; LLVM IR from fetlang/fetlang :: src/Operator.ll (ZNK8Operator23inferLeftWithoutContextEv)

; 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] }

@_ZTI16FetlangException = external constant ptr
@.str.16 = external hidden unnamed_addr constant [68 x i8], align 1
@.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(...)

declare ptr @__cxa_allocate_exception(i64)

declare void @__cxa_free_exception(ptr)

; Function Attrs: nounwind
declare void @_ZN16FetlangExceptionD1Ev(ptr noundef nonnull align 8 dereferenceable(20)) unnamed_addr #1

declare void @__cxa_throw(ptr, ptr, ptr)

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

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

; 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: mustprogress uwtable
declare dso_local void @_ZN16FetlangExceptionC2ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(20), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_OS8_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef, ptr noundef nonnull align 8 dereferenceable(32)) #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZNK8Operator7getNameB5cxx11Ev(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(136)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136), i32 noundef) #4 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZNK8Operator23inferLeftWithoutContextEv(ptr noundef nonnull align 8 dereferenceable(136) %0) #4 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i1, align 1
  store ptr %0, ptr %3, align 8, !tbaa !5
  %10 = load ptr, ptr %3, align 8
  %11 = call noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136) %10, i32 noundef 1)
  br i1 %11, label %12, label %13

12:                                               ; preds = %1
  store i32 1, ptr %2, align 4
  br label %50

13:                                               ; preds = %1
  %14 = call noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136) %10, i32 noundef 2)
  br i1 %14, label %15, label %16

15:                                               ; preds = %13
  store i32 2, ptr %2, align 4
  br label %50

16:                                               ; preds = %13
  %17 = call noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136) %10, i32 noundef 3)
  br i1 %17, label %18, label %19

18:                                               ; preds = %16
  store i32 3, ptr %2, align 4
  br label %50

19:                                               ; preds = %16
  %20 = call noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136) %10, i32 noundef 4)
  br i1 %20, label %21, label %22

21:                                               ; preds = %19
  store i32 4, ptr %2, align 4
  br label %50

22:                                               ; preds = %19
  store i1 true, ptr %9, align 1
  %23 = call ptr @__cxa_allocate_exception(i64 24) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr %6) #5
  invoke void @_ZNK8Operator7getNameB5cxx11Ev(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %6, ptr noundef nonnull align 8 dereferenceable(136) %10)
          to label %24 unwind label %28

24:                                               ; preds = %22
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_OS8_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %5, ptr noundef @.str.16, ptr noundef nonnull align 8 dereferenceable(32) %6)
          to label %25 unwind label %32

25:                                               ; preds = %24
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %4, ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef @.str.17)
          to label %26 unwind label %36

26:                                               ; preds = %25
  invoke void @_ZN16FetlangExceptionC2ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(20) %23, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %27 unwind label %40

27:                                               ; preds = %26
  store i1 false, ptr %9, align 1
  invoke void @__cxa_throw(ptr %23, ptr @_ZTI16FetlangException, ptr @_ZN16FetlangExceptionD1Ev) #6
          to label %57 unwind label %40

28:                                               ; preds = %22
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %7, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %8, align 4
  br label %46

32:                                               ; preds = %24
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %7, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %8, align 4
  br label %45

36:                                               ; preds = %25
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %7, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %8, align 4
  br label %44

40:                                               ; preds = %27, %26
  %41 = landingpad { ptr, i32 }
          cleanup
  %42 = extractvalue { ptr, i32 } %41, 0
  store ptr %42, ptr %7, align 8
  %43 = extractvalue { ptr, i32 } %41, 1
  store i32 %43, ptr %8, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  br label %44

44:                                               ; preds = %40, %36
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  br label %45

45:                                               ; preds = %44, %32
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #5
  br label %46

46:                                               ; preds = %45, %28
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #5
  %47 = load i1, ptr %9, align 1
  br i1 %47, label %48, label %49

48:                                               ; preds = %46
  call void @__cxa_free_exception(ptr %23) #5
  br label %49

49:                                               ; preds = %48, %46
  br label %52

50:                                               ; preds = %21, %18, %15, %12
  %51 = load i32, ptr %2, align 4
  ret i32 %51

52:                                               ; preds = %49
  %53 = load ptr, ptr %7, align 8
  %54 = load i32, ptr %8, align 4
  %55 = insertvalue { ptr, i32 } poison, ptr %53, 0
  %56 = insertvalue { ptr, i32 } %55, i32 %54, 1
  resume { ptr, i32 } %56

