; LLVM IR from openanolis/openssl :: test (pairwise_fail_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"

@pairwise_name = external hidden global ptr, align 8
@dsaparam_file = external hidden global ptr, align 8
@libctx = external hidden global ptr, align 8
@.str.20 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.21 = external hidden unnamed_addr constant [29 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @setup_tests() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  store ptr null, ptr %3, align 8, !tbaa !5
  br label %5

5:                                                ; preds = %19, %0
  %6 = call i32 @opt_next()
  store i32 %6, ptr %2, align 4, !tbaa !9
  %7 = icmp ne i32 %6, 0
  br i1 %7, label %8, label %20

8:                                                ; preds = %5
  %9 = load i32, ptr %2, align 4, !tbaa !9
  switch i32 %9, label %17 [
    i32 2, label %10
    i32 3, label %12
    i32 4, label %14
    i32 500, label %16
    i32 501, label %16
    i32 502, label %16
    i32 503, label %16
    i32 504, label %16
    i32 505, label %16
    i32 -1, label %18
  ]

10:                                               ; preds = %8
  %11 = call ptr @opt_arg()
  store ptr %11, ptr %3, align 8, !tbaa !5
  br label %19

12:                                               ; preds = %8
  %13 = call ptr @opt_arg()
  store ptr %13, ptr @pairwise_name, align 8, !tbaa !5
  br label %19

14:                                               ; preds = %8
  %15 = call ptr @opt_arg()
  store ptr %15, ptr @dsaparam_file, align 8, !tbaa !5
  br label %19

16:                                               ; preds = %8, %8, %8, %8, %8, %8
  br label %19

17:                                               ; preds = %8
  br label %18

18:                                               ; preds = %17, %8
  store i32 0, ptr %1, align 4
  store i32 1, ptr %4, align 4
  br label %33

19:                                               ; preds = %16, %14, %12, %10
  br label %5, !llvm.loop !11

20:                                               ; preds = %5
  %21 = call ptr @OSSL_LIB_CTX_new()
  store ptr %21, ptr @libctx, align 8, !tbaa !5
  %22 = load ptr, ptr @libctx, align 8, !tbaa !5
  %23 = icmp eq ptr %22, null
  br i1 %23, label %24, label %25

24:                                               ; preds = %20
  store i32 0, ptr %1, align 4
  store i32 1, ptr %4, align 4
  br label %33

25:                                               ; preds = %20
  %26 = load ptr, ptr @libctx, align 8, !tbaa !5
  %27 = load ptr, ptr %3, align 8, !tbaa !5
  %28 = call i32 @OSSL_LIB_CTX_load_config(ptr noundef %26, ptr noundef %27)
  %29 = icmp ne i32 %28, 0
  br i1 %29, label %32, label %30

30:                                               ; preds = %25
  %31 = call i32 (ptr, ...) @opt_printf_stderr(ptr noundef @.str.20)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %4, align 4
  br label %33

32:                                               ; preds = %25
  call void @add_test(ptr noundef @.str.21, ptr noundef @test_keygen_pairwise_failure)
  store i32 1, ptr %1, align 4
  store i32 1, ptr %4, align 4
  br label %33

33:                                               ; preds = %32, %30, %24, %18
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  %34 = load i32, ptr %1, align 4
  ret i32 %34
}

; 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

declare ptr @opt_arg() #2

declare ptr @OSSL_LIB_CTX_new() #2

declare i32 @OSSL_LIB_CTX_load_config(ptr noundef, ptr noundef) #2

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

declare void @add_test(ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
declare hidden i32 @test_keygen_pairwise_failure() #0

; 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 = !{!"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 = 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"

@pairwise_name = external hidden local_unnamed_addr global ptr, align 8
@dsaparam_file = external hidden local_unnamed_addr global ptr, align 8
@libctx = external hidden local_unnamed_addr global ptr, align 8
@.str.20 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.21 = external hidden unnamed_addr constant [29 x i8], align 1

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

1:                                                ; preds = %.backedge, %0
  %.0 = phi ptr [ null, %0 ], [ %.0.be, %.backedge ]
  %2 = tail call i32 @opt_next() #2
  switch i32 %2, label %.loopexit [
    i32 0, label %9
    i32 2, label %3
    i32 3, label %5
    i32 4, label %7
    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, %7, %5, %3
  %.0.be = phi ptr [ %.0, %7 ], [ %.0, %5 ], [ %4, %3 ], [ %.0, %1 ], [ %.0, %1 ], [ %.0, %1 ], [ %.0, %1 ], [ %.0, %1 ], [ %.0, %1 ]
  br label %1, !llvm.loop !5

3:                                                ; preds = %1
  %4 = tail call ptr @opt_arg() #2
  br label %.backedge

5:                                                ; preds = %1
  %6 = tail call ptr @opt_arg() #2
  store ptr %6, ptr @pairwise_name, align 8, !tbaa !7
  br label %.backedge

7:                                                ; preds = %1
  %8 = tail call ptr @opt_arg() #2
  store ptr %8, ptr @dsaparam_file, align 8, !tbaa !7
  br label %.backedge

9:                                                ; preds = %1
  %10 = tail call ptr @OSSL_LIB_CTX_new() #2
  store ptr %10, ptr @libctx, align 8, !tbaa !7
  %11 = icmp eq ptr %10, null
  br i1 %11, label %.loopexit, label %12

12:                                               ; preds = %9
  %13 = tail call i32 @OSSL_LIB_CTX_load_config(ptr noundef nonnull %10, ptr noundef %.0) #2
  %.not5 = icmp eq i32 %13, 0
  br i1 %.not5, label %14, label %16

14:                                               ; preds = %12
  %15 = tail call i32 (ptr, ...) @opt_printf_stderr(ptr noundef nonnull @.str.20) #2
  br label %.loopexit

16:                                               ; preds = %12
  tail call void @add_test(ptr noundef nonnull @.str.21, ptr noundef nonnull @test_keygen_pairwise_failure) #2
  br label %.loopexit

.loopexit:                                        ; preds = %1, %9, %16, %14
  %.02 = phi i32 [ 1, %16 ], [ 0, %14 ], [ 0, %9 ], [ 0, %1 ]
  ret i32 %.02
}

declare i32 @opt_next() local_unnamed_addr #1

declare ptr @opt_arg() local_unnamed_addr #1

declare ptr @OSSL_LIB_CTX_new() local_unnamed_addr #1

declare i32 @OSSL_LIB_CTX_load_config(ptr noundef, ptr noundef) local_unnamed_addr #1

declare i32 @opt_printf_stderr(ptr noundef, ...) local_unnamed_addr #1

declare void @add_test(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden i32 @test_keygen_pairwise_failure() #0

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


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