; LLVM IR from greenplum-db/gpdb-archive :: src/test/locale (test-ctype)

; 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 [1 x i8], align 1
@stderr = external global ptr, align 8
@.str.4 = external hidden unnamed_addr constant [33 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [196 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [86 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @describe_char(i32 noundef) #0

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

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

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i16, align 2
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 2, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %5 = call ptr @setlocale(i32 noundef 6, ptr noundef @.str.3) #4
  store ptr %5, ptr %3, align 8, !tbaa !5
  %6 = load ptr, ptr %3, align 8, !tbaa !5
  %7 = icmp ne ptr %6, null
  br i1 %7, label %8, label %12

8:                                                ; preds = %0
  %9 = load ptr, ptr @stderr, align 8, !tbaa !5
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %9, ptr noundef @.str.4, ptr noundef %10) #4
  br label %15

12:                                               ; preds = %0
  %13 = load ptr, ptr @stderr, align 8, !tbaa !5
  %14 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %13, ptr noundef @.str.5) #4
  store i32 1, ptr %1, align 4
  store i32 1, ptr %4, align 4
  br label %28

15:                                               ; preds = %8
  %16 = call i32 (ptr, ...) @printf(ptr noundef @.str.6)
  store i16 0, ptr %2, align 2, !tbaa !9
  br label %17

17:                                               ; preds = %24, %15
  %18 = load i16, ptr %2, align 2, !tbaa !9
  %19 = sext i16 %18 to i32
  %20 = icmp sle i32 %19, 255
  br i1 %20, label %21, label %27

21:                                               ; preds = %17
  %22 = load i16, ptr %2, align 2, !tbaa !9
  %23 = sext i16 %22 to i32
  call void @describe_char(i32 noundef %23)
  br label %24

24:                                               ; preds = %21
  %25 = load i16, ptr %2, align 2, !tbaa !9
  %26 = add i16 %25, 1
  store i16 %26, ptr %2, align 2, !tbaa !9
  br label %17, !llvm.loop !11

27:                                               ; preds = %17
  store i32 0, ptr %1, align 4
  store i32 1, ptr %4, align 4
  br label %28

28:                                               ; preds = %27, %12
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 2, ptr %2) #4
  %29 = load i32, ptr %1, align 4
  ret i32 %29
}

; Function Attrs: nounwind
declare ptr @setlocale(i32 noundef, ptr noundef) #3

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #3

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 "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 }

!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 = !{!"short", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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 [1 x i8], align 1
@stderr = external local_unnamed_addr global ptr, align 8
@.str.4 = external hidden unnamed_addr constant [33 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [196 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [86 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local void @describe_char(i32 noundef) local_unnamed_addr #0

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 2) i32 @main() local_unnamed_addr #0 {
  %1 = tail call ptr @setlocale(i32 noundef 6, ptr noundef nonnull @.str.3) #3
  %.not = icmp eq ptr %1, null
  %2 = load ptr, ptr @stderr, align 8, !tbaa !5
  br i1 %.not, label %6, label %3

3:                                                ; preds = %0
  %4 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %2, ptr noundef nonnull @.str.4, ptr noundef nonnull %1) #4
  %5 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.6)
  br label %8

6:                                                ; preds = %0
  %7 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %2, ptr noundef nonnull @.str.5) #4
  br label %.loopexit

8:                                                ; preds = %3, %8
  %indvars.iv = phi i32 [ 0, %3 ], [ %indvars.iv.next, %8 ]
  tail call void @describe_char(i32 noundef %indvars.iv)
  %indvars.iv.next = add nuw nsw i32 %indvars.iv, 1
  %exitcond.not = icmp eq i32 %indvars.iv.next, 256
  br i1 %exitcond.not, label %.loopexit, label %8, !llvm.loop !9

.loopexit:                                        ; preds = %8, %6
  %.0 = phi i32 [ 1, %6 ], [ 0, %8 ]
  ret i32 %.0
}

; Function Attrs: nounwind
declare ptr @setlocale(i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #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 = { 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 #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 }
attributes #4 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


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