; LLVM IR from buresjan/optim_lbm :: nomad/ext/sgtelib/src/Matrix.ll (ZN7SGTELIB6Matrix8add_fillERKS0_S2_)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.SGTELIB::Matrix" = type { ptr, %"class.std::__cxx11::basic_string", i32, i32, ptr }

@.str.17 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56)) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZNK7SGTELIB6Matrix8get_nameB5cxx11Ev(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(56)) #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7SGTELIB6Matrix8add_fillERKS0_S2_(ptr dead_on_unwind noalias writable sret(%"class.SGTELIB::Matrix") align 8 %0, ptr noundef nonnull align 8 dereferenceable(56) %1, ptr noundef nonnull align 8 dereferenceable(56) %2) #4 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i1, align 1
  %14 = alloca %"class.std::__cxx11::basic_string", align 8
  %15 = alloca %"class.std::__cxx11::basic_string", align 8
  %16 = alloca %"class.std::__cxx11::basic_string", align 8
  %17 = alloca ptr, align 8
  %18 = alloca i32, align 4
  %19 = alloca %"class.std::__cxx11::basic_string", align 8
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  %23 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %22)
  store i32 %23, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  %24 = load ptr, ptr %6, align 8, !tbaa !5
  %25 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %24)
  store i32 %25, ptr %9, align 4, !tbaa !9
  %26 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 4 dereferenceable(4) %9)
  %27 = load i32, ptr %26, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  store i32 %27, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  %28 = load ptr, ptr %5, align 8, !tbaa !5
  %29 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %28)
  store i32 %29, ptr %11, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  %30 = load ptr, ptr %6, align 8, !tbaa !5
  %31 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %30)
  store i32 %31, ptr %12, align 4, !tbaa !9
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
  %33 = load i32, ptr %32, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  store i32 %33, ptr %10, align 4, !tbaa !9
  store i1 false, ptr %13, align 1
  call void @llvm.lifetime.start.p0(i64 32, ptr %14) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr %15) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr %16) #5
  %34 = load ptr, ptr %5, align 8, !tbaa !5
  call void @_ZNK7SGTELIB6Matrix8get_nameB5cxx11Ev(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %16, ptr noundef nonnull align 8 dereferenceable(56) %34)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %15, ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef @.str.17)
          to label %35 unwind label %79

35:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 32, ptr %19) #5
  %36 = load ptr, ptr %6, align 8, !tbaa !5
  invoke void @_ZNK7SGTELIB6Matrix8get_nameB5cxx11Ev(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %19, ptr noundef nonnull align 8 dereferenceable(56) %36)
          to label %37 unwind label %83

37:                                               ; preds = %35
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %14, ptr noundef nonnull align 8 dereferenceable(32) %15, ptr noundef nonnull align 8 dereferenceable(32) %19)
          to label %38 unwind label %87

38:                                               ; preds = %37
  %39 = load i32, ptr %7, align 4, !tbaa !9
  %40 = load i32, ptr %10, align 4, !tbaa !9
  invoke void @_ZN7SGTELIB6MatrixC1ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEii(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 8 dereferenceable(32) %14, i32 noundef %39, i32 noundef %40)
          to label %41 unwind label %91

41:                                               ; preds = %38
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %14) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #5
  store i32 0, ptr %20, align 4, !tbaa !9
  br label %42

42:                                               ; preds = %103, %41
  %43 = load i32, ptr %20, align 4, !tbaa !9
  %44 = load ptr, ptr %5, align 8, !tbaa !5
  %45 = invoke noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %44)
          to label %46 unwind label %98

46:                                               ; preds = %42
  %47 = icmp slt i32 %43, %45
  br i1 %47, label %48, label %106

48:                                               ; preds = %46
  store i32 0, ptr %21, align 4, !tbaa !9
  br label %49

49:                                               ; preds = %76, %48
  %50 = load i32, ptr %21, align 4, !tbaa !9
  %51 = load ptr, ptr %5, align 8, !tbaa !5
  %52 = invoke noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %51)
          to label %53 unwind label %98

53:                                               ; preds = %49
  %54 = icmp slt i32 %50, %52
  br i1 %54, label %55, label %102

