; LLVM IR from jzimmerman/langcc :: gen/meta/gen.ll (ZN4lang4meta6parser18_parse_proc_47_1_0EPN6langcc15ParserProcStateE)

; 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.langcc::Option::_T.305" = type { i32, [32 x i8] }
%"struct.langcc::StrSlice" = type { %"struct.langcc::rc_ptr.161", i64, i64 }
%"struct.langcc::rc_ptr.161" = type { ptr, ptr }
%"struct.langcc::SymItem" = type { i64, i64, %"struct.langcc::ParserAttrMask", i64, i64, i64, %"struct.langcc::Result_T", %"struct.langcc::ParserLookahead" }
%"struct.langcc::ParserAttrMask" = type { [16 x i8] }
%"struct.langcc::Result_T" = type { ptr, %"struct.langcc::TokenBounds" }
%"struct.langcc::TokenBounds" = type { i32, i32 }
%"struct.langcc::ParserLookahead" = type { [8 x i16] }
%"struct.langcc::ParserProcState" = type { %"struct.langcc::rc_ptr.16", ptr, ptr, i64, ptr, i64, ptr, i64, ptr, i64, %"struct.langcc::SymItem", ptr, ptr }
%"struct.langcc::rc_ptr.16" = type { ptr, ptr }
%"struct.langcc::ParserVertexStackItem" = type { i64, i64 }

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6langcc8StrSliceD2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6langcc6Option2_TINS_8StrSliceEED2Ev(ptr noundef nonnull align 4 dereferenceable(36)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6langcc4SomeINS_8StrSliceEEENS_6Option2_TIT_EERKS4_(ptr dead_on_unwind noalias writable sret(%"struct.langcc::Option::_T.305") align 4, ptr noundef nonnull align 8 dereferenceable(32)) #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6langcc11TokenBoundsC2Eii(ptr noundef nonnull align 4 dereferenceable(8), i32 noundef, i32 noundef) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6langcc8Result_TC2EPvNS_11TokenBoundsE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN6langcc7SymItemC2Ell(ptr noundef nonnull align 8 dereferenceable(88), i64 noundef, i64 noundef) unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local i64 @_ZN6langcc26result_decode_token_boundsENS_8Result_TE(ptr, i64) #2

; Function Attrs: alwaysinline mustprogress uwtable
declare dso_local void @_ZN6langcc15ParserProcState11fetch_tokenEl(ptr dead_on_unwind noalias writable sret(%"struct.langcc::StrSlice") align 8, ptr noundef nonnull align 8 dereferenceable(192), i64 noundef) #6 align 2

; Function Attrs: alwaysinline mustprogress uwtable
declare dso_local noundef ptr @_ZN6langcc15make_rc_inc_extINS_6Option2_TINS_8StrSliceEEEJS4_EEEPT_PNS_5ArenaEDpT0_(ptr noundef, ptr noundef) #6

