; LLVM IR from likle/cwalk :: test (join_test)

; 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 [12 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [12 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @join_multiple() #0 {
  %1 = alloca i32, align 4
  %2 = alloca [4096 x i8], align 16
  %3 = alloca [3 x ptr], align 16
  %4 = alloca i64, align 8
  %5 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4096, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  call void @cwk_path_set_style(i32 noundef 1)
  %6 = getelementptr inbounds [3 x ptr], ptr %3, i64 0, i64 0
  store ptr @.str, ptr %6, align 16, !tbaa !5
  %7 = getelementptr inbounds [3 x ptr], ptr %3, i64 0, i64 1
  store ptr @.str.1, ptr %7, align 8, !tbaa !5
  %8 = getelementptr inbounds [3 x ptr], ptr %3, i64 0, i64 2
  store ptr null, ptr %8, align 16, !tbaa !5
  %9 = getelementptr inbounds [3 x ptr], ptr %3, i64 0, i64 0
  %10 = getelementptr inbounds [4096 x i8], ptr %2, i64 0, i64 0
  %11 = call i64 @cwk_path_join_multiple(ptr noundef %9, ptr noundef %10, i64 noundef 4096)
  store i64 %11, ptr %4, align 8, !tbaa !9
  %12 = load i64, ptr %4, align 8, !tbaa !9
  %13 = icmp ne i64 %12, 11
  br i1 %13, label %14, label %15

14:                                               ; preds = %0
  store i32 1, ptr %1, align 4
  store i32 1, ptr %5, align 4
  br label %21

15:                                               ; preds = %0
  %16 = getelementptr inbounds [4096 x i8], ptr %2, i64 0, i64 0
  %17 = call i32 @strcmp(ptr noundef %16, ptr noundef @.str.2) #5
  %18 = icmp ne i32 %17, 0
  br i1 %18, label %19, label %20

19:                                               ; preds = %15
  store i32 1, ptr %1, align 4
  store i32 1, ptr %5, align 4
  br label %21

20:                                               ; preds = %15
  store i32 0, ptr %1, align 4
  store i32 1, ptr %5, align 4
  br label %21

21:                                               ; preds = %20, %19, %14
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 4096, ptr %2) #4
  %22 = load i32, ptr %1, align 4
  ret i32 %22
}

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

declare void @cwk_path_set_style(i32 noundef) #2

declare i64 @cwk_path_join_multiple(ptr noundef, ptr noundef, i64 noundef) #2

; Function Attrs: nounwind willreturn memory(read)
declare i32 @strcmp(ptr 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 = { 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 = { "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(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 #4 = { nounwind }
attributes #5 = { 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"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !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 [12 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [12 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 2) i32 @join_multiple() local_unnamed_addr #0 {
  %1 = alloca [4096 x i8], align 16
  %2 = alloca [3 x ptr], align 16
  call void @llvm.lifetime.start.p0(i64 4096, ptr nonnull %1) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #4
  tail call void @cwk_path_set_style(i32 noundef 1) #4
  store ptr @.str, ptr %2, align 16, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %2, i64 8
  store ptr @.str.1, ptr %3, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %2, i64 16
  store ptr null, ptr %4, align 16, !tbaa !5
  %5 = call i64 @cwk_path_join_multiple(ptr noundef nonnull %2, ptr noundef nonnull %1, i64 noundef 4096) #4
  %.not = icmp eq i64 %5, 11
  br i1 %.not, label %6, label %8

6:                                                ; preds = %0
  %7 = call i32 @strcmp(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str.2) #5
  %.not2 = icmp ne i32 %7, 0
  %. = zext i1 %.not2 to i32
  br label %8

8:                                                ; preds = %6, %0
  %.0 = phi i32 [ 1, %0 ], [ %., %6 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 4096, ptr nonnull %1) #4
  ret i32 %.0
}

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

declare void @cwk_path_set_style(i32 noundef) local_unnamed_addr #2

declare i64 @cwk_path_join_multiple(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i32 @strcmp(ptr nocapture noundef, ptr nocapture 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 = { 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 = { "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 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 #4 = { nounwind }
attributes #5 = { 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"}


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