; LLVM IR from microsoft/Multiverso :: src/io (local_stream)

; 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"

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #0

; Function Attrs: mustprogress uwtable
define dso_local noundef ptr @_ZN10multiverso18LocalStreamFactory4OpenERKNS_3URIENS_12FileOpenModeE(ptr noundef nonnull align 8 dereferenceable(40) %0, ptr noundef nonnull align 8 dereferenceable(128) %1, i32 noundef %2) unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  %9 = load ptr, ptr %4, align 8
  %10 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 56) #3
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = load i32, ptr %6, align 4, !tbaa !9
  invoke void @_ZN10multiverso11LocalStreamC1ERKNS_3URIENS_12FileOpenModeE(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(128) %11, i32 noundef %12)
          to label %13 unwind label %14

13:                                               ; preds = %3
  ret ptr %10

14:                                               ; preds = %3
  %15 = landingpad { ptr, i32 }
          cleanup
  %16 = extractvalue { ptr, i32 } %15, 0
  store ptr %16, ptr %7, align 8
  %17 = extractvalue { ptr, i32 } %15, 1
  store i32 %17, ptr %8, align 4
  call void @_ZdlPvm(ptr noundef %10, i64 noundef 56) #4
  br label %18

18:                                               ; preds = %14
  %19 = load ptr, ptr %7, align 8
  %20 = load i32, ptr %8, align 4
  %21 = insertvalue { ptr, i32 } poison, ptr %19, 0
  %22 = insertvalue { ptr, i32 } %21, i32 %20, 1
  resume { ptr, i32 } %22
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #2

declare void @_ZN10multiverso11LocalStreamC1ERKNS_3URIENS_12FileOpenModeE(ptr, ptr, i32)

attributes #0 = { nobuiltin 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 #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 = { nobuiltin allocsize(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 = { builtin allocsize(0) }
attributes #4 = { builtin 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 = !{!"_ZTSN10multiverso12FileOpenModeE", !7, i64 0}


; 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"

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull ptr @_ZN10multiverso18LocalStreamFactory4OpenERKNS_3URIENS_12FileOpenModeE(ptr nocapture noundef nonnull readnone align 8 dereferenceable(40) %0, ptr noundef nonnull align 8 dereferenceable(128) %1, i32 noundef %2) unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %4 = tail call noalias noundef nonnull dereferenceable(56) ptr @_Znwm(i64 noundef 56) #3
  invoke void @_ZN10multiverso11LocalStreamC1ERKNS_3URIENS_12FileOpenModeE(ptr noundef nonnull align 8 dereferenceable(56) %4, ptr noundef nonnull align 8 dereferenceable(128) %1, i32 noundef %2)
          to label %5 unwind label %6

5:                                                ; preds = %3
  ret ptr %4

6:                                                ; preds = %3
  %7 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZdlPvm(ptr noundef nonnull %4, i64 noundef 56) #4
  resume { ptr, i32 } %7
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #2

declare void @_ZN10multiverso11LocalStreamC1ERKNS_3URIENS_12FileOpenModeE(ptr, ptr, i32) local_unnamed_addr

attributes #0 = { nobuiltin 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 #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 = { nobuiltin allocsize(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 = { builtin allocsize(0) }
attributes #4 = { builtin 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)"}


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