; LLVM IR from adventure-db/adventure :: tests/db (btree_tests_perf)

; 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"

@.str = external hidden unnamed_addr constant [11 x i8], align 1
@s = external hidden global ptr, align 8
@stderr = external global ptr, align 8
@.str.1 = external hidden unnamed_addr constant [52 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [84 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [24 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local ptr @test_open() #0 {
  %1 = alloca ptr, align 8
  %2 = call ptr @store_open(ptr noundef @.str, i32 noundef 1)
  store ptr %2, ptr @s, align 8, !tbaa !5
  %3 = load ptr, ptr @s, align 8, !tbaa !5
  %4 = call i32 @store_resize(ptr noundef %3, i64 noundef 268435456)
  %5 = load ptr, ptr @s, align 8, !tbaa !5
  %6 = icmp ne ptr %5, null
  br i1 %6, label %20, label %7

7:                                                ; preds = %0
  %8 = load ptr, ptr @stderr, align 8, !tbaa !5
  %9 = call ptr @__errno_location() #4
  %10 = load i32, ptr %9, align 4, !tbaa !9
  %11 = icmp eq i32 %10, 0
  br i1 %11, label %12, label %13

12:                                               ; preds = %7
  br label %17

13:                                               ; preds = %7
  %14 = call ptr @__errno_location() #4
  %15 = load i32, ptr %14, align 4, !tbaa !9
  %16 = call ptr @strerror(i32 noundef %15) #5
  br label %17

17:                                               ; preds = %13, %12
  %18 = phi ptr [ @.str.3, %12 ], [ %16, %13 ]
  %19 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %8, ptr noundef @.str.1, ptr noundef @.str.2, i32 noundef 22, ptr noundef %18) #5
  store ptr @.str.4, ptr %1, align 8
  br label %21

20:                                               ; preds = %0
  store ptr null, ptr %1, align 8
  br label %21

21:                                               ; preds = %20, %17
  %22 = load ptr, ptr %1, align 8
  ret ptr %22
}

declare ptr @store_open(ptr noundef, i32 noundef) #1

declare i32 @store_resize(ptr noundef, i64 noundef) #1

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #2

; Function Attrs: nounwind willreturn memory(none)
declare ptr @__errno_location() #3

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

attributes #0 = { 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 = { "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 = { 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 = { nounwind willreturn memory(none) "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(none) }
attributes #5 = { 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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !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"

@.str = external hidden unnamed_addr constant [11 x i8], align 1
@s = external hidden local_unnamed_addr global ptr, align 8
@stderr = external local_unnamed_addr global ptr, align 8
@.str.1 = external hidden unnamed_addr constant [52 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [84 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [24 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local noundef ptr @test_open() local_unnamed_addr #0 {
  %1 = tail call ptr @store_open(ptr noundef nonnull @.str, i32 noundef 1) #5
  store ptr %1, ptr @s, align 8, !tbaa !5
  %2 = tail call i32 @store_resize(ptr noundef %1, i64 noundef 268435456) #5
  %3 = load ptr, ptr @s, align 8, !tbaa !5
  %.not = icmp eq ptr %3, null
  br i1 %.not, label %4, label %14

4:                                                ; preds = %0
  %5 = load ptr, ptr @stderr, align 8, !tbaa !5
  %6 = tail call ptr @__errno_location() #6
  %7 = load i32, ptr %6, align 4, !tbaa !9
  %8 = icmp eq i32 %7, 0
  br i1 %8, label %11, label %9

9:                                                ; preds = %4
  %10 = tail call ptr @strerror(i32 noundef %7) #5
  br label %11

11:                                               ; preds = %4, %9
  %12 = phi ptr [ %10, %9 ], [ @.str.3, %4 ]
  %13 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %5, ptr noundef nonnull @.str.1, ptr noundef nonnull @.str.2, i32 noundef 22, ptr noundef %12) #7
  br label %14

14:                                               ; preds = %0, %11
  %.0 = phi ptr [ @.str.4, %11 ], [ null, %0 ]
  ret ptr %.0
}

declare ptr @store_open(ptr noundef, i32 noundef) local_unnamed_addr #1

declare i32 @store_resize(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nofree nosync nounwind willreturn memory(none)
declare ptr @__errno_location() local_unnamed_addr #3

; Function Attrs: nounwind
declare ptr @strerror(i32 noundef) local_unnamed_addr #4

attributes #0 = { 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 = { "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 = { nofree 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 = { mustprogress nofree nosync nounwind willreturn memory(none) "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 "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 = { nounwind willreturn memory(none) }
attributes #7 = { cold 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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}


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