; LLVM IR from spirosmaggioros/AlgoPlus :: tests/algorithms/sorting/scheduling.ll (Z10schedulingRSt6vectorISt4pairIiiESaIS1_EE)

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

%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%class.anon = type { i8 }
%"struct.std::pair" = type { i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z10schedulingRSt6vectorISt4pairIiiESaIS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %0) #0 {
  %2 = alloca ptr, align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %class.anon, align 1
  %6 = alloca %"struct.std::pair", align 4
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"struct.std::pair", align 4
  %12 = alloca ptr, align 8
  %13 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #5
  %16 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %3, i32 0, i32 0
  store ptr %15, ptr %16, align 8
  %17 = load ptr, ptr %2, align 8, !tbaa !5
  %18 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %17) #5
  %19 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %4, i32 0, i32 0
  store ptr %18, ptr %19, align 8
  %20 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %3, i32 0, i32 0
  %21 = load ptr, ptr %20, align 8
  %22 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %4, i32 0, i32 0
  %23 = load ptr, ptr %22, align 8
  call void @"_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEZ10schedulingRS7_E3$_0EvT_SB_T0_"(ptr %21, ptr %23)
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  %25 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %24, i64 noundef 0) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %6, ptr align 4 %25, i64 8, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %26 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8) %6) #5
  store ptr %26, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %27 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8) %6) #5
  store ptr %27, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 1, ptr %9, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 1, ptr %10, align 4, !tbaa !9
  br label %28

28:                                               ; preds = %65, %1
  %29 = load i32, ptr %10, align 4, !tbaa !9
  %30 = load ptr, ptr %2, align 8, !tbaa !5
  %31 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %30) #5
  %32 = trunc i64 %31 to i32
  %33 = icmp slt i32 %29, %32
  br i1 %33, label %35, label %34

34:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %68

35:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %36 = load ptr, ptr %2, align 8, !tbaa !5
  %37 = load i32, ptr %10, align 4, !tbaa !9
  %38 = sext i32 %37 to i64
  %39 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %36, i64 noundef %38) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %11, ptr align 4 %39, i64 8, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8) %11) #5
  store ptr %40, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8) %11) #5
  store ptr %41, ptr %13, align 8, !tbaa !5
  %42 = load ptr, ptr %12, align 8, !tbaa !5
  %43 = load i32, ptr %42, align 4, !tbaa !9
  %44 = load ptr, ptr %8, align 8, !tbaa !5
  %45 = load i32, ptr %44, align 4, !tbaa !9
  %46 = icmp sge i32 %43, %45
  br i1 %46, label %47, label %64

47:                                               ; preds = %35
  %48 = load i32, ptr %9, align 4, !tbaa !9
  %49 = add nsw i32 %48, 1
  store i32 %49, ptr %9, align 4, !tbaa !9
  %50 = load ptr, ptr %2, align 8, !tbaa !5
  %51 = load i32, ptr %10, align 4, !tbaa !9
  %52 = sext i32 %51 to i64
  %53 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %50, i64 noundef %52) #5
  %54 = getelementptr inbounds %"struct.std::pair", ptr %53, i32 0, i32 0
  %55 = load i32, ptr %54, align 4, !tbaa !11
  %56 = load ptr, ptr %7, align 8, !tbaa !5
  store i32 %55, ptr %56, align 4, !tbaa !9
  %57 = load ptr, ptr %2, align 8, !tbaa !5
  %58 = load i32, ptr %10, align 4, !tbaa !9
  %59 = sext i32 %58 to i64
  %60 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %57, i64 noundef %59) #5
  %61 = getelementptr inbounds %"struct.std::pair", ptr %60, i32 0, i32 1
  %62 = load i32, ptr %61, align 4, !tbaa !13
  %63 = load ptr, ptr %8, align 8, !tbaa !5
  store i32 %62, ptr %63, align 4, !tbaa !9
  br label %64

64:                                               ; preds = %47, %35
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %65

65:                                               ; preds = %64
  %66 = load i32, ptr %10, align 4, !tbaa !9
  %67 = add nsw i32 %66, 1
  store i32 %67, ptr %10, align 4, !tbaa !9
  br label %28, !llvm.loop !14

68:                                               ; preds = %34
  %69 = load i32, ptr %9, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  ret i32 %69
}

; Function Attrs: inlinehint mustprogress uwtable
declare hidden void @"_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEZ10schedulingRS7_E3$_0EvT_SB_T0_"(ptr, ptr) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #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 noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

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

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 = { 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 #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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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, !10, i64 0}
!12 = !{!"_ZTSSt4pairIiiE", !10, i64 0, !10, i64 4}
!13 = !{!12, !10, i64 4}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


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

%"struct.std::pair" = type { i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z10schedulingRSt6vectorISt4pairIiiESaIS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %0) local_unnamed_addr #0 {
  %2 = alloca %"struct.std::pair", align 8
  %3 = alloca %"struct.std::pair", align 8
  %4 = tail call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %5 = tail call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  tail call void @"_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEZ10schedulingRS7_E3$_0EvT_SB_T0_"(ptr %4, ptr %5)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  %6 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 0) #4
  %7 = load i64, ptr %6, align 4
  store i64 %7, ptr %2, align 8
  %8 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8) %2) #4
  %9 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8) %2) #4
  %10 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %11 = trunc i64 %10 to i32
  %12 = icmp sgt i32 %11, 1
  br i1 %12, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %26, %1
  %.0.lcssa = phi i32 [ 1, %1 ], [ %.1, %26 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  ret i32 %.0.lcssa

.lr.ph:                                           ; preds = %1, %26
  %indvars.iv = phi i64 [ %indvars.iv.next, %26 ], [ 1, %1 ]
  %.020 = phi i32 [ %.1, %26 ], [ 1, %1 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %13 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #4
  %14 = load i64, ptr %13, align 4
  store i64 %14, ptr %3, align 8
  %15 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8) %3) #4
  %16 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8) %3) #4
  %17 = load i32, ptr %15, align 4, !tbaa !5
  %18 = load i32, ptr %9, align 4, !tbaa !5
  %.not = icmp slt i32 %17, %18
  br i1 %.not, label %26, label %19

19:                                               ; preds = %.lr.ph
  %20 = add nsw i32 %.020, 1
  %21 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #4
  %22 = load i32, ptr %21, align 4, !tbaa !9
  store i32 %22, ptr %8, align 4, !tbaa !5
  %23 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #4
  %24 = getelementptr inbounds i8, ptr %23, i64 4
  %25 = load i32, ptr %24, align 4, !tbaa !11
  store i32 %25, ptr %9, align 4, !tbaa !5
  br label %26

26:                                               ; preds = %19, %.lr.ph
  %.1 = phi i32 [ %20, %19 ], [ %.020, %.lr.ph ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %27 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %sext = shl i64 %27, 32
  %28 = ashr exact i64 %sext, 32
  %29 = icmp slt i64 %indvars.iv.next, %28
  br i1 %29, label %.lr.ph, label %._crit_edge, !llvm.loop !12
}

; Function Attrs: inlinehint mustprogress uwtable
declare hidden void @"_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEZ10schedulingRS7_E3$_0EvT_SB_T0_"(ptr, ptr) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) 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 noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EiiEONSt13tuple_elementIXT_ESt4pairIT0_T1_EE4typeEOS4_(ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_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

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 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!11 = !{!10, !6, i64 4}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass