %131
  %157 = landingpad { ptr, i32 }
          cleanup
  %158 = extractvalue { ptr, i32 } %157, 0
  store ptr %158, ptr %17, align 8
  %159 = extractvalue { ptr, i32 } %157, 1
  store i32 %159, ptr %18, align 4
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %22) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #4
  br label %168

160:                                              ; preds = %138
  %161 = landingpad { ptr, i32 }
          cleanup
  %162 = extractvalue { ptr, i32 } %161, 0
  store ptr %162, ptr %17, align 8
  %163 = extractvalue { ptr, i32 } %161, 1
  store i32 %163, ptr %18, align 4
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %23) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %23) #4
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #4
  br label %168

164:                                              ; preds = %153
  store i32 0, ptr %24, align 4
  br label %165

165:                                              ; preds = %164, %154
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %23) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %23) #4
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %19) #4
  %166 = load i32, ptr %24, align 4
  switch i32 %166, label %179 [
    i32 0, label %167
    i32 1, label %167
  ]

167:                                              ; preds = %165, %165, %109
  ret void

168:                                              ; preds = %160, %156
  call void @llvm.lifetime.end.p0(i64 24, ptr %19) #4
  br label %169

169:                                              ; preds = %168, %127
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %81) #4
  call void @_ZN4sptk30ToeplitzPlusHankelSystemSolverD2Ev(ptr noundef nonnull align 8 dereferenceable(14) %76) #4
  br label %170

170:                                              ; preds = %169, %123
  call void @_ZN4sptk43SecondOrderAllPassInverseFrequencyTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %62) #4
  br label %171

171:                                              ; preds = %170, %119
  call void @_ZN4sptk36SecondOrderAllPassFrequencyTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %47) #4
  br label %172

172:                                              ; preds = %171, %115
  call void @_ZN4sptk37RealValuedInverseFastFourierTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(112) %43) #4
  br label %173

173:                                              ; preds = %172, %111
  call void @_ZN4sptk30RealValuedFastFourierTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(104) %40) #4
  br label %174

174:                                              ; preds = %173
  %175 = load ptr, ptr %17, align 8
  %176 = load i32, ptr %18, align 4
  %177 = insertvalue { ptr, i32 } poison, ptr %175, 0
  %178 = insertvalue { ptr, i32 } %177, i32 %176, 1
  resume { ptr, i32 } %178

179:                                              ; preds = %165
  unreachable
}

declare void @_ZN4sptk30RealValuedFastFourierTransformC1Ei(ptr noundef nonnull align 8 dereferenceable(104), i32 noundef) unnamed_addr #1

declare void @_ZN4sptk37RealValuedInverseFastFourierTransformC1Ei(ptr noundef nonnull align 8 dereferenceable(112), i32 noundef) unnamed_addr #1

declare i32 @__gxx_personality_v0(...)

declare void @_ZN4sptk36SecondOrderAllPassFrequencyTransformC1Eiiidd(ptr noundef nonnull align 8 dereferenceable(64), i32 noundef, i32 noundef, i32 noundef, double noundef, double noundef) unnamed_addr #1

declare void @_ZN4sptk43SecondOrderAllPassInverseFrequencyTransformC1Eiiidd(ptr noundef nonnull align 8 dereferenceable(64), i32 noundef, i32 noundef, i32 noundef, double noundef, double noundef) unnamed_addr #1

declare void @_ZN4sptk30ToeplitzPlusHankelSystemSolverC1Eib(ptr noundef nonnull align 8 dereferenceable(14), i32 noundef, i1 noundef zeroext) unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk30RealValuedFastFourierTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(104)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk37RealValuedInverseFastFourierTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(112)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk36SecondOrderAllPassFrequencyTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(64)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk43SecondOrderAllPassInverseFrequencyTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(64)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk30ToeplitzPlusHankelSystemSolver7IsValidEv(ptr noundef nonnull align 8 dereferenceable(14)) #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2ESt16initializer_listIdERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare hidden noundef zeroext i1 @_ZN12_GLOBAL__N_130CoefficientsFrequencyTransformERKSt6vectorIdSaIdEEiiiddPS2_PS0_IS2_SaIS2_EE(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef, i32 noundef, double noundef, double noundef, ptr noundef, ptr noundef) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk30ToeplitzPlusHankelSystemSolverD2Ev(ptr noundef nonnull align 8 dereferenceable(14)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk43SecondOrderAllPassInverseFrequencyTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk36SecondOrderAllPassFrequencyTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk37RealValuedInverseFastFourierTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(112)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk30RealValuedFastFourierTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(104)) unnamed_addr #2 align 2

