; LLVM IR from facebook/redex :: service/reduce-boolean-branches (ReduceBooleanBranches)

; 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"

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches3runEv(ptr noundef nonnull align 8 dereferenceable(56) %0) #0 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i8, align 1
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #2
  store i8 0, ptr %3, align 1, !tbaa !9
  %5 = call noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches15reduce_diamondsEv(ptr noundef nonnull align 8 dereferenceable(56) %4)
  br i1 %5, label %6, label %7

6:                                                ; preds = %1
  store i8 1, ptr %3, align 1, !tbaa !9
  br label %7

7:                                                ; preds = %6, %1
  %8 = call noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches11reduce_xorsEv(ptr noundef nonnull align 8 dereferenceable(56) %4)
  br i1 %8, label %9, label %10

9:                                                ; preds = %7
  store i8 1, ptr %3, align 1, !tbaa !9
  br label %10

10:                                               ; preds = %9, %7
  %11 = load i8, ptr %3, align 1, !tbaa !9, !range !11, !noundef !12
  %12 = trunc i8 %11 to i1
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #2
  ret i1 %12
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches15reduce_diamondsEv(ptr noundef nonnull align 8 dereferenceable(56)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches11reduce_xorsEv(ptr noundef nonnull align 8 dereferenceable(56)) #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}


; 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"

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches3runEv(ptr noundef nonnull align 8 dereferenceable(56) %0) local_unnamed_addr #0 align 2 {
  %2 = tail call noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches15reduce_diamondsEv(ptr noundef nonnull align 8 dereferenceable(56) %0)
  %3 = tail call noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches11reduce_xorsEv(ptr noundef nonnull align 8 dereferenceable(56) %0)
  %.1 = or i1 %2, %3
  ret i1 %.1
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches15reduce_diamondsEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN28reduce_boolean_branches_impl21ReduceBooleanBranches11reduce_xorsEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #0 align 2

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)"}


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