; LLVM IR from tivole/Numerary :: src (nonlinear_systems_of_equations)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: mustprogress uwtable
define dso_local noundef signext i16 @_ZN8numerary8Numerary37nonlinear_systems_of_equations_newtonEPFvPdS1_iES1_S1_idi(ptr noundef %0, ptr noundef %1, ptr noundef %2, i32 noundef %3, double noundef %4, i32 noundef %5) #0 align 2 {
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca double, align 8
  %12 = alloca i32, align 4
  %13 = alloca double, align 8
  %14 = alloca double, align 8
  %15 = alloca ptr, align 8
  %16 = alloca ptr, align 8
  %17 = alloca ptr, align 8
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  store ptr %0, ptr %7, align 8, !tbaa !5
  store ptr %1, ptr %8, align 8, !tbaa !5
  store ptr %2, ptr %9, align 8, !tbaa !5
  store i32 %3, ptr %10, align 4, !tbaa !9
  store double %4, ptr %11, align 8, !tbaa !11
  store i32 %5, ptr %12, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #6
  %21 = load i32, ptr %10, align 4, !tbaa !9
  %22 = sext i32 %21 to i64
  %23 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %22, i64 8)
  %24 = extractvalue { i64, i1 } %23, 1
  %25 = extractvalue { i64, i1 } %23, 0
  %26 = select i1 %24, i64 -1, i64 %25
  %27 = call noalias noundef nonnull ptr @_Znam(i64 noundef %26) #7
  store ptr %27, ptr %15, align 8, !tbaa !5
  store i32 0, ptr %18, align 4, !tbaa !9
  br label %28

28:                                               ; preds = %44, %6
  %29 = load i32, ptr %18, align 4, !tbaa !9
  %30 = load i32, ptr %10, align 4, !tbaa !9
  %31 = icmp slt i32 %29, %30
  br i1 %31, label %32, label %47

32:                                               ; preds = %28
  %33 = load i32, ptr %10, align 4, !tbaa !9
  %34 = sext i32 %33 to i64
  %35 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %34, i64 8)
  %36 = extractvalue { i64, i1 } %35, 1
  %37 = extractvalue { i64, i1 } %35, 0
  %38 = select i1 %36, i64 -1, i64 %37
  %39 = call noalias noundef nonnull ptr @_Znam(i64 noundef %38) #7
  %40 = load ptr, ptr %15, align 8, !tbaa !5
  %41 = load i32, ptr %18, align 4, !tbaa !9
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds ptr, ptr %40, i64 %42
  store ptr %39, ptr %43, align 8, !tbaa !5
  br label %44

44:                                               ; preds = %32
  %45 = load i32, ptr %18, align 4, !tbaa !9
  %46 = add nsw i32 %45, 1
  store i32 %46, ptr %18, align 4, !tbaa !9
  br label %28, !llvm.loop !13

47:                                               ; preds = %28
  %48 = load i32, ptr %10, align 4, !tbaa !9
  %49 = sext i32 %48 to i64
  %50 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %49, i64 8)
  %51 = extractvalue { i64, i1 } %50, 1
  %52 = extractvalue { i64, i1 } %50, 0
  %53 = select i1 %51, i64 -1, i64 %52
  %54 = call noalias noundef nonnull ptr @_Znam(i64 noundef %53) #7
  store ptr %54, ptr %16, align 8, !tbaa !5
  %55 = load i32, ptr %10, align 4, !tbaa !9
  %56 = sext i32 %55 to i64
  %57 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %56, i64 8)
  %58 = extractvalue { i64, i1 } %57, 1
  %59 = extractvalue { i64, i1 } %57, 0
  %60 = select i1 %58, i64 -1, i64 %59
  %61 = call noalias noundef nonnull ptr @_Znam(i64 noundef %60) #7
  store ptr %61, ptr %17, align 8, !tbaa !5
  store i32 0, ptr %20, align 4, !tbaa !9
  br label %62

62:                                               ; preds = %233, %47
  %63 = load i32, ptr %20, align 4, !tbaa !9
  %64 = load i32, ptr %12, align 4, !tbaa !9
  %65 = icmp slt i32 %63, %64
  br i1 %65, label %66, label %236

66:                                               ; preds = %62
  %67 = load ptr, ptr %7, align 8, !tbaa !5
  %68 = load ptr, ptr %8, align 8, !tbaa !5
  %69 = load ptr, ptr %9, align 8, !tbaa !5
  %70 = load i32, ptr %10, align 4, !tbaa !9
  call void %67(ptr noundef %68, ptr noundef %69, i32 noundef %70)
  store i32 0, ptr %18, align 4, !tbaa !9
  br label %71

71:                                               ; preds = %144, %66
  %72 = load i32, ptr %18, align 4, !tbaa !9
  %73 = load i32, ptr %10, align 4, !tbaa !9
  %74 = icmp slt i32 %72, %73
  br i1 %74, label %75, label %147

