; LLVM IR from openssl/openssl :: test/testutil (options)

; 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"

; Function Attrs: nounwind uwtable
define dso_local i32 @test_skip_common_options() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  br label %4

4:                                                ; preds = %12, %0
  %5 = call i32 @opt_next()
  store i32 %5, ptr %2, align 4, !tbaa !5
  %6 = icmp ne i32 %5, 0
  br i1 %6, label %7, label %13

7:                                                ; preds = %4
  %8 = load i32, ptr %2, align 4, !tbaa !5
  switch i32 %8, label %10 [
    i32 500, label %9
    i32 501, label %9
    i32 502, label %9
    i32 503, label %9
    i32 504, label %9
    i32 505, label %9
    i32 -1, label %11
  ]

9:                                                ; preds = %7, %7, %7, %7, %7, %7
  br label %12

10:                                               ; preds = %7
  br label %11

11:                                               ; preds = %10, %7
  store i32 0, ptr %1, align 4
  store i32 1, ptr %3, align 4
  br label %14

12:                                               ; preds = %9
  br label %4, !llvm.loop !9

13:                                               ; preds = %4
  store i32 1, ptr %1, align 4
  store i32 1, ptr %3, align 4
  br label %14

14:                                               ; preds = %13, %11
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  %15 = load i32, ptr %1, align 4
  ret i32 %15
}

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

declare i32 @opt_next() #2

; 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 }

!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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"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"

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 2) i32 @test_skip_common_options() local_unnamed_addr #0 {
  br label %1

1:                                                ; preds = %.backedge, %0
  %2 = tail call i32 @opt_next() #2
  switch i32 %2, label %.loopexit.loopexit [
    i32 0, label %.loopexit
    i32 500, label %.backedge
    i32 501, label %.backedge
    i32 502, label %.backedge
    i32 503, label %.backedge
    i32 504, label %.backedge
    i32 505, label %.backedge
  ]

.backedge:                                        ; preds = %1, %1, %1, %1, %1, %1
  br label %1, !llvm.loop !5

.loopexit.loopexit:                               ; preds = %1
  br label %.loopexit

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

declare i32 @opt_next() 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 = { "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 }

!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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


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