; LLVM IR from recp/cglm :: test/src (test_struct)

; 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.test_status_t = type { ptr, i32 }
%union.mat3s = type { [3 x [3 x float]] }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
define dso_local { ptr, i32 } @test_mat3s_identity_init() #2 {
  %1 = alloca %struct.test_status_t, align 8
  %2 = alloca %union.mat3s, align 4
  %3 = alloca [3 x [3 x float]], align 16
  %4 = alloca %struct.test_status_t, align 8
  call void @llvm.lifetime.start.p0(i64 36, ptr %2) #4
  call void @llvm.memset.p0.i64(ptr align 4 %2, i8 0, i64 36, i1 false)
  %5 = getelementptr inbounds %union.mat3s, ptr %2, i32 0, i32 0
  %6 = getelementptr inbounds [3 x [3 x float]], ptr %5, i32 0, i32 0
  %7 = getelementptr inbounds [3 x float], ptr %6, i32 0, i32 0
  store float 1.000000e+00, ptr %7, align 4
  %8 = getelementptr inbounds [3 x [3 x float]], ptr %5, i32 0, i32 1
  %9 = getelementptr inbounds [3 x float], ptr %8, i32 0, i32 1
  store float 1.000000e+00, ptr %9, align 4
  %10 = getelementptr inbounds [3 x [3 x float]], ptr %5, i32 0, i32 2
  %11 = getelementptr inbounds [3 x float], ptr %10, i32 0, i32 2
  store float 1.000000e+00, ptr %11, align 4
  call void @llvm.lifetime.start.p0(i64 36, ptr %3) #4
  call void @llvm.memset.p0.i64(ptr align 16 %3, i8 0, i64 36, i1 false)
  %12 = getelementptr inbounds [3 x [3 x float]], ptr %3, i32 0, i32 0
  %13 = getelementptr inbounds [3 x float], ptr %12, i32 0, i32 0
  store float 1.000000e+00, ptr %13, align 16
  %14 = getelementptr inbounds [3 x [3 x float]], ptr %3, i32 0, i32 1
  %15 = getelementptr inbounds [3 x float], ptr %14, i32 0, i32 1
  store float 1.000000e+00, ptr %15, align 4
  %16 = getelementptr inbounds [3 x [3 x float]], ptr %3, i32 0, i32 2
  %17 = getelementptr inbounds [3 x float], ptr %16, i32 0, i32 2
  store float 1.000000e+00, ptr %17, align 8
  %18 = getelementptr inbounds [3 x [3 x float]], ptr %2, i64 0, i64 0
  %19 = getelementptr inbounds [3 x [3 x float]], ptr %3, i64 0, i64 0
  %20 = call { ptr, i32 } @test_assert_mat3_eq(ptr noundef %18, ptr noundef %19)
  %21 = getelementptr inbounds { ptr, i32 }, ptr %4, i32 0, i32 0
  %22 = extractvalue { ptr, i32 } %20, 0
  store ptr %22, ptr %21, align 8
  %23 = getelementptr inbounds { ptr, i32 }, ptr %4, i32 0, i32 1
  %24 = extractvalue { ptr, i32 } %20, 1
  store i32 %24, ptr %23, align 8
  %25 = getelementptr inbounds %struct.test_status_t, ptr %1, i32 0, i32 0
  store ptr null, ptr %25, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.test_status_t, ptr %1, i32 0, i32 1
  store i32 1, ptr %26, align 8, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 36, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 36, ptr %2) #4
  %27 = load { ptr, i32 }, ptr %1, align 8
  ret { ptr, i32 } %27
}

declare { ptr, i32 } @test_assert_mat3_eq(ptr noundef, ptr noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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 = { "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, !7, i64 0}
!6 = !{!"test_status_t", !7, i64 0, !10, i64 8}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!6, !10, i64 8}


; 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"

%union.mat3s = type { [3 x [3 x float]] }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
define dso_local { ptr, i32 } @test_mat3s_identity_init() local_unnamed_addr #2 {
  %1 = alloca %union.mat3s, align 4
  %2 = alloca [3 x [3 x float]], align 16
  call void @llvm.lifetime.start.p0(i64 36, ptr nonnull %1) #4
  %3 = getelementptr inbounds i8, ptr %1, i64 4
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(36) %3, i8 0, i64 28, i1 false)
  store float 1.000000e+00, ptr %1, align 4
  %4 = getelementptr inbounds i8, ptr %1, i64 16
  store float 1.000000e+00, ptr %4, align 4
  %5 = getelementptr inbounds i8, ptr %1, i64 32
  store float 1.000000e+00, ptr %5, align 4
  call void @llvm.lifetime.start.p0(i64 36, ptr nonnull %2) #4
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(36) %2, i8 0, i64 32, i1 false)
  store float 1.000000e+00, ptr %2, align 16
  %6 = getelementptr inbounds i8, ptr %2, i64 16
  store float 1.000000e+00, ptr %6, align 16
  %7 = getelementptr inbounds i8, ptr %2, i64 32
  store float 1.000000e+00, ptr %7, align 16
  %8 = call { ptr, i32 } @test_assert_mat3_eq(ptr noundef nonnull %1, ptr noundef nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 36, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 36, ptr nonnull %1) #4
  ret { ptr, i32 } { ptr null, i32 1 }
}

declare { ptr, i32 } @test_assert_mat3_eq(ptr noundef, ptr noundef) local_unnamed_addr #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
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 = { "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)"}


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