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 = { "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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"vtable pointer", !8, i64 0}
!15 = !{!16, !10, i64 8}
!16 = !{!"_ZTSN4sptk37SecondOrderAllPassMelCepstralAnalysisE", !10, i64 8, !10, i64 12, !10, i64 16, !12, i64 24, !12, i64 32, !10, i64 40, !12, i64 48, !17, i64 56, !24, i64 160, !25, i64 272, !30, i64 336, !31, i64 400, !19, i64 416, !20, i64 424}
!17 = !{!"_ZTSN4sptk30RealValuedFastFourierTransformE", !10, i64 8, !10, i64 12, !10, i64 16, !18, i64 24, !19, i64 72, !20, i64 80}
!18 = !{!"_ZTSN4sptk20FastFourierTransformE", !10, i64 8, !10, i64 12, !10, i64 16, !19, i64 20, !20, i64 24}
!19 = !{!"bool", !7, i64 0}
!20 = !{!"_ZTSSt6vectorIdSaIdEE", !21, i64 0}
!21 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !22, i64 0}
!22 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !23, i64 0}
!23 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!24 = !{!"_ZTSN4sptk37RealValuedInverseFastFourierTransformE", !17, i64 8}
!25 = !{!"_ZTSN4sptk36SecondOrderAllPassFrequencyTransformE", !10, i64 8, !10, i64 12, !12, i64 16, !12, i64 24, !19, i64 32, !26, i64 40}
!26 = !{!"_ZTSSt6vectorIS_IdSaIdEESaIS1_EE", !27, i64 0}
!27 = !{!"_ZTSSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE", !28, i64 0}
!28 = !{!"_ZTSNSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE12_Vector_implE", !29, i64 0}
!29 = !{!"_ZTSNSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!30 = !{!"_ZTSN4sptk43SecondOrderAllPassInverseFrequencyTransformE", !10, i64 8, !10, i64 12, !12, i64 16, !12, i64 24, !19, i64 32, !26, i64 40}
!31 = !{!"_ZTSN4sptk30ToeplitzPlusHankelSystemSolverE", !10, i64 8, !19, i64 12, !19, i64 13}
!32 = !{!16, !10, i64 12}
!33 = !{!16, !10, i64 16}
!34 = !{!16, !12, i64 24}
!35 = !{!16, !12, i64 32}
!36 = !{!16, !10, i64 40}
!37 = !{!16, !12, i64 48}
!38 = !{!16, !19, i64 416}
!39 = !{!40, !6, i64 0}
!40 = !{!"_ZTSSt16initializer_listIdE", !6, i64 0, !41, i64 8}
!41 = !{!"long", !7, i64 0}
!42 = !{!40, !41, i64 8}


; 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.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.std::allocator" = type { i8 }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@_ZTVN4sptk37SecondOrderAllPassMelCepstralAnalysisE = external dso_local unnamed_addr constant { [4 x ptr] }, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4sptk37SecondOrderAllPassMelCepstralAnalysisC2Eiiiddid(ptr noundef nonnull align 8 dereferenceable(448) %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, double noundef %4, double noundef %5, i32 noundef %6, double noundef %7) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca [1 x double], align 8
  %11 = alloca %"class.std::allocator", align 1
  %12 = alloca %"class.std::vector.0", align 8
  store ptr getelementptr inbounds inrange(-16, 16) (i8, ptr @_ZTVN4sptk37SecondOrderAllPassMelCepstralAnalysisE, i64 16), ptr %0, align 8, !tbaa !5
  %13 = getelementptr inbounds i8, ptr %0, i64 8
  store i32 %1, ptr %13, align 8, !tbaa !8
  %14 = getelementptr inbounds i8, ptr %0, i64 12
  store i32 %2, ptr %14, align 4, !tbaa !29
  %15 = getelementptr inbounds i8, ptr %0, i64 16
  store i32 %3, ptr %15, align 8, !tbaa !30
  %16 = getelementptr inbounds i8, ptr %0, i64 24
  store double %4, ptr %16, align 8, !tbaa !31
  %17 = getelementptr inbounds i8, ptr %0, i64 32
  store double %5, ptr %17, align 8, !tbaa !32
  %18 = getelementptr inbounds i8, ptr %0, i64 40
  store i32 %6, ptr %18, align 8, !tbaa !33
  %19 = getelementptr inbounds i8, ptr %0, i64 48
  store double %7, ptr %19, align 8, !tbaa !34
  %20 = getelementptr inbounds i8, ptr %0, i64 56
  tail call void @_ZN4sptk30RealValuedFastFourierTransformC1Ei(ptr noundef nonnull align 8 dereferenceable(104) %20, i32 noundef %1)
  %21 = getelementptr inbounds i8, ptr %0, i64 160
  %22 = load i32, ptr %13, align 8, !tbaa !8
  invoke void @_ZN4sptk37RealValuedInverseFastFourierTransformC1Ei(ptr noundef nonnull align 8 dereferenceable(112) %21, i32 noundef %22)
          to label %23 unwind label %60

