; LLVM IR from WayneLin92/SSeqCpp :: thirdparty/fmt/test/os-test.ll (Z9open_filev)

; 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.fmt::v10::file" = type { i32 }

@file_content = external constant ptr, align 8

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

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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z9open_filev(ptr dead_on_unwind noalias writable sret(%"class.fmt::v10::file") align 4 %0) #1 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca i1, align 1
  %4 = alloca %"class.fmt::v10::file", align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  store ptr %0, ptr %2, align 8
  store i1 false, ptr %3, align 1
  call void @_ZN3fmt3v104fileC2Ev(ptr noundef nonnull align 4 dereferenceable(4) %0) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  call void @_ZN3fmt3v104fileC2Ev(ptr noundef nonnull align 4 dereferenceable(4) %4) #6
  invoke void @_ZN3fmt3v104file4pipeERS1_S2_(ptr noundef nonnull align 4 dereferenceable(4) %0, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %7 unwind label %15

7:                                                ; preds = %1
  %8 = load ptr, ptr @file_content, align 8, !tbaa !5
  %9 = load ptr, ptr @file_content, align 8, !tbaa !5
  %10 = call i64 @strlen(ptr noundef %9) #7
  %11 = invoke noundef i64 @_ZN3fmt3v104file5writeEPKvm(ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef %8, i64 noundef %10)
          to label %12 unwind label %15

12:                                               ; preds = %7
  invoke void @_ZN3fmt3v104file5closeEv(ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %13 unwind label %15

13:                                               ; preds = %12
  store i1 true, ptr %3, align 1
  call void @_ZN3fmt3v104fileD1Ev(ptr noundef nonnull align 4 dereferenceable(4) %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  %14 = load i1, ptr %3, align 1
  br i1 %14, label %20, label %19

15:                                               ; preds = %12, %7, %1
  %16 = landingpad { ptr, i32 }
          cleanup
  %17 = extractvalue { ptr, i32 } %16, 0
  store ptr %17, ptr %5, align 8
  %18 = extractvalue { ptr, i32 } %16, 1
  store i32 %18, ptr %6, align 4
  call void @_ZN3fmt3v104fileD1Ev(ptr noundef nonnull align 4 dereferenceable(4) %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @_ZN3fmt3v104fileD1Ev(ptr noundef nonnull align 4 dereferenceable(4) %0) #6
  br label %21

19:                                               ; preds = %13
  call void @_ZN3fmt3v104fileD1Ev(ptr noundef nonnull align 4 dereferenceable(4) %0) #6
  br label %20

20:                                               ; preds = %19, %13
  ret void

21:                                               ; preds = %15
  %22 = load ptr, ptr %5, align 8
  %23 = load i32, ptr %6, align 4
  %24 = insertvalue { ptr, i32 } poison, ptr %22, 0
  %25 = insertvalue { ptr, i32 } %24, i32 %23, 1
  resume { ptr, i32 } %25
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3fmt3v104fileC2Ev(ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

declare void @_ZN3fmt3v104file4pipeERS1_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #3

declare i32 @__gxx_personality_v0(...)

declare noundef i64 @_ZN3fmt3v104file5writeEPKvm(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef, i64 noundef) #3

; Function Attrs: nounwind willreturn memory(read)
declare i64 @strlen(ptr noundef) #4

declare void @_ZN3fmt3v104file5closeEv(ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: nounwind
declare void @_ZN3fmt3v104fileD1Ev(ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #5

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

!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.fmt::v10::file" = type { i32 }

@file_content = external local_unnamed_addr constant ptr, align 8

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

; 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 uwtable
define dso_local void @_Z9open_filev(ptr dead_on_unwind noalias nonnull writable sret(%"class.fmt::v10::file") align 4 %0) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.fmt::v10::file", align 4
  tail call void @_ZN3fmt3v104fileC2Ev(ptr noundef nonnull align 4 dereferenceable(4) %0) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  call void @_ZN3fmt3v104fileC2Ev(ptr noundef nonnull align 4 dereferenceable(4) %2) #6
  invoke void @_ZN3fmt3v104file4pipeERS1_S2_(ptr noundef nonnull align 4 dereferenceable(4) %0, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %3 unwind label %9

3:                                                ; preds = %1
  %4 = load ptr, ptr @file_content, align 8, !tbaa !5
  %5 = call i64 @strlen(ptr noundef nonnull dereferenceable(1) %4) #7
  %6 = invoke noundef i64 @_ZN3fmt3v104file5writeEPKvm(ptr noundef nonnull align 4 dereferenceable(4) %2, ptr noundef %4, i64 noundef %5)
          to label %7 unwind label %9

7:                                                ; preds = %3
  invoke void @_ZN3fmt3v104file5closeEv(ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %8 unwind label %9

8:                                                ; preds = %7
  call void @_ZN3fmt3v104fileD1Ev(ptr noundef nonnull align 4 dereferenceable(4) %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  ret void

9:                                                ; preds = %7, %3, %1
  %10 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN3fmt3v104fileD1Ev(ptr noundef nonnull align 4 dereferenceable(4) %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @_ZN3fmt3v104fileD1Ev(ptr noundef nonnull align 4 dereferenceable(4) %0) #6
  resume { ptr, i32 } %10
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3fmt3v104fileC2Ev(ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

declare void @_ZN3fmt3v104file4pipeERS1_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

declare i32 @__gxx_personality_v0(...)

declare noundef i64 @_ZN3fmt3v104file5writeEPKvm(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef, i64 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i64 @strlen(ptr nocapture noundef) local_unnamed_addr #4

declare void @_ZN3fmt3v104file5closeEv(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: nounwind
declare void @_ZN3fmt3v104fileD1Ev(ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #5

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

!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"}


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