; LLVM IR from wuzhouhui/leetcode :: 240_seach_in_matrix (main)

; 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"

@__const.main.r0 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.r1 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.r2 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.r3 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.r4 = external hidden unnamed_addr constant [5 x i32], align 16
@.str = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @searchMatrix(ptr noundef, i32 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 i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca [5 x i32], align 16
  %3 = alloca [5 x i32], align 16
  %4 = alloca [5 x i32], align 16
  %5 = alloca [5 x i32], align 16
  %6 = alloca [5 x i32], align 16
  %7 = alloca [5 x ptr], align 16
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 20, ptr %2) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %2, ptr align 16 @__const.main.r0, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr %3) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %3, ptr align 16 @__const.main.r1, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr %4) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %4, ptr align 16 @__const.main.r2, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr %5) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %5, ptr align 16 @__const.main.r3, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr %6) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %6, ptr align 16 @__const.main.r4, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 40, ptr %7) #4
  %8 = getelementptr inbounds [5 x i32], ptr %2, i64 0, i64 0
  store ptr %8, ptr %7, align 8, !tbaa !5
  %9 = getelementptr inbounds ptr, ptr %7, i64 1
  %10 = getelementptr inbounds [5 x i32], ptr %3, i64 0, i64 0
  store ptr %10, ptr %9, align 8, !tbaa !5
  %11 = getelementptr inbounds ptr, ptr %7, i64 2
  %12 = getelementptr inbounds [5 x i32], ptr %4, i64 0, i64 0
  store ptr %12, ptr %11, align 8, !tbaa !5
  %13 = getelementptr inbounds ptr, ptr %7, i64 3
  %14 = getelementptr inbounds [5 x i32], ptr %5, i64 0, i64 0
  store ptr %14, ptr %13, align 8, !tbaa !5
  %15 = getelementptr inbounds ptr, ptr %7, i64 4
  %16 = getelementptr inbounds [5 x i32], ptr %6, i64 0, i64 0
  store ptr %16, ptr %15, align 8, !tbaa !5
  %17 = getelementptr inbounds [5 x ptr], ptr %7, i64 0, i64 0
  %18 = call i32 @searchMatrix(ptr noundef %17, i32 noundef 5, i32 noundef 5, i32 noundef 20)
  %19 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %18)
  call void @llvm.lifetime.end.p0(i64 40, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr %2) #4
  ret i32 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) #2

declare i32 @printf(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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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"}


; 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"

@__const.main.r0 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.r1 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.r2 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.r3 = external hidden unnamed_addr constant [5 x i32], align 16
@__const.main.r4 = external hidden unnamed_addr constant [5 x i32], align 16
@.str = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @searchMatrix(ptr noundef, i32 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 noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca [5 x i32], align 16
  %2 = alloca [5 x i32], align 16
  %3 = alloca [5 x i32], align 16
  %4 = alloca [5 x i32], align 16
  %5 = alloca [5 x i32], align 16
  %6 = alloca [5 x ptr], align 16
  call void @llvm.lifetime.start.p0(i64 20, ptr nonnull %1) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(20) %1, ptr noundef nonnull align 16 dereferenceable(20) @__const.main.r0, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr nonnull %2) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(20) %2, ptr noundef nonnull align 16 dereferenceable(20) @__const.main.r1, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr nonnull %3) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(20) %3, ptr noundef nonnull align 16 dereferenceable(20) @__const.main.r2, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr nonnull %4) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(20) %4, ptr noundef nonnull align 16 dereferenceable(20) @__const.main.r3, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 20, ptr nonnull %5) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(20) %5, ptr noundef nonnull align 16 dereferenceable(20) @__const.main.r4, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %6) #4
  store ptr %1, ptr %6, align 16, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %6, i64 8
  store ptr %2, ptr %7, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %6, i64 16
  store ptr %3, ptr %8, align 16, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %6, i64 24
  store ptr %4, ptr %9, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %6, i64 32
  store ptr %5, ptr %10, align 16, !tbaa !5
  %11 = call i32 @searchMatrix(ptr noundef nonnull %6, i32 noundef 5, i32 noundef 5, i32 noundef 20)
  %12 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %11)
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 20, ptr nonnull %1) #4
  ret i32 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) #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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"}


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