75:                                               ; preds = %71
  %76 = load ptr, ptr %8, align 8, !tbaa !5
  %77 = load i32, ptr %18, align 4, !tbaa !9
  %78 = sext i32 %77 to i64
  %79 = getelementptr inbounds double, ptr %76, i64 %78
  %80 = load double, ptr %79, align 8, !tbaa !11
  store double %80, ptr %13, align 8, !tbaa !11
  %81 = load double, ptr %13, align 8, !tbaa !11
  %82 = fcmp ogt double %81, 1.000000e+00
  br i1 %82, label %83, label %87

83:                                               ; preds = %75
  %84 = load double, ptr %11, align 8, !tbaa !11
  %85 = load double, ptr %13, align 8, !tbaa !11
  %86 = fmul double %84, %85
  br label %89

87:                                               ; preds = %75
  %88 = load double, ptr %11, align 8, !tbaa !11
  br label %89

89:                                               ; preds = %87, %83
  %90 = phi double [ %86, %83 ], [ %88, %87 ]
  store double %90, ptr %14, align 8, !tbaa !11
  %91 = load double, ptr %13, align 8, !tbaa !11
  %92 = load double, ptr %14, align 8, !tbaa !11
  %93 = fadd double %91, %92
  %94 = load ptr, ptr %8, align 8, !tbaa !5
  %95 = load i32, ptr %18, align 4, !tbaa !9
  %96 = sext i32 %95 to i64
  %97 = getelementptr inbounds double, ptr %94, i64 %96
  store double %93, ptr %97, align 8, !tbaa !11
  %98 = load ptr, ptr %8, align 8, !tbaa !5
  %99 = load i32, ptr %18, align 4, !tbaa !9
  %100 = sext i32 %99 to i64
  %101 = getelementptr inbounds double, ptr %98, i64 %100
  %102 = load double, ptr %101, align 8, !tbaa !11
  %103 = load double, ptr %13, align 8, !tbaa !11
  %104 = fsub double %102, %103
  store double %104, ptr %14, align 8, !tbaa !11
  %105 = load ptr, ptr %7, align 8, !tbaa !5
  %106 = load ptr, ptr %8, align 8, !tbaa !5
  %107 = load ptr, ptr %16, align 8, !tbaa !5
  %108 = load i32, ptr %10, align 4, !tbaa !9
  call void %105(ptr noundef %106, ptr noundef %107, i32 noundef %108)
  %109 = load double, ptr %13, align 8, !tbaa !11
  %110 = load ptr, ptr %8, align 8, !tbaa !5
  %111 = load i32, ptr %18, align 4, !tbaa !9
  %112 = sext i32 %111 to i64
  %113 = getelementptr inbounds double, ptr %110, i64 %112
  store double %109, ptr %113, align 8, !tbaa !11
  store i32 0, ptr %19, align 4, !tbaa !9
  br label %114

114:                                              ; preds = %140, %89
  %115 = load i32, ptr %19, align 4, !tbaa !9
  %116 = load i32, ptr %10, align 4, !tbaa !9
  %117 = icmp slt i32 %115, %116
  br i1 %117, label %118, label %143

118:                                              ; preds = %114
  %119 = load ptr, ptr %16, align 8, !tbaa !5
  %120 = load i32, ptr %19, align 4, !tbaa !9
  %121 = sext i32 %120 to i64
  %122 = getelementptr inbounds double, ptr %119, i64 %121
  %123 = load double, ptr %122, align 8, !tbaa !11
  %124 = load ptr, ptr %9, align 8, !tbaa !5
  %125 = load i32, ptr %19, align 4, !tbaa !9
  %126 = sext i32 %125 to i64
  %127 = getelementptr inbounds double, ptr %124, i64 %126
  %128 = load double, ptr %127, align 8, !tbaa !11
  %129 = fsub double %123, %128
  %130 = load double, ptr %14, align 8, !tbaa !11
  %131 = fdiv double %129, %130
  %132 = load ptr, ptr %15, align 8, !tbaa !5
  %133 = load i32, ptr %19, align 4, !tbaa !9
  %134 = sext i32 %133 to i64
  %135 = getelementptr inbounds ptr, ptr %132, i64 %134
  %136 = load ptr, ptr %135, align 8, !tbaa !5
  %137 = load i32, ptr %18, align 4, !tbaa !9
  %138 = sext i32 %137 to i64
  %139 = getelementptr inbounds double, ptr %136, i64 %138
  store double %131, ptr %139, align 8, !tbaa !11
  br label %140

140:                                              ; preds = %118
  %141 = load i32, ptr %19, align 4, !tbaa !9
  %142 = add nsw i32 %141, 1
  store i32 %142, ptr %19, align 4, !tbaa !9
  br label %114, !llvm.loop !15

143:                                              ; preds = %114
  br label %144

144:                                              ; preds = %143
  %145 = load i32, ptr %18, align 4, !tbaa !9
  %146 = add nsw i32 %145, 1
  store i32 %146, ptr %18, align 4, !tbaa !9
  br label %71, !llvm.loop !16

147:                                              ; preds = %71
  store i32 0, ptr %18, align 4, !tbaa !9
  br label %148

148:                                              ; preds = %189, %147
  %149 = load i32, ptr %18, align 4, !tbaa !9
  %150 = load i32, ptr %10, align 4, !tbaa !9
  %151 = icmp slt i32 %149, %150
  br i1 %151, label %152, label %192

