; LLVM IR from atcoder/ac-library :: test/example/lazyseg_practice1.ll (Z2op1SS_)

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

%struct.S = type { %"struct.atcoder::static_modint", i32 }
%"struct.atcoder::static_modint" = type { i32 }

; Function Attrs: mustprogress uwtable
define dso_local i64 @_Z2op1SS_(i64 %0, i64 %1) #0 {
  %3 = alloca %struct.S, align 4
  %4 = alloca %struct.S, align 4
  %5 = alloca %struct.S, align 4
  store i64 %0, ptr %4, align 4
  store i64 %1, ptr %5, align 4
  %6 = getelementptr inbounds %struct.S, ptr %3, i32 0, i32 0
  %7 = getelementptr inbounds %struct.S, ptr %4, i32 0, i32 0
  %8 = getelementptr inbounds %struct.S, ptr %5, i32 0, i32 0
  %9 = call i32 @_ZN7atcoderplERKNS_13static_modintILi998244353ELPv0EEES4_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
  %10 = getelementptr inbounds %"struct.atcoder::static_modint", ptr %6, i32 0, i32 0
  store i32 %9, ptr %10, align 4
  %11 = getelementptr inbounds %struct.S, ptr %3, i32 0, i32 1
  %12 = getelementptr inbounds %struct.S, ptr %4, i32 0, i32 1
  %13 = load i32, ptr %12, align 4, !tbaa !5
  %14 = getelementptr inbounds %struct.S, ptr %5, i32 0, i32 1
  %15 = load i32, ptr %14, align 4, !tbaa !5
  %16 = add nsw i32 %13, %15
  store i32 %16, ptr %11, align 4, !tbaa !5
  %17 = load i64, ptr %3, align 4
  ret i64 %17
}

; Function Attrs: mustprogress uwtable
declare dso_local i32 @_ZN7atcoderplERKNS_13static_modintILi998244353ELPv0EEES4_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #0

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" }

!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, !8, i64 4}
!6 = !{!"_ZTS1S", !7, i64 0, !8, i64 4}
!7 = !{!"_ZTSN7atcoder13static_modintILi998244353ELPv0EEE", !8, i64 0}
!8 = !{!"int", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}


; 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"

%struct.S = type { %"struct.atcoder::static_modint", i32 }
%"struct.atcoder::static_modint" = type { i32 }

; Function Attrs: mustprogress uwtable
define dso_local i64 @_Z2op1SS_(i64 %0, i64 %1) local_unnamed_addr #0 {
  %3 = alloca %struct.S, align 8
  %4 = alloca %struct.S, align 8
  store i64 %0, ptr %3, align 8
  store i64 %1, ptr %4, align 8
  %5 = call i32 @_ZN7atcoderplERKNS_13static_modintILi998244353ELPv0EEES4_(ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %6 = getelementptr inbounds i8, ptr %3, i64 4
  %7 = load i32, ptr %6, align 4, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %4, i64 4
  %9 = load i32, ptr %8, align 4, !tbaa !5
  %10 = add nsw i32 %9, %7
  %.sroa.2.0.insert.ext = zext i32 %10 to i64
  %.sroa.2.0.insert.shift = shl nuw i64 %.sroa.2.0.insert.ext, 32
  %.sroa.0.0.insert.ext = zext i32 %5 to i64
  %.sroa.0.0.insert.insert = or disjoint i64 %.sroa.2.0.insert.shift, %.sroa.0.0.insert.ext
  ret i64 %.sroa.0.0.insert.insert
}

; Function Attrs: mustprogress uwtable
declare dso_local i32 @_ZN7atcoderplERKNS_13static_modintILi998244353ELPv0EEES4_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

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" }

!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, !8, i64 4}
!6 = !{!"_ZTS1S", !7, i64 0, !8, i64 4}
!7 = !{!"_ZTSN7atcoder13static_modintILi998244353ELPv0EEE", !8, i64 0}
!8 = !{!"int", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferAlignmentPass,InstCombinePass,ReassociatePass,SROAPass