23:                                               ; preds = %8
  %24 = getelementptr inbounds i8, ptr %0, i64 272
  %25 = load i32, ptr %13, align 8, !tbaa !8
  %26 = sdiv i32 %25, 2
  %27 = load i32, ptr %14, align 4, !tbaa !29
  %28 = mul nsw i32 %25, %3
  %29 = load double, ptr %16, align 8, !tbaa !31
  %30 = load double, ptr %17, align 8, !tbaa !32
  invoke void @_ZN4sptk36SecondOrderAllPassFrequencyTransformC1Eiiidd(ptr noundef nonnull align 8 dereferenceable(64) %24, i32 noundef %26, i32 noundef %27, i32 noundef %28, double noundef %29, double noundef %30)
          to label %31 unwind label %62

31:                                               ; preds = %23
  %32 = getelementptr inbounds i8, ptr %0, i64 336
  %33 = load i32, ptr %14, align 4, !tbaa !29
  %34 = load i32, ptr %13, align 8, !tbaa !8
  %35 = sdiv i32 %34, 2
  %36 = mul nsw i32 %3, %1
  %37 = load double, ptr %16, align 8, !tbaa !31
  %38 = load double, ptr %17, align 8, !tbaa !32
  invoke void @_ZN4sptk43SecondOrderAllPassInverseFrequencyTransformC1Eiiidd(ptr noundef nonnull align 8 dereferenceable(64) %32, i32 noundef %33, i32 noundef %35, i32 noundef %36, double noundef %37, double noundef %38)
          to label %39 unwind label %64

39:                                               ; preds = %31
  %40 = getelementptr inbounds i8, ptr %0, i64 400
  %41 = load i32, ptr %14, align 4, !tbaa !29
  invoke void @_ZN4sptk30ToeplitzPlusHankelSystemSolverC1Eib(ptr noundef nonnull align 8 dereferenceable(14) %40, i32 noundef %41, i1 noundef zeroext true)
          to label %42 unwind label %66

42:                                               ; preds = %39
  %43 = getelementptr inbounds i8, ptr %0, i64 416
  store i8 1, ptr %43, align 8, !tbaa !35
  %44 = getelementptr inbounds i8, ptr %0, i64 424
  tail call void @_ZNSt6vectorIdSaIdEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %44) #4
  %45 = load i32, ptr %18, align 8, !tbaa !33
  %46 = icmp slt i32 %45, 0
  %47 = load double, ptr %19, align 8
  %48 = fcmp olt double %47, 0.000000e+00
  %or.cond = select i1 %46, i1 true, i1 %48
  br i1 %or.cond, label %59, label %49

49:                                               ; preds = %42
  %50 = tail call noundef zeroext i1 @_ZNK4sptk30RealValuedFastFourierTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(104) %20)
  br i1 %50, label %51, label %59

51:                                               ; preds = %49
  %52 = tail call noundef zeroext i1 @_ZNK4sptk37RealValuedInverseFastFourierTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(112) %21)
  br i1 %52, label %53, label %59

53:                                               ; preds = %51
  %54 = tail call noundef zeroext i1 @_ZNK4sptk36SecondOrderAllPassFrequencyTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(64) %24)
  br i1 %54, label %55, label %59

55:                                               ; preds = %53
  %56 = tail call noundef zeroext i1 @_ZNK4sptk43SecondOrderAllPassInverseFrequencyTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(64) %32)
  br i1 %56, label %57, label %59

57:                                               ; preds = %55
  %58 = tail call noundef zeroext i1 @_ZNK4sptk30ToeplitzPlusHankelSystemSolver7IsValidEv(ptr noundef nonnull align 8 dereferenceable(14) %40)
  br i1 %58, label %68, label %59