152:                                              ; preds = %148
  store double 0.000000e+00, ptr %13, align 8, !tbaa !11
  store i32 0, ptr %19, align 4, !tbaa !9
  br label %153

153:                                              ; preds = %174, %152
  %154 = load i32, ptr %19, align 4, !tbaa !9
  %155 = load i32, ptr %10, align 4, !tbaa !9
  %156 = icmp slt i32 %154, %155
  br i1 %156, label %157, label %177

157:                                              ; preds = %153
  %158 = load ptr, ptr %15, align 8, !tbaa !5
  %159 = load i32, ptr %18, align 4, !tbaa !9
  %160 = sext i32 %159 to i64
  %161 = getelementptr inbounds ptr, ptr %158, i64 %160
  %162 = load ptr, ptr %161, align 8, !tbaa !5
  %163 = load i32, ptr %19, align 4, !tbaa !9
  %164 = sext i32 %163 to i64
  %165 = getelementptr inbounds double, ptr %162, i64 %164
  %166 = load double, ptr %165, align 8, !tbaa !11
  %167 = load ptr, ptr %8, align 8, !tbaa !5
  %168 = load i32, ptr %19, align 4, !tbaa !9
  %169 = sext i32 %168 to i64
  %170 = getelementptr inbounds double, ptr %167, i64 %169
  %171 = load double, ptr %170, align 8, !tbaa !11
  %172 = load double, ptr %13, align 8, !tbaa !11
  %173 = call double @llvm.fmuladd.f64(double %166, double %171, double %172)
  store double %173, ptr %13, align 8, !tbaa !11
  br label %174

174:                                              ; preds = %157
  %175 = load i32, ptr %19, align 4, !tbaa !9
  %176 = add nsw i32 %175, 1
  store i32 %176, ptr %19, align 4, !tbaa !9
  br label %153, !llvm.loop !17

177:                                              ; preds = %153
  %178 = load double, ptr %13, align 8, !tbaa !11
  %179 = load ptr, ptr %9, align 8, !tbaa !5
  %180 = load i32, ptr %18, align 4, !tbaa !9
  %181 = sext i32 %180 to i64
  %182 = getelementptr inbounds double, ptr %179, i64 %181
  %183 = load double, ptr %182, align 8, !tbaa !11
  %184 = fsub double %178, %183
  %185 = load ptr, ptr %16, align 8, !tbaa !5
  %186 = load i32, ptr %18, align 4, !tbaa !9
  %187 = sext i32 %186 to i64
  %188 = getelementptr inbounds double, ptr %185, i64 %187
  store double %184, ptr %188, align 8, !tbaa !11
  br label %189

189:                                              ; preds = %177
  %190 = load i32, ptr %18, align 4, !tbaa !9
  %191 = add nsw i32 %190, 1
  store i32 %191, ptr %18, align 4, !tbaa !9
  br label %148, !llvm.loop !18

192:                                              ; preds = %148
  %193 = load ptr, ptr %15, align 8, !tbaa !5
  %194 = load ptr, ptr %16, align 8, !tbaa !5
  %195 = load ptr, ptr %17, align 8, !tbaa !5
  %196 = call noundef signext i16 @_ZN8numerary8Numerary17gauss_eliminationEPPdS1_S1_RKi(ptr noundef %193, ptr noundef %194, ptr noundef %195, ptr noundef nonnull align 4 dereferenceable(4) %10)
  store double 0.000000e+00, ptr %13, align 8, !tbaa !11
  store i32 0, ptr %18, align 4, !tbaa !9
  br label %197

197:                                              ; preds = %225, %192
  %198 = load i32, ptr %18, align 4, !tbaa !9
  %199 = load i32, ptr %10, align 4, !tbaa !9
  %200 = icmp slt i32 %198, %199
  br i1 %200, label %201, label %228

201:                                              ; preds = %197
  %202 = load ptr, ptr %8, align 8, !tbaa !5
  %203 = load i32, ptr %18, align 4, !tbaa !9
  %204 = sext i32 %203 to i64
  %205 = getelementptr inbounds double, ptr %202, i64 %204
  %206 = load double, ptr %205, align 8, !tbaa !11
  %207 = load ptr, ptr %17, align 8, !tbaa !5
  %208 = load i32, ptr %18, align 4, !tbaa !9
  %209 = sext i32 %208 to i64
  %210 = getelementptr inbounds double, ptr %207, i64 %209
  %211 = load double, ptr %210, align 8, !tbaa !11
  %212 = fsub double %206, %211
  %213 = call double @llvm.fabs.f64(double %212)
  %214 = load double, ptr %13, align 8, !tbaa !11
  %215 = fadd double %214, %213
  store double %215, ptr %13, align 8, !tbaa !11
  %216 = load ptr, ptr %17, align 8, !tbaa !5
  %217 = load i32, ptr %18, align 4, !tbaa !9
  %218 = sext i32 %217 to i64
  %219 = getelementptr inbounds double, ptr %216, i64 %218
  %220 = load double, ptr %219, align 8, !tbaa !11
  %221 = load ptr, ptr %8, align 8, !tbaa !5
  %222 = load i32, ptr %18, align 4, !tbaa !9
  %223 = sext i32 %222 to i64
  %224 = getelementptr inbounds double, ptr %221, i64 %223
  store double %220, ptr %224, align 8, !tbaa !11
  br label %225

