; LLVM IR from mirohs/gc :: util (make_string2)

; 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.String = type { ptr, i32, i32 }

@stderr = external global ptr, align 8
@.str = external hidden unnamed_addr constant [56 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [50 x i8], align 1
@__func__.make_string2 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [51 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [9 x i8], align 1

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #0

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local { ptr, i64 } @make_string2(ptr noundef %0, i32 noundef %1) #2 {
  %3 = alloca %struct.String, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  %6 = load ptr, ptr %4, align 8, !tbaa !5
  %7 = icmp eq ptr %6, null
  br i1 %7, label %8, label %11

8:                                                ; preds = %2
  %9 = load ptr, ptr @stderr, align 8, !tbaa !5
  %10 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %9, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 30, ptr noundef @__func__.make_string2) #3
  call void @exit(i32 noundef 1) #4
  unreachable

11:                                               ; preds = %2
  %12 = load i32, ptr %5, align 4, !tbaa !9
  %13 = icmp sge i32 %12, 0
  br i1 %13, label %17, label %14

14:                                               ; preds = %11
  %15 = load ptr, ptr @stderr, align 8, !tbaa !5
  %16 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %15, ptr noundef @.str.2, ptr noundef @.str.1, i32 noundef 31, ptr noundef @__func__.make_string2, ptr noundef @.str.3, ptr noundef @.str.4) #3
  call void @exit(i32 noundef 1) #4
  unreachable

17:                                               ; preds = %11
  %18 = getelementptr inbounds %struct.String, ptr %3, i32 0, i32 0
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  store ptr %19, ptr %18, align 8, !tbaa !11
  %20 = getelementptr inbounds %struct.String, ptr %3, i32 0, i32 1
  %21 = load i32, ptr %5, align 4, !tbaa !9
  store i32 %21, ptr %20, align 8, !tbaa !13
  %22 = getelementptr inbounds %struct.String, ptr %3, i32 0, i32 2
  %23 = load i32, ptr %5, align 4, !tbaa !9
  store i32 %23, ptr %22, align 4, !tbaa !14
  %24 = load { ptr, i64 }, ptr %3, align 8
  ret { ptr, i64 } %24
}

attributes #0 = { 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 #1 = { 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 #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 = { 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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"String", !6, i64 0, !10, i64 8, !10, i64 12}
!13 = !{!12, !10, i64 8}
!14 = !{!12, !10, i64 12}


; 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"

@stderr = external local_unnamed_addr global ptr, align 8
@.str = external hidden unnamed_addr constant [56 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [50 x i8], align 1
@__func__.make_string2 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [51 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [9 x i8], align 1

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #0

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local { ptr, i64 } @make_string2(ptr noundef %0, i32 noundef %1) local_unnamed_addr #2 {
  %3 = icmp eq ptr %0, null
  br i1 %3, label %4, label %7

4:                                                ; preds = %2
  %5 = load ptr, ptr @stderr, align 8, !tbaa !5
  %6 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %5, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 30, ptr noundef nonnull @__func__.make_string2) #3
  tail call void @exit(i32 noundef 1) #4
  unreachable

7:                                                ; preds = %2
  %8 = icmp sgt i32 %1, -1
  br i1 %8, label %12, label %9

9:                                                ; preds = %7
  %10 = load ptr, ptr @stderr, align 8, !tbaa !5
  %11 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %10, ptr noundef nonnull @.str.2, ptr noundef nonnull @.str.1, i32 noundef 31, ptr noundef nonnull @__func__.make_string2, ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.4) #3
  tail call void @exit(i32 noundef 1) #4
  unreachable

12:                                               ; preds = %7
  %.fca.0.insert = insertvalue { ptr, i64 } poison, ptr %0, 0
  %.sroa.4.8.insert.ext = zext nneg i32 %1 to i64
  %.sroa.2.8.insert.insert = mul nuw nsw i64 %.sroa.4.8.insert.ext, 4294967297
  %.fca.1.insert = insertvalue { ptr, i64 } %.fca.0.insert, i64 %.sroa.2.8.insert.insert, 1
  ret { ptr, i64 } %.fca.1.insert
}

attributes #0 = { 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 #1 = { 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 #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 = { cold nounwind }
attributes #4 = { 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/C++ TBAA"}


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