; LLVM IR from Dovyski/opengl-demos :: src/bumpmap/main.ll (Z4initv)

; 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"

%class.Vector = type { float, float, float }

@normal = external dso_local global %class.Vector, align 4
@light = external dso_local global %class.Vector, align 4

; Function Attrs: mustprogress uwtable
define dso_local void @_Z4initv() #0 {
  call void @glClearColor(float noundef 1.000000e+00, float noundef 0.000000e+00, float noundef 0.000000e+00, float noundef 1.000000e+00)
  call void @glShadeModel(i32 noundef 7425)
  store float 0.000000e+00, ptr @normal, align 4, !tbaa !5
  store float 1.000000e+00, ptr getelementptr inbounds (%class.Vector, ptr @normal, i32 0, i32 1), align 4, !tbaa !10
  store float 0.000000e+00, ptr getelementptr inbounds (%class.Vector, ptr @normal, i32 0, i32 2), align 4, !tbaa !11
  store float 2.000000e+02, ptr @light, align 4, !tbaa !5
  store float 1.000000e+02, ptr getelementptr inbounds (%class.Vector, ptr @light, i32 0, i32 1), align 4, !tbaa !10
  store float 2.000000e+02, ptr getelementptr inbounds (%class.Vector, ptr @light, i32 0, i32 2), align 4, !tbaa !11
  ret void
}

declare void @glClearColor(float noundef, float noundef, float noundef, float noundef) #1

declare void @glShadeModel(i32 noundef) #1

attributes #0 = { mustprogress 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" }

!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 = !{!"_ZTS6Vector", !7, i64 0, !7, i64 4, !7, i64 8}
!7 = !{!"float", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !7, i64 4}
!11 = !{!6, !7, 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"

%class.Vector = type { float, float, float }

@normal = external dso_local local_unnamed_addr global %class.Vector, align 4
@light = external dso_local local_unnamed_addr global %class.Vector, align 4

; Function Attrs: mustprogress uwtable
define dso_local void @_Z4initv() local_unnamed_addr #0 {
  tail call void @glClearColor(float noundef 1.000000e+00, float noundef 0.000000e+00, float noundef 0.000000e+00, float noundef 1.000000e+00)
  tail call void @glShadeModel(i32 noundef 7425)
  store <2 x float> <float 0.000000e+00, float 1.000000e+00>, ptr @normal, align 4, !tbaa !5
  store float 0.000000e+00, ptr getelementptr inbounds (i8, ptr @normal, i64 8), align 4, !tbaa !9
  store <2 x float> <float 2.000000e+02, float 1.000000e+02>, ptr @light, align 4, !tbaa !5
  store float 2.000000e+02, ptr getelementptr inbounds (i8, ptr @light, i64 8), align 4, !tbaa !9
  ret void
}

declare void @glClearColor(float noundef, float noundef, float noundef, float noundef) local_unnamed_addr #1

declare void @glShadeModel(i32 noundef) local_unnamed_addr #1

attributes #0 = { mustprogress 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" }

!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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 8}
!10 = !{!"_ZTS6Vector", !6, i64 0, !6, i64 4, !6, i64 8}


; Effective O3 passes: GlobalOptPass,InstCombinePass,SLPVectorizerPass,TailCallElimPass