225:                                              ; preds = %201
  %226 = load i32, ptr %18, align 4, !tbaa !9
  %227 = add nsw i32 %226, 1
  store i32 %227, ptr %18, align 4, !tbaa !9
  br label %197, !llvm.loop !19

228:                                              ; preds = %197
  %229 = load double, ptr %13, align 8, !tbaa !11
  %230 = fcmp olt double %229, 1.000000e-04
  br i1 %230, label %231, label %232

231:                                              ; preds = %228
  br label %236

232:                                              ; preds = %228
  br label %233

233:                                              ; preds = %232
  %234 = load i32, ptr %20, align 4, !tbaa !9
  %235 = add nsw i32 %234, 1
  store i32 %235, ptr %20, align 4, !tbaa !9
  br label %62, !llvm.loop !20

236:                                              ; preds = %231, %62
  %237 = load ptr, ptr %17, align 8, !tbaa !5
  %238 = icmp eq ptr %237, null
  br i1 %238, label %240, label %239

239:                                              ; preds = %236
  call void @_ZdaPv(ptr noundef %237) #8
  br label %240

240:                                              ; preds = %239, %236
  %241 = load ptr, ptr %16, align 8, !tbaa !5
  %242 = icmp eq ptr %241, null
  br i1 %242, label %244, label %243

243:                                              ; preds = %240
  call void @_ZdaPv(ptr noundef %241) #8
  br label %244

244:                                              ; preds = %243, %240
  store i32 0, ptr %18, align 4, !tbaa !9
  br label %245

245:                                              ; preds = %258, %244
  %246 = load i32, ptr %18, align 4, !tbaa !9
  %247 = load i32, ptr %10, align 4, !tbaa !9
  %248 = icmp slt i32 %246, %247
  br i1 %248, label %249, label %261

249:                                              ; preds = %245
  %250 = load ptr, ptr %15, align 8, !tbaa !5
  %251 = load i32, ptr %18, align 4, !tbaa !9
  %252 = sext i32 %251 to i64
  %253 = getelementptr inbounds ptr, ptr %250, i64 %252
  %254 = load ptr, ptr %253, align 8, !tbaa !5
  %255 = icmp eq ptr %254, null
  br i1 %255, label %257, label %256

256:                                              ; preds = %249
  call void @_ZdaPv(ptr noundef %254) #8
  br label %257

257:                                              ; preds = %256, %249
  br label %258

258:                                              ; preds = %257
  %259 = load i32, ptr %18, align 4, !tbaa !9
  %260 = add nsw i32 %259, 1
  store i32 %260, ptr %18, align 4, !tbaa !9
  br label %245, !llvm.loop !21

261:                                              ; preds = %245
  %262 = load ptr, ptr %15, align 8, !tbaa !5
  %263 = icmp eq ptr %262, null
  br i1 %263, label %265, label %264

264:                                              ; preds = %261
  call void @_ZdaPv(ptr noundef %262) #8
  br label %265

265:                                              ; preds = %264, %261
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  ret i16 1
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare { i64, i1 } @llvm.umul.with.overflow.i64(i64, i64) #2

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #2

declare noundef signext i16 @_ZN8numerary8Numerary17gauss_eliminationEPPdS1_S1_RKi(ptr noundef, ptr noundef, ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fabs.f64(double) #2

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) #5

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { nobuiltin allocsize(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 = { nobuiltin 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 #6 = { nounwind }
attributes #7 = { builtin allocsize(0) }
attributes #8 = { builtin 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 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}
!17 = distinct !{!17, !14}
!18 = distinct !{!18, !14}
!19 = distinct !{!19, !14}
!20 = distinct !{!20, !14}
!21 = distinct !{!21, !14}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: mustprogress uwtable
define dso_local noundef signext i16 @_ZN8numerary8Numerary37nonlinear_systems_of_equations_newtonEPFvPdS1_iES1_S1_idi(ptr nocapture noundef readonly %0, ptr noundef %1, ptr noundef %2, i32 noundef %3, double noundef %4, i32 noundef %5) local_unnamed_addr #0 align 2 {
  %7 = alloca i32, align 4
  store i32 %3, ptr %7, align 4, !tbaa !5
  %8 = zext i32 %3 to i64
  %9 = icmp slt i32 %3, 0
  %10 = shl nuw nsw i64 %8, 3
  %11 = select i1 %9, i64 -1, i64 %10
  %12 = tail call noalias noundef nonnull ptr @_Znam(i64 noundef %11) #5
  %13 = icmp sgt i32 %3, 0
  br i1 %13, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %6, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %6 ]
  %14 = tail call noalias noundef nonnull ptr @_Znam(i64 noundef %11) #5
  %15 = getelementptr inbounds ptr, ptr %12, i64 %indvars.iv
  store ptr %14, ptr %15, align 8, !tbaa !9
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %8
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !11