55:                                               ; preds = %53
  %56 = load ptr, ptr %5, align 8, !tbaa !5
  %57 = getelementptr inbounds %"class.SGTELIB::Matrix", ptr %56, i32 0, i32 4
  %58 = load ptr, ptr %57, align 8, !tbaa !11
  %59 = load i32, ptr %20, align 4, !tbaa !9
  %60 = sext i32 %59 to i64
  %61 = getelementptr inbounds ptr, ptr %58, i64 %60
  %62 = load ptr, ptr %61, align 8, !tbaa !5
  %63 = load i32, ptr %21, align 4, !tbaa !9
  %64 = sext i32 %63 to i64
  %65 = getelementptr inbounds double, ptr %62, i64 %64
  %66 = load double, ptr %65, align 8, !tbaa !16
  %67 = getelementptr inbounds %"class.SGTELIB::Matrix", ptr %0, i32 0, i32 4
  %68 = load ptr, ptr %67, align 8, !tbaa !11
  %69 = load i32, ptr %20, align 4, !tbaa !9
  %70 = sext i32 %69 to i64
  %71 = getelementptr inbounds ptr, ptr %68, i64 %70
  %72 = load ptr, ptr %71, align 8, !tbaa !5
  %73 = load i32, ptr %21, align 4, !tbaa !9
  %74 = sext i32 %73 to i64
  %75 = getelementptr inbounds double, ptr %72, i64 %74
  store double %66, ptr %75, align 8, !tbaa !16
  br label %76

76:                                               ; preds = %55
  %77 = load i32, ptr %21, align 4, !tbaa !9
  %78 = add nsw i32 %77, 1
  store i32 %78, ptr %21, align 4, !tbaa !9
  br label %49, !llvm.loop !18

79:                                               ; preds = %3
  %80 = landingpad { ptr, i32 }
          cleanup
  %81 = extractvalue { ptr, i32 } %80, 0
  store ptr %81, ptr %17, align 8
  %82 = extractvalue { ptr, i32 } %80, 1
  store i32 %82, ptr %18, align 4
  br label %97

83:                                               ; preds = %35
  %84 = landingpad { ptr, i32 }
          cleanup
  %85 = extractvalue { ptr, i32 } %84, 0
  store ptr %85, ptr %17, align 8
  %86 = extractvalue { ptr, i32 } %84, 1
  store i32 %86, ptr %18, align 4
  br label %96

87:                                               ; preds = %37
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %17, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %18, align 4
  br label %95

91:                                               ; preds = %38
  %92 = landingpad { ptr, i32 }
          cleanup
  %93 = extractvalue { ptr, i32 } %92, 0
  store ptr %93, ptr %17, align 8
  %94 = extractvalue { ptr, i32 } %92, 1
  store i32 %94, ptr %18, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #5
  br label %95

95:                                               ; preds = %91, %87
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #5
  br label %96

96:                                               ; preds = %95, %83
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #5
  br label %97

97:                                               ; preds = %96, %79
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %14) #5
  br label %154

98:                                               ; preds = %114, %107, %49, %42
  %99 = landingpad { ptr, i32 }
          cleanup
  %100 = extractvalue { ptr, i32 } %99, 0
  store ptr %100, ptr %17, align 8
  %101 = extractvalue { ptr, i32 } %99, 1
  store i32 %101, ptr %18, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #5
  call void @_ZN7SGTELIB6MatrixD1Ev(ptr noundef nonnull align 8 dereferenceable(56) %0) #5
  br label %154

102:                                              ; preds = %53
  br label %103

103:                                              ; preds = %102
  %104 = load i32, ptr %20, align 4, !tbaa !9
  %105 = add nsw i32 %104, 1
  store i32 %105, ptr %20, align 4, !tbaa !9
  br label %42, !llvm.loop !20

106:                                              ; preds = %46
  store i32 0, ptr %20, align 4, !tbaa !9
  br label %107

107:                                              ; preds = %147, %106
  %108 = load i32, ptr %20, align 4, !tbaa !9
  %109 = load ptr, ptr %6, align 8, !tbaa !5
  %110 = invoke noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %109)
          to label %111 unwind label %98

111:                                              ; preds = %107
  %112 = icmp slt i32 %108, %110
  br i1 %112, label %113, label %150

