; LLVM IR from erincatto/box2d-lite :: extern/glfw/src/window.ll (glfwInputWindowCloseRequest)

; 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._GLFWwindow = type { ptr, i32, i32, i32, i32, i32, i32, ptr, %struct.GLFWvidmode, ptr, ptr, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [8 x i8], [349 x i8], double, double, %struct._GLFWcontext, %struct.anon, %struct._GLFWwindowX11 }
%struct.GLFWvidmode = type { i32, i32, i32, i32, i32, i32 }
%struct._GLFWcontext = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, %struct._GLFWcontextGLX, %struct._GLFWcontextEGL, %struct._GLFWcontextOSMesa }
%struct._GLFWcontextGLX = type { ptr, i64 }
%struct._GLFWcontextEGL = type { ptr, ptr, ptr, ptr }
%struct._GLFWcontextOSMesa = type { ptr, i32, i32, ptr }
%struct.anon = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr }
%struct._GLFWwindowX11 = type { i64, i64, ptr, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i64 }

; Function Attrs: nounwind uwtable
define dso_local void @_glfwInputWindowCloseRequest(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds %struct._GLFWwindow, ptr %3, i32 0, i32 6
  store i32 1, ptr %4, align 4, !tbaa !9
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = getelementptr inbounds %struct._GLFWwindow, ptr %5, i32 0, i32 26
  %7 = getelementptr inbounds %struct.anon, ptr %6, i32 0, i32 2
  %8 = load ptr, ptr %7, align 8, !tbaa !21
  %9 = icmp ne ptr %8, null
  br i1 %9, label %10, label %16

10:                                               ; preds = %1
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct._GLFWwindow, ptr %11, i32 0, i32 26
  %13 = getelementptr inbounds %struct.anon, ptr %12, i32 0, i32 2
  %14 = load ptr, ptr %13, align 8, !tbaa !21
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  call void %14(ptr noundef %15)
  br label %16

16:                                               ; preds = %10, %1
  ret void
}

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" }

!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 28}
!10 = !{!"_GLFWwindow", !6, i64 0, !11, i64 8, !11, i64 12, !11, i64 16, !11, i64 20, !11, i64 24, !11, i64 28, !6, i64 32, !12, i64 40, !6, i64 64, !6, i64 72, !11, i64 80, !11, i64 84, !11, i64 88, !11, i64 92, !11, i64 96, !11, i64 100, !11, i64 104, !11, i64 108, !11, i64 112, !11, i64 116, !7, i64 120, !7, i64 128, !13, i64 480, !13, i64 488, !14, i64 496, !19, i64 688, !20, i64 824}
!11 = !{!"int", !7, i64 0}
!12 = !{!"GLFWvidmode", !11, i64 0, !11, i64 4, !11, i64 8, !11, i64 12, !11, i64 16, !11, i64 20}
!13 = !{!"double", !7, i64 0}
!14 = !{!"_GLFWcontext", !11, i64 0, !11, i64 4, !11, i64 8, !11, i64 12, !11, i64 16, !11, i64 20, !11, i64 24, !11, i64 28, !11, i64 32, !11, i64 36, !11, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !6, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !15, i64 120, !17, i64 136, !18, i64 168}
!15 = !{!"_GLFWcontextGLX", !6, i64 0, !16, i64 8}
!16 = !{!"long", !7, i64 0}
!17 = !{!"_GLFWcontextEGL", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!18 = !{!"_GLFWcontextOSMesa", !6, i64 0, !11, i64 8, !11, i64 12, !6, i64 16}
!19 = !{!"", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !6, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !6, i64 120, !6, i64 128}
!20 = !{!"_GLFWwindowX11", !16, i64 0, !16, i64 8, !6, i64 16, !11, i64 24, !11, i64 28, !11, i64 32, !11, i64 36, !11, i64 40, !11, i64 44, !11, i64 48, !11, i64 52, !11, i64 56, !11, i64 60, !11, i64 64, !11, i64 68, !16, i64 72}
!21 = !{!10, !6, i64 704}


; 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"

; Function Attrs: nounwind uwtable
define dso_local void @_glfwInputWindowCloseRequest(ptr noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 28
  store i32 1, ptr %2, align 4, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 704
  %4 = load ptr, ptr %3, align 8, !tbaa !20
  %.not = icmp eq ptr %4, null
  br i1 %.not, label %6, label %5

5:                                                ; preds = %1
  tail call void %4(ptr noundef nonnull %0) #1
  br label %6

6:                                                ; preds = %5, %1
  ret void
}

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 = { 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, !10, i64 28}
!6 = !{!"_GLFWwindow", !7, i64 0, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28, !7, i64 32, !11, i64 40, !7, i64 64, !7, i64 72, !10, i64 80, !10, i64 84, !10, i64 88, !10, i64 92, !10, i64 96, !10, i64 100, !10, i64 104, !10, i64 108, !10, i64 112, !10, i64 116, !8, i64 120, !8, i64 128, !12, i64 480, !12, i64 488, !13, i64 496, !18, i64 688, !19, i64 824}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"GLFWvidmode", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20}
!12 = !{!"double", !8, i64 0}
!13 = !{!"_GLFWcontext", !10, i64 0, !10, i64 4, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32, !10, i64 36, !10, i64 40, !7, i64 48, !7, i64 56, !7, i64 64, !7, i64 72, !7, i64 80, !7, i64 88, !7, i64 96, !7, i64 104, !7, i64 112, !14, i64 120, !16, i64 136, !17, i64 168}
!14 = !{!"_GLFWcontextGLX", !7, i64 0, !15, i64 8}
!15 = !{!"long", !8, i64 0}
!16 = !{!"_GLFWcontextEGL", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24}
!17 = !{!"_GLFWcontextOSMesa", !7, i64 0, !10, i64 8, !10, i64 12, !7, i64 16}
!18 = !{!"", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !7, i64 64, !7, i64 72, !7, i64 80, !7, i64 88, !7, i64 96, !7, i64 104, !7, i64 112, !7, i64 120, !7, i64 128}
!19 = !{!"_GLFWwindowX11", !15, i64 0, !15, i64 8, !7, i64 16, !10, i64 24, !10, i64 28, !10, i64 32, !10, i64 36, !10, i64 40, !10, i64 44, !10, i64 48, !10, i64 52, !10, i64 56, !10, i64 60, !10, i64 64, !10, i64 68, !15, i64 72}
!20 = !{!6, !7, i64 704}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InstCombinePass,SROAPass,TailCallElimPass