._crit_edge:                                      ; preds = %.lr.ph, %6
  %16 = tail call noalias noundef nonnull ptr @_Znam(i64 noundef %11) #5
  %17 = tail call noalias noundef nonnull ptr @_Znam(i64 noundef %11) #5
  %18 = icmp sgt i32 %5, 0
  br i1 %18, label %.lr.ph109, label %._crit_edge110

.lr.ph109:                                        ; preds = %._crit_edge, %._crit_edge105
  %19 = phi i32 [ %96, %._crit_edge105 ], [ %3, %._crit_edge ]
  %.0107 = phi i32 [ %121, %._crit_edge105 ], [ 0, %._crit_edge ]
  call void %0(ptr noundef %1, ptr noundef %2, i32 noundef %19)
  %20 = load i32, ptr %7, align 4, !tbaa !5
  %21 = icmp sgt i32 %20, 0
  br i1 %21, label %.lr.ph93, label %._crit_edge100.split.us

.preheader85:                                     ; preds = %._crit_edge90
  %22 = icmp sgt i32 %63, 0
  br i1 %22, label %.preheader.us.preheader, label %._crit_edge100.split.us

.preheader.us.preheader:                          ; preds = %.preheader85
  %wide.trip.count136 = zext nneg i32 %63 to i64
  %xtraiter155 = and i64 %wide.trip.count136, 3
  %23 = icmp ult i32 %63, 4
  %unroll_iter158 = and i64 %wide.trip.count136, 2147483644
  %lcmp.mod156.not = icmp eq i64 %xtraiter155, 0
  br label %.preheader.us

.preheader.us:                                    ; preds = %.preheader.us.preheader, %._crit_edge97.us
  %indvars.iv133 = phi i64 [ 0, %.preheader.us.preheader ], [ %indvars.iv.next134, %._crit_edge97.us ]
  %24 = getelementptr inbounds ptr, ptr %12, i64 %indvars.iv133
  %25 = load ptr, ptr %24, align 8, !tbaa !9
  br i1 %23, label %._crit_edge97.us.unr-lcssa, label %.preheader.us.new

.preheader.us.new:                                ; preds = %.preheader.us, %.preheader.us.new
  %indvars.iv128 = phi i64 [ %indvars.iv.next129.3, %.preheader.us.new ], [ 0, %.preheader.us ]
  %.08094.us = phi double [ %45, %.preheader.us.new ], [ 0.000000e+00, %.preheader.us ]
  %niter159 = phi i64 [ %niter159.next.3, %.preheader.us.new ], [ 0, %.preheader.us ]
  %26 = getelementptr inbounds double, ptr %25, i64 %indvars.iv128
  %27 = load double, ptr %26, align 8, !tbaa !13
  %28 = getelementptr inbounds double, ptr %1, i64 %indvars.iv128
  %29 = load double, ptr %28, align 8, !tbaa !13
  %30 = call double @llvm.fmuladd.f64(double %27, double %29, double %.08094.us)
  %indvars.iv.next129 = or disjoint i64 %indvars.iv128, 1
  %31 = getelementptr inbounds double, ptr %25, i64 %indvars.iv.next129
  %32 = load double, ptr %31, align 8, !tbaa !13
  %33 = getelementptr inbounds double, ptr %1, i64 %indvars.iv.next129
  %34 = load double, ptr %33, align 8, !tbaa !13
  %35 = call double @llvm.fmuladd.f64(double %32, double %34, double %30)
  %indvars.iv.next129.1 = or disjoint i64 %indvars.iv128, 2
  %36 = getelementptr inbounds double, ptr %25, i64 %indvars.iv.next129.1
  %37 = load double, ptr %36, align 8, !tbaa !13
  %38 = getelementptr inbounds double, ptr %1, i64 %indvars.iv.next129.1
  %39 = load double, ptr %38, align 8, !tbaa !13
  %40 = call double @llvm.fmuladd.f64(double %37, double %39, double %35)
  %indvars.iv.next129.2 = or disjoint i64 %indvars.iv128, 3
  %41 = getelementptr inbounds double, ptr %25, i64 %indvars.iv.next129.2
  %42 = load double, ptr %41, align 8, !tbaa !13
  %43 = getelementptr inbounds double, ptr %1, i64 %indvars.iv.next129.2
  %44 = load double, ptr %43, align 8, !tbaa !13
  %45 = call double @llvm.fmuladd.f64(double %42, double %44, double %40)
  %indvars.iv.next129.3 = add nuw nsw i64 %indvars.iv128, 4
  %niter159.next.3 = add i64 %niter159, 4
  %niter159.ncmp.3 = icmp eq i64 %niter159.next.3, %unroll_iter158
  br i1 %niter159.ncmp.3, label %._crit_edge97.us.unr-lcssa, label %.preheader.us.new, !llvm.loop !15

._crit_edge97.us.unr-lcssa:                       ; preds = %.preheader.us.new, %.preheader.us
  %.lcssa153.ph = phi double [ poison, %.preheader.us ], [ %45, %.preheader.us.new ]
  %indvars.iv128.unr = phi i64 [ 0, %.preheader.us ], [ %indvars.iv.next129.3, %.preheader.us.new ]
  %.08094.us.unr = phi double [ 0.000000e+00, %.preheader.us ], [ %45, %.preheader.us.new ]
  br i1 %lcmp.mod156.not, label %._crit_edge97.us, label %.epil.preheader