59:                                               ; preds = %57, %55, %53, %51, %49, %42
  store i8 0, ptr %43, align 8, !tbaa !35
  br label %85

60:                                               ; preds = %8
  %61 = landingpad { ptr, i32 }
          cleanup
  br label %90

62:                                               ; preds = %23
  %63 = landingpad { ptr, i32 }
          cleanup
  br label %89

64:                                               ; preds = %31
  %65 = landingpad { ptr, i32 }
          cleanup
  br label %88

66:                                               ; preds = %39
  %67 = landingpad { ptr, i32 }
          cleanup
  br label %87

68:                                               ; preds = %57
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %9) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #4
  store double 1.000000e+00, ptr %10, align 8, !tbaa !36
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %11) #4
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #4
  invoke void @_ZNSt6vectorIdSaIdEEC2ESt16initializer_listIdERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, ptr nonnull %10, i64 1, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %69 unwind label %80

69:                                               ; preds = %68
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %12) #4
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #4
  %70 = load i32, ptr %14, align 4, !tbaa !29
  %71 = add nsw i32 %70, 1
  %72 = load i32, ptr %13, align 8, !tbaa !8
  %73 = load i32, ptr %15, align 8, !tbaa !30
  %74 = mul nsw i32 %73, %72
  %75 = load double, ptr %16, align 8, !tbaa !31
  %76 = load double, ptr %17, align 8, !tbaa !32
  %77 = invoke noundef zeroext i1 @_ZN12_GLOBAL__N_130CoefficientsFrequencyTransformERKSt6vectorIdSaIdEEiiiddPS2_PS0_IS2_SaIS2_EE(ptr noundef nonnull align 8 dereferenceable(24) %9, i32 noundef 1, i32 noundef %71, i32 noundef %74, double noundef %75, double noundef %76, ptr noundef nonnull %44, ptr noundef nonnull %12)
          to label %78 unwind label %82

78:                                               ; preds = %69
  br i1 %77, label %84, label %79

79:                                               ; preds = %78
  store i8 0, ptr %43, align 8, !tbaa !35
  br label %84

80:                                               ; preds = %68
  %81 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #4
  br label %86

82:                                               ; preds = %69
  %83 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %12) #4
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  br label %86

84:                                               ; preds = %78, %79
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %12) #4
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #4
  br label %85

85:                                               ; preds = %84, %59
  ret void

86:                                               ; preds = %82, %80
  %.pn = phi { ptr, i32 } [ %83, %82 ], [ %81, %80 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #4
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %44) #4
  call void @_ZN4sptk30ToeplitzPlusHankelSystemSolverD2Ev(ptr noundef nonnull align 8 dereferenceable(14) %40) #4
  br label %87

87:                                               ; preds = %86, %66
  %.pn.pn = phi { ptr, i32 } [ %.pn, %86 ], [ %67, %66 ]
  call void @_ZN4sptk43SecondOrderAllPassInverseFrequencyTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %32) #4
  br label %88

88:                                               ; preds = %87, %64
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %87 ], [ %65, %64 ]
  call void @_ZN4sptk36SecondOrderAllPassFrequencyTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %24) #4
  br label %89

89:                                               ; preds = %88, %62
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %88 ], [ %63, %62 ]
  call void @_ZN4sptk37RealValuedInverseFastFourierTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(112) %21) #4
  br label %90

90:                                               ; preds = %89, %60
  %.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn.pn, %89 ], [ %61, %60 ]
  call void @_ZN4sptk30RealValuedFastFourierTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(104) %20) #4
  resume { ptr, i32 } %.pn.pn.pn.pn.pn
}

declare void @_ZN4sptk30RealValuedFastFourierTransformC1Ei(ptr noundef nonnull align 8 dereferenceable(104), i32 noundef) unnamed_addr #1

declare void @_ZN4sptk37RealValuedInverseFastFourierTransformC1Ei(ptr noundef nonnull align 8 dereferenceable(112), i32 noundef) unnamed_addr #1

declare i32 @__gxx_personality_v0(...)

