; LLVM IR from yinqiwen/ardb :: src/common/thread/event_condition.ll (ZN4ardb14EventConditionC2Ev)

; 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.ardb::EventCondition" = type { i32, i32, i32 }

@.str = external hidden unnamed_addr constant [9 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [85 x i8], align 1
@__PRETTY_FUNCTION__._ZN4ardb14EventConditionC2Ev = external hidden unnamed_addr constant [39 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN4ardb14EventConditionC2Ev(ptr noundef nonnull align 4 dereferenceable(12) %0) unnamed_addr #0 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca [2 x i32], align 4
  %4 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %5 = load ptr, ptr %2, align 8
  %6 = getelementptr inbounds %"class.ardb::EventCondition", ptr %5, i32 0, i32 0
  store i32 -1, ptr %6, align 4, !tbaa !9
  %7 = getelementptr inbounds %"class.ardb::EventCondition", ptr %5, i32 0, i32 1
  store i32 -1, ptr %7, align 4, !tbaa !12
  %8 = getelementptr inbounds %"class.ardb::EventCondition", ptr %5, i32 0, i32 2
  store volatile i32 0, ptr %8, align 4, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  %9 = getelementptr inbounds [2 x i32], ptr %3, i64 0, i64 0
  %10 = call i32 @pipe(ptr noundef %9) #4
  store i32 %10, ptr %4, align 4, !tbaa !14
  %11 = load i32, ptr %4, align 4, !tbaa !14
  %12 = icmp eq i32 %11, 0
  br i1 %12, label %13, label %14

13:                                               ; preds = %1
  br label %16

14:                                               ; preds = %1
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 40, ptr noundef @__PRETTY_FUNCTION__._ZN4ardb14EventConditionC2Ev) #5
  unreachable

15:                                               ; No predecessors!
  br label %16

16:                                               ; preds = %15, %13
  %17 = getelementptr inbounds [2 x i32], ptr %3, i64 0, i64 0
  %18 = load i32, ptr %17, align 4, !tbaa !14
  %19 = getelementptr inbounds %"class.ardb::EventCondition", ptr %5, i32 0, i32 0
  store i32 %18, ptr %19, align 4, !tbaa !9
  %20 = getelementptr inbounds [2 x i32], ptr %3, i64 0, i64 1
  %21 = load i32, ptr %20, align 4, !tbaa !14
  %22 = getelementptr inbounds %"class.ardb::EventCondition", ptr %5, i32 0, i32 1
  store i32 %21, ptr %22, align 4, !tbaa !12
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  ret void
}

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

; Function Attrs: nounwind
declare i32 @pipe(ptr noundef) #2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #3

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

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { noreturn 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 #4 = { nounwind }
attributes #5 = { noreturn 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, !11, i64 0}
!10 = !{!"_ZTSN4ardb14EventConditionE", !11, i64 0, !11, i64 4, !11, i64 8}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, i64 4}
!13 = !{!10, !11, i64 8}
!14 = !{!11, !11, 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"

@.str = external hidden unnamed_addr constant [9 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [85 x i8], align 1
@__PRETTY_FUNCTION__._ZN4ardb14EventConditionC2Ev = external hidden unnamed_addr constant [39 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN4ardb14EventConditionC2Ev(ptr noundef nonnull align 4 dereferenceable(12) %0) unnamed_addr #0 align 2 {
  %2 = alloca [2 x i32], align 8
  store i32 -1, ptr %0, align 4, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 4
  store i32 -1, ptr %3, align 4, !tbaa !10
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  store volatile i32 0, ptr %4, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  %5 = call i32 @pipe(ptr noundef nonnull %2) #4
  %6 = icmp eq i32 %5, 0
  br i1 %6, label %8, label %7

7:                                                ; preds = %1
  call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 40, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN4ardb14EventConditionC2Ev) #5
  unreachable

8:                                                ; preds = %1
  %9 = load <2 x i32>, ptr %2, align 8, !tbaa !12
  store <2 x i32> %9, ptr %0, align 4, !tbaa !12
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  ret void
}

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

; Function Attrs: nounwind
declare i32 @pipe(ptr noundef) local_unnamed_addr #2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #3

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

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { noreturn 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 #4 = { nounwind }
attributes #5 = { noreturn 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, !7, i64 0}
!6 = !{!"_ZTSN4ardb14EventConditionE", !7, i64 0, !7, i64 4, !7, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !7, i64 4}
!11 = !{!6, !7, i64 8}
!12 = !{!7, !7, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,SLPVectorizerPass,SROAPass,SimplifyCFGPass