.epil.preheader:                                  ; preds = %._crit_edge97.us.unr-lcssa, %.epil.preheader
  %indvars.iv128.epil = phi i64 [ %indvars.iv.next129.epil, %.epil.preheader ], [ %indvars.iv128.unr, %._crit_edge97.us.unr-lcssa ]
  %.08094.us.epil = phi double [ %50, %.epil.preheader ], [ %.08094.us.unr, %._crit_edge97.us.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.epil.preheader ], [ 0, %._crit_edge97.us.unr-lcssa ]
  %46 = getelementptr inbounds double, ptr %25, i64 %indvars.iv128.epil
  %47 = load double, ptr %46, align 8, !tbaa !13
  %48 = getelementptr inbounds double, ptr %1, i64 %indvars.iv128.epil
  %49 = load double, ptr %48, align 8, !tbaa !13
  %50 = call double @llvm.fmuladd.f64(double %47, double %49, double %.08094.us.epil)
  %indvars.iv.next129.epil = add nuw nsw i64 %indvars.iv128.epil, 1
  %epil.iter.next = add i64 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i64 %epil.iter.next, %xtraiter155
  br i1 %epil.iter.cmp.not, label %._crit_edge97.us, label %.epil.preheader, !llvm.loop !16

._crit_edge97.us:                                 ; preds = %.epil.preheader, %._crit_edge97.us.unr-lcssa
  %.lcssa153 = phi double [ %.lcssa153.ph, %._crit_edge97.us.unr-lcssa ], [ %50, %.epil.preheader ]
  %51 = getelementptr inbounds double, ptr %2, i64 %indvars.iv133
  %52 = load double, ptr %51, align 8, !tbaa !13
  %53 = fsub double %.lcssa153, %52
  %54 = getelementptr inbounds double, ptr %16, i64 %indvars.iv133
  store double %53, ptr %54, align 8, !tbaa !13
  %indvars.iv.next134 = add nuw nsw i64 %indvars.iv133, 1
  %exitcond137.not = icmp eq i64 %indvars.iv.next134, %wide.trip.count136
  br i1 %exitcond137.not, label %._crit_edge100.split.us, label %.preheader.us, !llvm.loop !18

.lr.ph93:                                         ; preds = %.lr.ph109, %._crit_edge90
  %indvars.iv125 = phi i64 [ %indvars.iv.next126, %._crit_edge90 ], [ 0, %.lr.ph109 ]
  %55 = phi i32 [ %63, %._crit_edge90 ], [ %20, %.lr.ph109 ]
  %56 = getelementptr inbounds double, ptr %1, i64 %indvars.iv125
  %57 = load double, ptr %56, align 8, !tbaa !13
  %58 = fcmp ogt double %57, 1.000000e+00
  %59 = fmul double %57, %4
  %60 = select i1 %58, double %59, double %4
  %61 = fadd double %57, %60
  store double %61, ptr %56, align 8, !tbaa !13
  %62 = fsub double %61, %57
  call void %0(ptr noundef %1, ptr noundef nonnull %16, i32 noundef %55)
  store double %57, ptr %56, align 8, !tbaa !13
  %63 = load i32, ptr %7, align 4, !tbaa !5
  %64 = icmp sgt i32 %63, 0
  br i1 %64, label %.lr.ph89.preheader, label %._crit_edge90

.lr.ph89.preheader:                               ; preds = %.lr.ph93
  %wide.trip.count123 = zext nneg i32 %63 to i64
  %xtraiter = and i64 %wide.trip.count123, 1
  %65 = icmp eq i32 %63, 1
  br i1 %65, label %._crit_edge90.loopexit.unr-lcssa, label %.lr.ph89.preheader.new

.lr.ph89.preheader.new:                           ; preds = %.lr.ph89.preheader
  %unroll_iter = and i64 %wide.trip.count123, 2147483646
  br label %.lr.ph89

.lr.ph89:                                         ; preds = %.lr.ph89, %.lr.ph89.preheader.new
  %indvars.iv120 = phi i64 [ 0, %.lr.ph89.preheader.new ], [ %indvars.iv.next121.1, %.lr.ph89 ]
  %niter = phi i64 [ 0, %.lr.ph89.preheader.new ], [ %niter.next.1, %.lr.ph89 ]
  %66 = getelementptr inbounds double, ptr %16, i64 %indvars.iv120
  %67 = load double, ptr %66, align 8, !tbaa !13
  %68 = getelementptr inbounds double, ptr %2, i64 %indvars.iv120
  %69 = load double, ptr %68, align 8, !tbaa !13
  %70 = fsub double %67, %69
  %71 = fdiv double %70, %62
  %72 = getelementptr inbounds ptr, ptr %12, i64 %indvars.iv120
  %73 = load ptr, ptr %72, align 8, !tbaa !9
  %74 = getelementptr inbounds double, ptr %73, i64 %indvars.iv125
  store double %71, ptr %74, align 8, !tbaa !13
  %indvars.iv.next121 = or disjoint i64 %indvars.iv120, 1
  %75 = getelementptr inbounds double, ptr %16, i64 %indvars.iv.next121
  %76 = load double, ptr %75, align 8, !tbaa !13
  %77 = getelementptr inbounds double, ptr %2, i64 %indvars.iv.next121
  %78 = load double, ptr %77, align 8, !tbaa !13
  %79 = fsub double %76, %78
  %80 = fdiv double %79, %62
  %81 = getelementptr inbounds ptr, ptr %12, i64 %indvars.iv.next121
  %82 = load ptr, ptr %81, align 8, !tbaa !9
  %83 = getelementptr inbounds double, ptr %82, i64 %indvars.iv125
  store double %80, ptr %83, align 8, !tbaa !13
  %indvars.iv.next121.1 = add nuw nsw i64 %indvars.iv120, 2
  %niter.next.1 = add i64 %niter, 2
  %niter.ncmp.1 = icmp eq i64 %niter.next.1, %unroll_iter
  br i1 %niter.ncmp.1, label %._crit_edge90.loopexit.unr-lcssa, label %.lr.ph89, !llvm.loop !19