113:                                              ; preds = %111
  store i32 0, ptr %21, align 4, !tbaa !9
  br label %114

114:                                              ; preds = %143, %113
  %115 = load i32, ptr %21, align 4, !tbaa !9
  %116 = load ptr, ptr %6, align 8, !tbaa !5
  %117 = invoke noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %116)
          to label %118 unwind label %98

118:                                              ; preds = %114
  %119 = icmp slt i32 %115, %117
  br i1 %119, label %120, label %146

120:                                              ; preds = %118
  %121 = load ptr, ptr %6, align 8, !tbaa !5
  %122 = getelementptr inbounds %"class.SGTELIB::Matrix", ptr %121, i32 0, i32 4
  %123 = load ptr, ptr %122, align 8, !tbaa !11
  %124 = load i32, ptr %20, align 4, !tbaa !9
  %125 = sext i32 %124 to i64
  %126 = getelementptr inbounds ptr, ptr %123, i64 %125
  %127 = load ptr, ptr %126, align 8, !tbaa !5
  %128 = load i32, ptr %21, align 4, !tbaa !9
  %129 = sext i32 %128 to i64
  %130 = getelementptr inbounds double, ptr %127, i64 %129
  %131 = load double, ptr %130, align 8, !tbaa !16
  %132 = getelementptr inbounds %"class.SGTELIB::Matrix", ptr %0, i32 0, i32 4
  %133 = load ptr, ptr %132, align 8, !tbaa !11
  %134 = load i32, ptr %20, align 4, !tbaa !9
  %135 = sext i32 %134 to i64
  %136 = getelementptr inbounds ptr, ptr %133, i64 %135
  %137 = load ptr, ptr %136, align 8, !tbaa !5
  %138 = load i32, ptr %21, align 4, !tbaa !9
  %139 = sext i32 %138 to i64
  %140 = getelementptr inbounds double, ptr %137, i64 %139
  %141 = load double, ptr %140, align 8, !tbaa !16
  %142 = fadd double %141, %131
  store double %142, ptr %140, align 8, !tbaa !16
  br label %143

143:                                              ; preds = %120
  %144 = load i32, ptr %21, align 4, !tbaa !9
  %145 = add nsw i32 %144, 1
  store i32 %145, ptr %21, align 4, !tbaa !9
  br label %114, !llvm.loop !21

146:                                              ; preds = %118
  br label %147

147:                                              ; preds = %146
  %148 = load i32, ptr %20, align 4, !tbaa !9
  %149 = add nsw i32 %148, 1
  store i32 %149, ptr %20, align 4, !tbaa !9
  br label %107, !llvm.loop !22

150:                                              ; preds = %111
  store i1 true, ptr %13, align 1
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #5
  %151 = load i1, ptr %13, align 1
  br i1 %151, label %153, label %152

152:                                              ; preds = %150
  call void @_ZN7SGTELIB6MatrixD1Ev(ptr noundef nonnull align 8 dereferenceable(56) %0) #5
  br label %153

153:                                              ; preds = %152, %150
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  ret void

154:                                              ; preds = %98, %97
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %155

155:                                              ; preds = %154
  %156 = load ptr, ptr %17, align 8
  %157 = load i32, ptr %18, align 4
  %158 = insertvalue { ptr, i32 } poison, ptr %156, 0
  %159 = insertvalue { ptr, i32 } %158, i32 %157, 1
  resume { ptr, i32 } %159
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

declare void @_ZN7SGTELIB6MatrixC1ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEii(ptr, ptr, i32, i32)

declare void @_ZN7SGTELIB6MatrixD1Ev(ptr)

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { inlinehint 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 = { 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 = { 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 #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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 48}
!12 = !{!"_ZTSN7SGTELIB6MatrixE", !13, i64 8, !10, i64 40, !10, i64 44, !6, i64 48}
!13 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !14, i64 0, !15, i64 8, !7, i64 16}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!15 = !{!"long", !7, i64 0}
!16 = !{!17, !17, i64 0}
!17 = !{!"double", !7, i64 0}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}
!20 = distinct !{!20, !19}
!21 = distinct !{!21, !19}
!22 = distinct !{!22, !19}


; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.SGTELIB::Matrix" = type { ptr, %"class.std::__cxx11::basic_string", i32, i32, ptr }