declare void @_ZN4sptk36SecondOrderAllPassFrequencyTransformC1Eiiidd(ptr noundef nonnull align 8 dereferenceable(64), i32 noundef, i32 noundef, i32 noundef, double noundef, double noundef) unnamed_addr #1

declare void @_ZN4sptk43SecondOrderAllPassInverseFrequencyTransformC1Eiiidd(ptr noundef nonnull align 8 dereferenceable(64), i32 noundef, i32 noundef, i32 noundef, double noundef, double noundef) unnamed_addr #1

declare void @_ZN4sptk30ToeplitzPlusHankelSystemSolverC1Eib(ptr noundef nonnull align 8 dereferenceable(14), i32 noundef, i1 noundef zeroext) unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk30RealValuedFastFourierTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(104)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk37RealValuedInverseFastFourierTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(112)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk36SecondOrderAllPassFrequencyTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(64)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk43SecondOrderAllPassInverseFrequencyTransform7IsValidEv(ptr noundef nonnull align 8 dereferenceable(64)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK4sptk30ToeplitzPlusHankelSystemSolver7IsValidEv(ptr noundef nonnull align 8 dereferenceable(14)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2ESt16initializer_listIdERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare hidden noundef zeroext i1 @_ZN12_GLOBAL__N_130CoefficientsFrequencyTransformERKSt6vectorIdSaIdEEiiiddPS2_PS0_IS2_SaIS2_EE(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef, i32 noundef, double noundef, double noundef, ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk30ToeplitzPlusHankelSystemSolverD2Ev(ptr noundef nonnull align 8 dereferenceable(14)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk43SecondOrderAllPassInverseFrequencyTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk36SecondOrderAllPassFrequencyTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk37RealValuedInverseFastFourierTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(112)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4sptk30RealValuedFastFourierTransformD2Ev(ptr noundef nonnull align 8 dereferenceable(104)) unnamed_addr #2 align 2

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 = { "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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !10, i64 8}
!9 = !{!"_ZTSN4sptk37SecondOrderAllPassMelCepstralAnalysisE", !10, i64 8, !10, i64 12, !10, i64 16, !12, i64 24, !12, i64 32, !10, i64 40, !12, i64 48, !13, i64 56, !21, i64 160, !22, i64 272, !27, i64 336, !28, i64 400, !15, i64 416, !16, i64 424}
!10 = !{!"int", !11, i64 0}
!11 = !{!"omnipotent char", !7, i64 0}
!12 = !{!"double", !11, i64 0}
!13 = !{!"_ZTSN4sptk30RealValuedFastFourierTransformE", !10, i64 8, !10, i64 12, !10, i64 16, !14, i64 24, !15, i64 72, !16, i64 80}
!14 = !{!"_ZTSN4sptk20FastFourierTransformE", !10, i64 8, !10, i64 12, !10, i64 16, !15, i64 20, !16, i64 24}
!15 = !{!"bool", !11, i64 0}
!16 = !{!"_ZTSSt6vectorIdSaIdEE", !17, i64 0}
!17 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !18, i64 0}
!18 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !19, i64 0}
!19 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !20, i64 0, !20, i64 8, !20, i64 16}
!20 = !{!"any pointer", !11, i64 0}
!21 = !{!"_ZTSN4sptk37RealValuedInverseFastFourierTransformE", !13, i64 8}
!22 = !{!"_ZTSN4sptk36SecondOrderAllPassFrequencyTransformE", !10, i64 8, !10, i64 12, !12, i64 16, !12, i64 24, !15, i64 32, !23, i64 40}
!23 = !{!"_ZTSSt6vectorIS_IdSaIdEESaIS1_EE", !24, i64 0}
!24 = !{!"_ZTSSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE", !25, i64 0}
!25 = !{!"_ZTSNSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE12_Vector_implE", !26, i64 0}
!26 = !{!"_ZTSNSt12_Vector_baseISt6vectorIdSaIdEESaIS2_EE17_Vector_impl_dataE", !20, i64 0, !20, i64 8, !20, i64 16}
!27 = !{!"_ZTSN4sptk43SecondOrderAllPassInverseFrequencyTransformE", !10, i64 8, !10, i64 12, !12, i64 16, !12, i64 24, !15, i64 32, !23, i64 40}
!28 = !{!"_ZTSN4sptk30ToeplitzPlusHankelSystemSolverE", !10, i64 8, !15, i64 12, !15, i64 13}
!29 = !{!9, !10, i64 12}
!30 = !{!9, !10, i64 16}
!31 = !{!9, !12, i64 24}
!32 = !{!9, !12, i64 32}
!33 = !{!9, !10, i64 40}
!34 = !{!9, !12, i64 48}
!35 = !{!9, !15, i64 416}
!36 = !{!12, !12, i64 0}


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