._crit_edge90.loopexit.unr-lcssa:                 ; preds = %.lr.ph89, %.lr.ph89.preheader
  %indvars.iv120.unr = phi i64 [ 0, %.lr.ph89.preheader ], [ %indvars.iv.next121.1, %.lr.ph89 ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge90, label %.lr.ph89.epil

.lr.ph89.epil:                                    ; preds = %._crit_edge90.loopexit.unr-lcssa
  %84 = getelementptr inbounds double, ptr %16, i64 %indvars.iv120.unr
  %85 = load double, ptr %84, align 8, !tbaa !13
  %86 = getelementptr inbounds double, ptr %2, i64 %indvars.iv120.unr
  %87 = load double, ptr %86, align 8, !tbaa !13
  %88 = fsub double %85, %87
  %89 = fdiv double %88, %62
  %90 = getelementptr inbounds ptr, ptr %12, i64 %indvars.iv120.unr
  %91 = load ptr, ptr %90, align 8, !tbaa !9
  %92 = getelementptr inbounds double, ptr %91, i64 %indvars.iv125
  store double %89, ptr %92, align 8, !tbaa !13
  br label %._crit_edge90

._crit_edge90:                                    ; preds = %.lr.ph89.epil, %._crit_edge90.loopexit.unr-lcssa, %.lr.ph93
  %indvars.iv.next126 = add nuw nsw i64 %indvars.iv125, 1
  %93 = sext i32 %63 to i64
  %94 = icmp slt i64 %indvars.iv.next126, %93
  br i1 %94, label %.lr.ph93, label %.preheader85, !llvm.loop !20

._crit_edge100.split.us:                          ; preds = %._crit_edge97.us, %.lr.ph109, %.preheader85
  %95 = call noundef signext i16 @_ZN8numerary8Numerary17gauss_eliminationEPPdS1_S1_RKi(ptr noundef nonnull %12, ptr noundef nonnull %16, ptr noundef nonnull %17, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %96 = load i32, ptr %7, align 4, !tbaa !5
  %97 = icmp sgt i32 %96, 0
  br i1 %97, label %.lr.ph104.preheader, label %._crit_edge110

.lr.ph104.preheader:                              ; preds = %._crit_edge100.split.us
  %wide.trip.count141 = zext nneg i32 %96 to i64
  %xtraiter160 = and i64 %wide.trip.count141, 1
  %98 = icmp eq i32 %96, 1
  br i1 %98, label %._crit_edge105.unr-lcssa, label %.lr.ph104.preheader.new

.lr.ph104.preheader.new:                          ; preds = %.lr.ph104.preheader
  %unroll_iter164 = and i64 %wide.trip.count141, 2147483646
  br label %.lr.ph104

.lr.ph104:                                        ; preds = %.lr.ph104, %.lr.ph104.preheader.new
  %indvars.iv138 = phi i64 [ 0, %.lr.ph104.preheader.new ], [ %indvars.iv.next139.1, %.lr.ph104 ]
  %.181101 = phi double [ 0.000000e+00, %.lr.ph104.preheader.new ], [ %112, %.lr.ph104 ]
  %niter165 = phi i64 [ 0, %.lr.ph104.preheader.new ], [ %niter165.next.1, %.lr.ph104 ]
  %99 = getelementptr inbounds double, ptr %1, i64 %indvars.iv138
  %100 = load double, ptr %99, align 8, !tbaa !13
  %101 = getelementptr inbounds double, ptr %17, i64 %indvars.iv138
  %102 = load double, ptr %101, align 8, !tbaa !13
  %103 = fsub double %100, %102
  %104 = call double @llvm.fabs.f64(double %103)
  %105 = fadd double %.181101, %104
  store double %102, ptr %99, align 8, !tbaa !13
  %indvars.iv.next139 = or disjoint i64 %indvars.iv138, 1
  %106 = getelementptr inbounds double, ptr %1, i64 %indvars.iv.next139
  %107 = load double, ptr %106, align 8, !tbaa !13
  %108 = getelementptr inbounds double, ptr %17, i64 %indvars.iv.next139
  %109 = load double, ptr %108, align 8, !tbaa !13
  %110 = fsub double %107, %109
  %111 = call double @llvm.fabs.f64(double %110)
  %112 = fadd double %105, %111
  store double %109, ptr %106, align 8, !tbaa !13
  %indvars.iv.next139.1 = add nuw nsw i64 %indvars.iv138, 2
  %niter165.next.1 = add i64 %niter165, 2
  %niter165.ncmp.1 = icmp eq i64 %niter165.next.1, %unroll_iter164
  br i1 %niter165.ncmp.1, label %._crit_edge105.unr-lcssa, label %.lr.ph104, !llvm.loop !21