@.str.17 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZNK7SGTELIB6Matrix8get_nameB5cxx11Ev(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7SGTELIB6Matrix8add_fillERKS0_S2_(ptr dead_on_unwind noalias writable sret(%"class.SGTELIB::Matrix") align 8 %0, ptr noundef nonnull align 8 dereferenceable(56) %1, ptr noundef nonnull align 8 dereferenceable(56) %2) local_unnamed_addr #4 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  %12 = tail call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %1)
  store i32 %12, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #5
  %13 = tail call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %2)
  store i32 %13, ptr %5, align 4, !tbaa !5
  %14 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %15 = load i32, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  %16 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %1)
  store i32 %16, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #5
  %17 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %2)
  store i32 %17, ptr %7, align 4, !tbaa !5
  %18 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %19 = load i32, ptr %18, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %10) #5
  call void @_ZNK7SGTELIB6Matrix8get_nameB5cxx11Ev(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %10, ptr noundef nonnull align 8 dereferenceable(56) %1)
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %9, ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef nonnull @.str.17)
          to label %20 unwind label %46

20:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %11) #5
  invoke void @_ZNK7SGTELIB6Matrix8get_nameB5cxx11Ev(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %11, ptr noundef nonnull align 8 dereferenceable(56) %2)
          to label %21 unwind label %48

21:                                               ; preds = %20
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %8, ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %11)
          to label %22 unwind label %50

22:                                               ; preds = %21
  invoke void @_ZN7SGTELIB6MatrixC1ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEii(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 8 dereferenceable(32) %8, i32 noundef %15, i32 noundef %19)
          to label %23 unwind label %52

23:                                               ; preds = %22
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #5
  %24 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %1)
  %25 = icmp sgt i32 %24, 0
  br i1 %25, label %.preheader43.lr.ph, label %.preheader42

.preheader43.lr.ph:                               ; preds = %23
  %26 = getelementptr inbounds i8, ptr %1, i64 48
  %27 = getelementptr inbounds i8, ptr %0, i64 48
  br label %.preheader43

.preheader43:                                     ; preds = %.preheader43.lr.ph, %._crit_edge
  %indvars.iv52 = phi i64 [ 0, %.preheader43.lr.ph ], [ %indvars.iv.next53, %._crit_edge ]
  %28 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %1)
  %29 = icmp sgt i32 %28, 0
  br i1 %29, label %.lr.ph, label %._crit_edge

.preheader42:                                     ; preds = %._crit_edge, %23
  %30 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %2)
  %31 = icmp sgt i32 %30, 0
  br i1 %31, label %.preheader.lr.ph, label %._crit_edge50

.preheader.lr.ph:                                 ; preds = %.preheader42
  %32 = getelementptr inbounds i8, ptr %2, i64 48
  %33 = getelementptr inbounds i8, ptr %0, i64 48
  br label %.preheader

.lr.ph:                                           ; preds = %.preheader43, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.preheader43 ]
  %34 = load ptr, ptr %26, align 8, !tbaa !9
  %35 = getelementptr inbounds ptr, ptr %34, i64 %indvars.iv52
  %36 = load ptr, ptr %35, align 8, !tbaa !15
  %37 = getelementptr inbounds double, ptr %36, i64 %indvars.iv
  %38 = load double, ptr %37, align 8, !tbaa !16
  %39 = load ptr, ptr %27, align 8, !tbaa !9
  %40 = getelementptr inbounds ptr, ptr %39, i64 %indvars.iv52
  %41 = load ptr, ptr %40, align 8, !tbaa !15
  %42 = getelementptr inbounds double, ptr %41, i64 %indvars.iv
  store double %38, ptr %42, align 8, !tbaa !16
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %43 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %1)
  %44 = sext i32 %43 to i64
  %45 = icmp slt i64 %indvars.iv.next, %44
  br i1 %45, label %.lr.ph, label %._crit_edge, !llvm.loop !18

46:                                               ; preds = %3
  %47 = landingpad { ptr, i32 }
          cleanup
  br label %56

48:                                               ; preds = %20
  %49 = landingpad { ptr, i32 }
          cleanup
  br label %55

50:                                               ; preds = %21
  %51 = landingpad { ptr, i32 }
          cleanup
  br label %54

