; LLVM IR from clibs/clib :: deps/semver (semver)

; 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.3 = external hidden unnamed_addr constant [66 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind willreturn memory(read)
declare i64 @strlen(ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
declare hidden i32 @has_valid_length(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @semver_clean(ptr noundef %0) #2 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = call i32 @has_valid_length(ptr noundef %9)
  %11 = icmp eq i32 %10, 0
  br i1 %11, label %12, label %13

12:                                               ; preds = %1
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %8, align 4
  br label %46

13:                                               ; preds = %1
  %14 = load ptr, ptr %3, align 8, !tbaa !5
  %15 = call i64 @strlen(ptr noundef %14) #4
  store i64 %15, ptr %5, align 8, !tbaa !9
  store i64 65, ptr %6, align 8, !tbaa !9
  store i64 0, ptr %4, align 8, !tbaa !9
  br label %16

16:                                               ; preds = %42, %13
  %17 = load i64, ptr %4, align 8, !tbaa !9
  %18 = load i64, ptr %5, align 8, !tbaa !9
  %19 = icmp ult i64 %17, %18
  br i1 %19, label %20, label %45

20:                                               ; preds = %16
  %21 = load ptr, ptr %3, align 8, !tbaa !5
  %22 = load i64, ptr %4, align 8, !tbaa !9
  %23 = getelementptr inbounds i8, ptr %21, i64 %22
  %24 = load i8, ptr %23, align 1, !tbaa !11
  %25 = load i64, ptr %6, align 8, !tbaa !9
  %26 = call i32 @contains(i8 noundef signext %24, ptr noundef @.str.3, i64 noundef %25)
  %27 = icmp eq i32 %26, 0
  br i1 %27, label %28, label %41

28:                                               ; preds = %20
  %29 = load ptr, ptr %3, align 8, !tbaa !5
  %30 = load i64, ptr %4, align 8, !tbaa !9
  %31 = trunc i64 %30 to i32
  %32 = call i32 @strcut(ptr noundef %29, i32 noundef %31, i32 noundef 1)
  store i32 %32, ptr %7, align 4, !tbaa !12
  %33 = load i32, ptr %7, align 4, !tbaa !12
  %34 = icmp eq i32 %33, -1
  br i1 %34, label %35, label %36

35:                                               ; preds = %28
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %8, align 4
  br label %46

36:                                               ; preds = %28
  %37 = load i64, ptr %5, align 8, !tbaa !9
  %38 = add i64 %37, -1
  store i64 %38, ptr %5, align 8, !tbaa !9
  %39 = load i64, ptr %4, align 8, !tbaa !9
  %40 = add i64 %39, -1
  store i64 %40, ptr %4, align 8, !tbaa !9
  br label %41

41:                                               ; preds = %36, %20
  br label %42

42:                                               ; preds = %41
  %43 = load i64, ptr %4, align 8, !tbaa !9
  %44 = add i64 %43, 1
  store i64 %44, ptr %4, align 8, !tbaa !9
  br label %16, !llvm.loop !14

45:                                               ; preds = %16
  store i32 0, ptr %2, align 4
  store i32 1, ptr %8, align 4
  br label %46

46:                                               ; preds = %45, %35, %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  %47 = load i32, ptr %2, align 4
  ret i32 %47
}

; Function Attrs: nounwind uwtable
declare hidden i32 @contains(i8 noundef signext, ptr noundef, i64 noundef) #2

; Function Attrs: nounwind uwtable
declare hidden i32 @strcut(ptr noundef, i32 noundef, i32 noundef) #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 #3 = { nounwind }
attributes #4 = { 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}
!11 = !{!7, !7, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"int", !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


; 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.3 = external hidden unnamed_addr constant [66 x i8], align 1

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i64 @strlen(ptr nocapture noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare hidden i32 @has_valid_length(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 1) i32 @semver_clean(ptr noundef %0) local_unnamed_addr #1 {
  %2 = tail call i32 @has_valid_length(ptr noundef %0)
  %3 = icmp eq i32 %2, 0
  br i1 %3, label %.loopexit, label %4

4:                                                ; preds = %1
  %5 = tail call i64 @strlen(ptr noundef nonnull dereferenceable(1) %0) #2
  %.not = icmp eq i64 %5, 0
  br i1 %.not, label %.loopexit, label %.lr.ph

.lr.ph:                                           ; preds = %4, %17
  %.01317 = phi i64 [ %18, %17 ], [ 0, %4 ]
  %.01416 = phi i64 [ %.115, %17 ], [ %5, %4 ]
  %6 = getelementptr inbounds i8, ptr %0, i64 %.01317
  %7 = load i8, ptr %6, align 1, !tbaa !5
  %8 = tail call i32 @contains(i8 noundef signext %7, ptr noundef nonnull @.str.3, i64 noundef 65)
  %9 = icmp eq i32 %8, 0
  br i1 %9, label %10, label %17

10:                                               ; preds = %.lr.ph
  %11 = trunc i64 %.01317 to i32
  %12 = tail call i32 @strcut(ptr noundef nonnull %0, i32 noundef %11, i32 noundef 1)
  %13 = icmp eq i32 %12, -1
  br i1 %13, label %.loopexit, label %14

14:                                               ; preds = %10
  %15 = add i64 %.01416, -1
  %16 = add i64 %.01317, -1
  br label %17

17:                                               ; preds = %.lr.ph, %14
  %.115 = phi i64 [ %15, %14 ], [ %.01416, %.lr.ph ]
  %.1 = phi i64 [ %16, %14 ], [ %.01317, %.lr.ph ]
  %18 = add i64 %.1, 1
  %19 = icmp ult i64 %18, %.115
  br i1 %19, label %.lr.ph, label %.loopexit, !llvm.loop !8

.loopexit:                                        ; preds = %10, %17, %4, %1
  %.0 = phi i32 [ -1, %1 ], [ 0, %4 ], [ -1, %10 ], [ 0, %17 ]
  ret i32 %.0
}

; Function Attrs: nounwind uwtable
declare hidden i32 @contains(i8 noundef signext, ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden i32 @strcut(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

attributes #0 = { 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 #1 = { 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 #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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass