; LLVM IR from MostafaTwfiq/C-DataStructures-And-Algorithms :: Unit Test/Tests/AlgorithmsTests/CharArrayAlgTest (CharArrayAlgTest)

; 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.ErrorTestStruct = type { i32 }

@.str = external hidden unnamed_addr constant [146 x i8], align 1
@ERROR_TEST = external dso_local global ptr, align 8
@.str.1 = external hidden unnamed_addr constant [1 x i8], align 1
@__const.testCharArrayReverseWords.sentence1 = external hidden unnamed_addr constant [14 x i8], align 1
@__const.testCharArrayReverseWords.sentence2 = external hidden unnamed_addr constant [52 x i8], align 16
@__const.testCharArrayReverseWords.sentence4 = external hidden unnamed_addr constant [4 x i8], align 1
@__const.testCharArrayReverseWords.sentence5 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [28 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [4 x i8], align 1

declare void @CuAssertIntEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, 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

; Function Attrs: nounwind uwtable
define dso_local void @testCharArrayReverseWords(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  %3 = alloca [14 x i8], align 1
  %4 = alloca [52 x i8], align 16
  %5 = alloca [1 x i8], align 1
  %6 = alloca [4 x i8], align 1
  %7 = alloca [11 x i8], align 1
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @charArrayReverseWords(ptr noundef null)
  %8 = load ptr, ptr %2, align 8, !tbaa !5
  %9 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.ErrorTestStruct, ptr %9, i32 0, i32 0
  %11 = load i32, ptr %10, align 4, !tbaa !9
  call void @CuAssertIntEquals_LineMsg(ptr noundef %8, ptr noundef @.str, i32 noundef 45, ptr noundef null, i32 noundef -83386157, i32 noundef %11)
  call void @llvm.lifetime.start.p0(i64 14, ptr %3) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %3, ptr align 1 @__const.testCharArrayReverseWords.sentence1, i64 14, i1 false)
  call void @llvm.lifetime.start.p0(i64 52, ptr %4) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %4, ptr align 16 @__const.testCharArrayReverseWords.sentence2, i64 52, i1 false)
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #5
  call void @llvm.memset.p0.i64(ptr align 1 %5, i8 0, i64 1, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %6, ptr align 1 @__const.testCharArrayReverseWords.sentence4, i64 4, i1 false)
  call void @llvm.lifetime.start.p0(i64 11, ptr %7) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %7, ptr align 1 @__const.testCharArrayReverseWords.sentence5, i64 11, i1 false)
  %12 = getelementptr inbounds [14 x i8], ptr %3, i64 0, i64 0
  call void @charArrayReverseWords(ptr noundef %12)
  %13 = load ptr, ptr %2, align 8, !tbaa !5
  %14 = getelementptr inbounds [14 x i8], ptr %3, i64 0, i64 0
  call void @CuAssertStrEquals_LineMsg(ptr noundef %13, ptr noundef @.str, i32 noundef 56, ptr noundef null, ptr noundef @.str.14, ptr noundef %14)
  %15 = getelementptr inbounds [52 x i8], ptr %4, i64 0, i64 0
  call void @charArrayReverseWords(ptr noundef %15)
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = getelementptr inbounds [52 x i8], ptr %4, i64 0, i64 0
  call void @CuAssertStrEquals_LineMsg(ptr noundef %16, ptr noundef @.str, i32 noundef 59, ptr noundef null, ptr noundef @.str.15, ptr noundef %17)
  %18 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  call void @charArrayReverseWords(ptr noundef %18)
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  call void @CuAssertStrEquals_LineMsg(ptr noundef %19, ptr noundef @.str, i32 noundef 62, ptr noundef null, ptr noundef @.str.1, ptr noundef %20)
  %21 = getelementptr inbounds [4 x i8], ptr %6, i64 0, i64 0
  call void @charArrayReverseWords(ptr noundef %21)
  %22 = load ptr, ptr %2, align 8, !tbaa !5
  %23 = getelementptr inbounds [4 x i8], ptr %6, i64 0, i64 0
  call void @CuAssertStrEquals_LineMsg(ptr noundef %22, ptr noundef @.str, i32 noundef 65, ptr noundef null, ptr noundef @.str.16, ptr noundef %23)
  %24 = getelementptr inbounds [11 x i8], ptr %7, i64 0, i64 0
  call void @charArrayReverseWords(ptr noundef %24)
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  %26 = getelementptr inbounds [11 x i8], ptr %7, i64 0, i64 0
  call void @CuAssertStrEquals_LineMsg(ptr noundef %25, ptr noundef @.str, i32 noundef 68, ptr noundef null, ptr noundef @.str.16, ptr noundef %26)
  call void @llvm.lifetime.end.p0(i64 11, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 52, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 14, ptr %3) #5
  ret void
}

declare void @charArrayReverseWords(ptr noundef) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

declare void @CuAssertStrEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, ptr noundef, ptr noundef) #0

attributes #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 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { 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, !11, i64 0}
!10 = !{!"ErrorTestStruct", !11, i64 0}
!11 = !{!"int", !7, i64 0}


; 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 = external hidden unnamed_addr constant [146 x i8], align 1
@ERROR_TEST = external dso_local local_unnamed_addr global ptr, align 8
@.str.1 = external hidden unnamed_addr constant [1 x i8], align 1
@__const.testCharArrayReverseWords.sentence1 = external hidden unnamed_addr constant [14 x i8], align 1
@__const.testCharArrayReverseWords.sentence2 = external hidden unnamed_addr constant [52 x i8], align 16
@__const.testCharArrayReverseWords.sentence4 = external hidden unnamed_addr constant [4 x i8], align 1
@__const.testCharArrayReverseWords.sentence5 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [28 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [4 x i8], align 1

declare void @CuAssertIntEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

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

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

; Function Attrs: nounwind uwtable
define dso_local void @testCharArrayReverseWords(ptr noundef %0) local_unnamed_addr #2 {
  %2 = alloca [14 x i8], align 1
  %3 = alloca [52 x i8], align 16
  %4 = alloca [1 x i8], align 1
  %5 = alloca [4 x i8], align 4
  %6 = alloca [11 x i8], align 1
  tail call void @charArrayReverseWords(ptr noundef null) #4
  %7 = load ptr, ptr @ERROR_TEST, align 8, !tbaa !5
  %8 = load i32, ptr %7, align 4, !tbaa !9
  tail call void @CuAssertIntEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 45, ptr noundef null, i32 noundef -83386157, i32 noundef %8) #4
  call void @llvm.lifetime.start.p0(i64 14, ptr nonnull %2) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 1 dereferenceable(14) %2, ptr noundef nonnull align 1 dereferenceable(14) @__const.testCharArrayReverseWords.sentence1, i64 14, i1 false)
  call void @llvm.lifetime.start.p0(i64 52, ptr nonnull %3) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(52) %3, ptr noundef nonnull align 16 dereferenceable(52) @__const.testCharArrayReverseWords.sentence2, i64 52, i1 false)
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #4
  store i8 0, ptr %4, align 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  %9 = load i32, ptr @__const.testCharArrayReverseWords.sentence4, align 1
  store i32 %9, ptr %5, align 4
  call void @llvm.lifetime.start.p0(i64 11, ptr nonnull %6) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 1 dereferenceable(11) %6, ptr noundef nonnull align 1 dereferenceable(11) @__const.testCharArrayReverseWords.sentence5, i64 11, i1 false)
  call void @charArrayReverseWords(ptr noundef nonnull %2) #4
  call void @CuAssertStrEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 56, ptr noundef null, ptr noundef nonnull @.str.14, ptr noundef nonnull %2) #4
  call void @charArrayReverseWords(ptr noundef nonnull %3) #4
  call void @CuAssertStrEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 59, ptr noundef null, ptr noundef nonnull @.str.15, ptr noundef nonnull %3) #4
  call void @charArrayReverseWords(ptr noundef nonnull %4) #4
  call void @CuAssertStrEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 62, ptr noundef null, ptr noundef nonnull @.str.1, ptr noundef nonnull %4) #4
  call void @charArrayReverseWords(ptr noundef nonnull %5) #4
  call void @CuAssertStrEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 65, ptr noundef null, ptr noundef nonnull @.str.16, ptr noundef nonnull %5) #4
  call void @charArrayReverseWords(ptr noundef nonnull %6) #4
  call void @CuAssertStrEquals_LineMsg(ptr noundef %0, ptr noundef nonnull @.str, i32 noundef 68, ptr noundef null, ptr noundef nonnull @.str.16, ptr noundef nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 11, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 52, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 14, ptr nonnull %2) #4
  ret void
}

declare void @charArrayReverseWords(ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

declare void @CuAssertStrEquals_LineMsg(ptr noundef, ptr noundef, i32 noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #0

attributes #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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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, !11, i64 0}
!10 = !{!"ErrorTestStruct", !11, i64 0}
!11 = !{!"int", !7, i64 0}


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