._crit_edge105.unr-lcssa:                         ; preds = %.lr.ph104, %.lr.ph104.preheader
  %.lcssa154.ph = phi double [ poison, %.lr.ph104.preheader ], [ %112, %.lr.ph104 ]
  %indvars.iv138.unr = phi i64 [ 0, %.lr.ph104.preheader ], [ %indvars.iv.next139.1, %.lr.ph104 ]
  %.181101.unr = phi double [ 0.000000e+00, %.lr.ph104.preheader ], [ %112, %.lr.ph104 ]
  %lcmp.mod162.not = icmp eq i64 %xtraiter160, 0
  br i1 %lcmp.mod162.not, label %._crit_edge105, label %.lr.ph104.epil

.lr.ph104.epil:                                   ; preds = %._crit_edge105.unr-lcssa
  %113 = getelementptr inbounds double, ptr %1, i64 %indvars.iv138.unr
  %114 = load double, ptr %113, align 8, !tbaa !13
  %115 = getelementptr inbounds double, ptr %17, i64 %indvars.iv138.unr
  %116 = load double, ptr %115, align 8, !tbaa !13
  %117 = fsub double %114, %116
  %118 = call double @llvm.fabs.f64(double %117)
  %119 = fadd double %.181101.unr, %118
  store double %116, ptr %113, align 8, !tbaa !13
  br label %._crit_edge105

._crit_edge105:                                   ; preds = %._crit_edge105.unr-lcssa, %.lr.ph104.epil
  %.lcssa154 = phi double [ %.lcssa154.ph, %._crit_edge105.unr-lcssa ], [ %119, %.lr.ph104.epil ]
  %120 = fcmp olt double %.lcssa154, 1.000000e-04
  %121 = add nuw nsw i32 %.0107, 1
  %exitcond143.not = icmp eq i32 %121, %5
  %or.cond = select i1 %120, i1 true, i1 %exitcond143.not
  br i1 %or.cond, label %._crit_edge110, label %.lr.ph109, !llvm.loop !22

._crit_edge110:                                   ; preds = %._crit_edge100.split.us, %._crit_edge105, %._crit_edge
  call void @_ZdaPv(ptr noundef nonnull %17) #6
  call void @_ZdaPv(ptr noundef nonnull %16) #6
  %122 = load i32, ptr %7, align 4, !tbaa !5
  %123 = icmp sgt i32 %122, 0
  br i1 %123, label %.lr.ph114, label %._crit_edge115

.lr.ph114:                                        ; preds = %._crit_edge110, %129
  %124 = phi i32 [ %130, %129 ], [ %122, %._crit_edge110 ]
  %indvars.iv144 = phi i64 [ %indvars.iv.next145, %129 ], [ 0, %._crit_edge110 ]
  %125 = getelementptr inbounds ptr, ptr %12, i64 %indvars.iv144
  %126 = load ptr, ptr %125, align 8, !tbaa !9
  %127 = icmp eq ptr %126, null
  br i1 %127, label %129, label %128

128:                                              ; preds = %.lr.ph114
  call void @_ZdaPv(ptr noundef nonnull %126) #6
  %.pre = load i32, ptr %7, align 4, !tbaa !5
  br label %129

129:                                              ; preds = %.lr.ph114, %128
  %130 = phi i32 [ %124, %.lr.ph114 ], [ %.pre, %128 ]
  %indvars.iv.next145 = add nuw nsw i64 %indvars.iv144, 1
  %131 = sext i32 %130 to i64
  %132 = icmp slt i64 %indvars.iv.next145, %131
  br i1 %132, label %.lr.ph114, label %._crit_edge115, !llvm.loop !23

._crit_edge115:                                   ; preds = %129, %._crit_edge110
  call void @_ZdaPv(ptr noundef nonnull %12) #6
  ret i16 1
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #2

declare noundef signext i16 @_ZN8numerary8Numerary17gauss_eliminationEPPdS1_S1_RKi(ptr noundef, ptr noundef, ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fabs.f64(double) #2

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(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 = { nobuiltin allocsize(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 speculatable willreturn memory(none) }
attributes #3 = { "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 = { nobuiltin 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 #5 = { builtin allocsize(0) }
attributes #6 = { builtin nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !14, i64 0}
!14 = !{!"double", !7, i64 0}
!15 = distinct !{!15, !12}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.unroll.disable"}
!18 = distinct !{!18, !12}
!19 = distinct !{!19, !12}
!20 = distinct !{!20, !12}
!21 = distinct !{!21, !12}
!22 = distinct !{!22, !12}
!23 = distinct !{!23, !12}


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