52:                                               ; preds = %22
  %53 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  br label %54

54:                                               ; preds = %52, %50
  %.pn = phi { ptr, i32 } [ %53, %52 ], [ %51, %50 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #5
  br label %55

55:                                               ; preds = %54, %48
  %.pn.pn = phi { ptr, i32 } [ %.pn, %54 ], [ %49, %48 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  br label %56

56:                                               ; preds = %55, %46
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %55 ], [ %47, %46 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #5
  resume { ptr, i32 } %.pn.pn.pn

._crit_edge:                                      ; preds = %.lr.ph, %.preheader43
  %indvars.iv.next53 = add nuw nsw i64 %indvars.iv52, 1
  %57 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %1)
  %58 = sext i32 %57 to i64
  %59 = icmp slt i64 %indvars.iv.next53, %58
  br i1 %59, label %.preheader43, label %.preheader42, !llvm.loop !20

.preheader:                                       ; preds = %.preheader.lr.ph, %._crit_edge48
  %indvars.iv58 = phi i64 [ 0, %.preheader.lr.ph ], [ %indvars.iv.next59, %._crit_edge48 ]
  %60 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %2)
  %61 = icmp sgt i32 %60, 0
  br i1 %61, label %.lr.ph47, label %._crit_edge48

.lr.ph47:                                         ; preds = %.preheader, %.lr.ph47
  %indvars.iv55 = phi i64 [ %indvars.iv.next56, %.lr.ph47 ], [ 0, %.preheader ]
  %62 = load ptr, ptr %32, align 8, !tbaa !9
  %63 = getelementptr inbounds ptr, ptr %62, i64 %indvars.iv58
  %64 = load ptr, ptr %63, align 8, !tbaa !15
  %65 = getelementptr inbounds double, ptr %64, i64 %indvars.iv55
  %66 = load double, ptr %65, align 8, !tbaa !16
  %67 = load ptr, ptr %33, align 8, !tbaa !9
  %68 = getelementptr inbounds ptr, ptr %67, i64 %indvars.iv58
  %69 = load ptr, ptr %68, align 8, !tbaa !15
  %70 = getelementptr inbounds double, ptr %69, i64 %indvars.iv55
  %71 = load double, ptr %70, align 8, !tbaa !16
  %72 = fadd double %66, %71
  store double %72, ptr %70, align 8, !tbaa !16
  %indvars.iv.next56 = add nuw nsw i64 %indvars.iv55, 1
  %73 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_colsEv(ptr noundef nonnull align 8 dereferenceable(56) %2)
  %74 = sext i32 %73 to i64
  %75 = icmp slt i64 %indvars.iv.next56, %74
  br i1 %75, label %.lr.ph47, label %._crit_edge48, !llvm.loop !21

._crit_edge48:                                    ; preds = %.lr.ph47, %.preheader
  %indvars.iv.next59 = add nuw nsw i64 %indvars.iv58, 1
  %76 = call noundef i32 @_ZNK7SGTELIB6Matrix11get_nb_rowsEv(ptr noundef nonnull align 8 dereferenceable(56) %2)
  %77 = sext i32 %76 to i64
  %78 = icmp slt i64 %indvars.iv.next59, %77
  br i1 %78, label %.preheader, label %._crit_edge50, !llvm.loop !22

._crit_edge50:                                    ; preds = %._crit_edge48, %.preheader42
  ret void
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

declare void @_ZN7SGTELIB6MatrixC1ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEii(ptr, ptr, i32, i32) local_unnamed_addr

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { inlinehint 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 = { 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 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !13, i64 48}
!10 = !{!"_ZTSN7SGTELIB6MatrixE", !11, i64 8, !6, i64 40, !6, i64 44, !13, i64 48}
!11 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !12, i64 0, !14, i64 8, !7, i64 16}
!12 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !13, i64 0}
!13 = !{!"any pointer", !7, i64 0}
!14 = !{!"long", !7, i64 0}
!15 = !{!13, !13, i64 0}
!16 = !{!17, !17, i64 0}
!17 = !{!"double", !7, i64 0}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}
!20 = distinct !{!20, !19}
!21 = distinct !{!21, !19}
!22 = distinct !{!22, !19}


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