; LLVM IR from AngelPn/DBMS-Simulator :: src (Record)

; 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"

%struct.record = type { i32, [15 x i8], [25 x i8], [50 x i8] }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [8 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local ptr @get_key(ptr noundef %0, ptr noundef %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %6 = load ptr, ptr %5, align 8, !tbaa !5
  %7 = call i32 @strcmp(ptr noundef @.str, ptr noundef %6) #2
  %8 = icmp eq i32 %7, 0
  br i1 %8, label %9, label %12

9:                                                ; preds = %2
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.record, ptr %10, i32 0, i32 0
  store ptr %11, ptr %3, align 8
  br label %37

12:                                               ; preds = %2
  %13 = load ptr, ptr %5, align 8, !tbaa !5
  %14 = call i32 @strcmp(ptr noundef @.str.1, ptr noundef %13) #2
  %15 = icmp eq i32 %14, 0
  br i1 %15, label %16, label %20

16:                                               ; preds = %12
  %17 = load ptr, ptr %4, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.record, ptr %17, i32 0, i32 1
  %19 = getelementptr inbounds [15 x i8], ptr %18, i64 0, i64 0
  store ptr %19, ptr %3, align 8
  br label %37

20:                                               ; preds = %12
  %21 = load ptr, ptr %5, align 8, !tbaa !5
  %22 = call i32 @strcmp(ptr noundef @.str.2, ptr noundef %21) #2
  %23 = icmp eq i32 %22, 0
  br i1 %23, label %24, label %28

24:                                               ; preds = %20
  %25 = load ptr, ptr %4, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.record, ptr %25, i32 0, i32 2
  %27 = getelementptr inbounds [25 x i8], ptr %26, i64 0, i64 0
  store ptr %27, ptr %3, align 8
  br label %37

28:                                               ; preds = %20
  %29 = load ptr, ptr %5, align 8, !tbaa !5
  %30 = call i32 @strcmp(ptr noundef @.str.3, ptr noundef %29) #2
  %31 = icmp eq i32 %30, 0
  br i1 %31, label %32, label %36

32:                                               ; preds = %28
  %33 = load ptr, ptr %4, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.record, ptr %33, i32 0, i32 3
  %35 = getelementptr inbounds [50 x i8], ptr %34, i64 0, i64 0
  store ptr %35, ptr %3, align 8
  br label %37

36:                                               ; preds = %28
  store ptr null, ptr %3, align 8
  br label %37

37:                                               ; preds = %36, %32, %24, %16, %9
  %38 = load ptr, ptr %3, align 8
  ret ptr %38
}

; Function Attrs: nounwind willreturn memory(read)
declare i32 @strcmp(ptr noundef, ptr noundef) #1

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 = { 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 #2 = { 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/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"

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [8 x i8], align 1

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read) uwtable
define dso_local ptr @get_key(ptr noundef readnone %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 {
  %3 = tail call i32 @strcmp(ptr noundef nonnull dereferenceable(1) @.str, ptr noundef nonnull dereferenceable(1) %1) #2
  %4 = icmp eq i32 %3, 0
  br i1 %4, label %19, label %5

5:                                                ; preds = %2
  %6 = tail call i32 @strcmp(ptr noundef nonnull dereferenceable(1) @.str.1, ptr noundef nonnull dereferenceable(1) %1) #2
  %7 = icmp eq i32 %6, 0
  br i1 %7, label %8, label %10

8:                                                ; preds = %5
  %9 = getelementptr inbounds i8, ptr %0, i64 4
  br label %19

10:                                               ; preds = %5
  %11 = tail call i32 @strcmp(ptr noundef nonnull dereferenceable(1) @.str.2, ptr noundef nonnull dereferenceable(1) %1) #2
  %12 = icmp eq i32 %11, 0
  br i1 %12, label %13, label %15

13:                                               ; preds = %10
  %14 = getelementptr inbounds i8, ptr %0, i64 19
  br label %19

15:                                               ; preds = %10
  %16 = tail call i32 @strcmp(ptr noundef nonnull dereferenceable(1) @.str.3, ptr noundef nonnull dereferenceable(1) %1) #2
  %17 = icmp eq i32 %16, 0
  %18 = getelementptr inbounds i8, ptr %0, i64 44
  %spec.select = select i1 %17, ptr %18, ptr null
  br label %19

19:                                               ; preds = %15, %2, %13, %8
  %.0 = phi ptr [ %9, %8 ], [ %14, %13 ], [ %0, %2 ], [ %spec.select, %15 ]
  ret ptr %.0
}

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i32 @strcmp(ptr nocapture noundef, ptr nocapture noundef) local_unnamed_addr #1

attributes #0 = { mustprogress nofree nounwind willreturn memory(argmem: read) 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 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 #2 = { 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)"}


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