57:                                               ; preds = %27
  unreachable
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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 }
attributes #6 = { noreturn }

!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"}


; 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] }

@_ZTI16FetlangException = external constant ptr
@.str.16 = external hidden unnamed_addr constant [68 x i8], align 1
@.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(...)

declare ptr @__cxa_allocate_exception(i64) local_unnamed_addr

declare void @__cxa_free_exception(ptr) local_unnamed_addr

; Function Attrs: nounwind
declare void @_ZN16FetlangExceptionD1Ev(ptr noundef nonnull align 8 dereferenceable(20)) unnamed_addr #1

declare void @__cxa_throw(ptr, ptr, ptr) local_unnamed_addr

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) 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) #0

; 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: mustprogress uwtable
declare dso_local void @_ZN16FetlangExceptionC2ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(20), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_OS8_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef, ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZNK8Operator7getNameB5cxx11Ev(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(136)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136), i32 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef range(i32 1, 5) i32 @_ZNK8Operator23inferLeftWithoutContextEv(ptr noundef nonnull align 8 dereferenceable(136) %0) local_unnamed_addr #4 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = tail call noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136) %0, i32 noundef 1)
  br i1 %5, label %26, label %6

6:                                                ; preds = %1
  %7 = tail call noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136) %0, i32 noundef 2)
  br i1 %7, label %26, label %8

8:                                                ; preds = %6
  %9 = tail call noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136) %0, i32 noundef 3)
  br i1 %9, label %26, label %10

10:                                               ; preds = %8
  %11 = tail call noundef zeroext i1 @_ZNK8Operator11hasExactLHOE7FetType(ptr noundef nonnull align 8 dereferenceable(136) %0, i32 noundef 4)
  br i1 %11, label %26, label %12

12:                                               ; preds = %10
  %13 = tail call ptr @__cxa_allocate_exception(i64 24) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #5
  invoke void @_ZNK8Operator7getNameB5cxx11Ev(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %4, ptr noundef nonnull align 8 dereferenceable(136) %0)
          to label %14 unwind label %.thread

14:                                               ; preds = %12
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_OS8_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %3, ptr noundef nonnull @.str.16, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %15 unwind label %.thread18

15:                                               ; preds = %14
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %2, ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.17)
          to label %16 unwind label %20

16:                                               ; preds = %15
  invoke void @_ZN16FetlangExceptionC2ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(20) %13, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %17 unwind label %22

17:                                               ; preds = %16
  invoke void @__cxa_throw(ptr nonnull %13, ptr nonnull @_ZTI16FetlangException, ptr nonnull @_ZN16FetlangExceptionD1Ev) #6
          to label %28 unwind label %22

.thread:                                          ; preds = %12
  %18 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  br label %25

.thread18:                                        ; preds = %14
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  br label %25

20:                                               ; preds = %15
  %21 = landingpad { ptr, i32 }
          cleanup
  br label %24

22:                                               ; preds = %17, %16
  %.0 = phi i1 [ false, %17 ], [ true, %16 ]
  %23 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  br label %24

24:                                               ; preds = %20, %22
  %.pn = phi { ptr, i32 } [ %23, %22 ], [ %21, %20 ]
  %.1 = phi i1 [ %.0, %22 ], [ true, %20 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  br i1 %.1, label %25, label %27

25:                                               ; preds = %.thread18, %.thread, %24
  %.pn.pn.pn17 = phi { ptr, i32 } [ %18, %.thread ], [ %.pn, %24 ], [ %19, %.thread18 ]
  call void @__cxa_free_exception(ptr %13) #5
  br label %27

26:                                               ; preds = %10, %8, %6, %1
  %.010 = phi i32 [ 1, %1 ], [ 2, %6 ], [ 3, %8 ], [ 4, %10 ]
  ret i32 %.010

27:                                               ; preds = %24, %25
  %.pn.pn.pn16 = phi { ptr, i32 } [ %.pn, %24 ], [ %.pn.pn.pn17, %25 ]
  resume { ptr, i32 } %.pn.pn.pn16

28:                                               ; preds = %17
  unreachable
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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 }
attributes #6 = { noreturn }

!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)"}


; Effective O3 passes: GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,SROAPass,SimplifyCFGPass,TailCallElimPass