; Function Attrs: mustprogress noinline uwtable
define dso_local void @_ZN4lang4meta6parser18_parse_proc_47_1_0EPN6langcc15ParserProcStateE(ptr dead_on_unwind noalias writable sret(%"struct.langcc::SymItem") align 8 %0, ptr noundef %1) #7 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca %"struct.langcc::SymItem", align 8
  %10 = alloca %"struct.langcc::Result_T", align 8
  %11 = alloca %"struct.langcc::TokenBounds", align 4
  %12 = alloca %"struct.langcc::Result_T", align 8
  %13 = alloca %"struct.langcc::StrSlice", align 8
  %14 = alloca ptr, align 8
  %15 = alloca %"struct.langcc::Option::_T.305", align 4
  %16 = alloca ptr, align 8
  %17 = alloca i32, align 4
  %18 = alloca %"struct.langcc::Result_T", align 8
  %19 = alloca %"struct.langcc::TokenBounds", align 4
  store ptr %1, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #8
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %20, i32 0, i32 5
  %22 = load i64, ptr %21, align 8, !tbaa !9
  store i64 %22, ptr %4, align 8, !tbaa !19
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #8
  %23 = load ptr, ptr %3, align 8, !tbaa !5
  %24 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %23, i32 0, i32 7
  %25 = load i64, ptr %24, align 8, !tbaa !20
  store i64 %25, ptr %5, align 8, !tbaa !19
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #8
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %26, i32 0, i32 9
  %28 = load i64, ptr %27, align 8, !tbaa !21
  store i64 %28, ptr %6, align 8, !tbaa !19
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #8
  %29 = load ptr, ptr %3, align 8, !tbaa !5
  %30 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %29, i32 0, i32 3
  %31 = load i64, ptr %30, align 8, !tbaa !22
  store i64 %31, ptr %7, align 8, !tbaa !19
  %32 = load i64, ptr %7, align 8, !tbaa !19
  %33 = sub nsw i64 %32, 1
  store i64 %33, ptr %7, align 8, !tbaa !19
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #8
  %34 = load ptr, ptr %3, align 8, !tbaa !5
  %35 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %34, i32 0, i32 2
  %36 = load ptr, ptr %35, align 8, !tbaa !23
  %37 = load i64, ptr %7, align 8, !tbaa !19
  %38 = sub nsw i64 %37, 1
  %39 = getelementptr inbounds %"struct.langcc::ParserVertexStackItem", ptr %36, i64 %38
  %40 = getelementptr inbounds %"struct.langcc::ParserVertexStackItem", ptr %39, i32 0, i32 1
  %41 = load i64, ptr %40, align 8, !tbaa !24
  store i64 %41, ptr %8, align 8, !tbaa !19
  call void @llvm.lifetime.start.p0(i64 88, ptr %9) #8
  %42 = load ptr, ptr %3, align 8, !tbaa !5
  %43 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %42, i32 0, i32 4
  %44 = load ptr, ptr %43, align 8, !tbaa !26
  %45 = load i64, ptr %4, align 8, !tbaa !19
  %46 = sub nsw i64 %45, 1
  %47 = getelementptr inbounds %"struct.langcc::SymItem", ptr %44, i64 %46
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %9, ptr align 8 %47, i64 88, i1 false), !tbaa.struct !27
  %48 = load i64, ptr %4, align 8, !tbaa !19
  %49 = sub nsw i64 %48, 1
  store i64 %49, ptr %4, align 8, !tbaa !19
  call void @llvm.lifetime.start.p0(i64 16, ptr %10) #8
  %50 = load ptr, ptr %3, align 8, !tbaa !5
  %51 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %50, i32 0, i32 6
  %52 = load ptr, ptr %51, align 8, !tbaa !30
  %53 = load i64, ptr %5, align 8, !tbaa !19
  %54 = sub nsw i64 %53, 1
  %55 = getelementptr inbounds %"struct.langcc::Result_T", ptr %52, i64 %54
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %10, ptr align 8 %55, i64 16, i1 false), !tbaa.struct !31
  %56 = load i64, ptr %5, align 8, !tbaa !19
  %57 = sub nsw i64 %56, 1
  store i64 %57, ptr %5, align 8, !tbaa !19
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %12, ptr align 8 %10, i64 16, i1 false), !tbaa.struct !31
  %58 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 0
  %59 = load ptr, ptr %58, align 8
  %60 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 1
  %61 = load i64, ptr %60, align 8
  %62 = call i64 @_ZN6langcc26result_decode_token_boundsENS_8Result_TE(ptr %59, i64 %61)
  store i64 %62, ptr %11, align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr %13) #8
  %63 = load ptr, ptr %3, align 8, !tbaa !5
  %64 = getelementptr inbounds %"struct.langcc::TokenBounds", ptr %11, i32 0, i32 0
  %65 = load i32, ptr %64, align 4, !tbaa !32
  %66 = sext i32 %65 to i64
  call void @_ZN6langcc15ParserProcState11fetch_tokenEl(ptr dead_on_unwind writable sret(%"struct.langcc::StrSlice") align 8 %13, ptr noundef nonnull align 8 dereferenceable(192) %63, i64 noundef %66)
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #8
  %67 = load ptr, ptr %3, align 8, !tbaa !5
  %68 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %67, i32 0, i32 12
  %69 = load ptr, ptr %68, align 8, !tbaa !33
  invoke void @_ZN6langcc4SomeINS_8StrSliceEEENS_6Option2_TIT_EERKS4_(ptr dead_on_unwind writable sret(%"struct.langcc::Option::_T.305") align 4 %15, ptr noundef nonnull align 8 dereferenceable(32) %13)
          to label %70 unwind label %103

70:                                               ; preds = %2
  %71 = invoke noundef ptr @_ZN6langcc15make_rc_inc_extINS_6Option2_TINS_8StrSliceEEEJS4_EEEPT_PNS_5ArenaEDpT0_(ptr noundef %69, ptr noundef %15)
          to label %72 unwind label %107

72:                                               ; preds = %70
  call void @_ZN6langcc6Option2_TINS_8StrSliceEED2Ev(ptr noundef nonnull align 4 dereferenceable(36) %15) #8
  store ptr %71, ptr %14, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr %18) #8
  %73 = load ptr, ptr %14, align 8, !tbaa !5
  %74 = load i64, ptr %8, align 8, !tbaa !19
  %75 = trunc i64 %74 to i32
  %76 = getelementptr inbounds %"struct.langcc::Result_T", ptr %10, i32 0, i32 1
  %77 = getelementptr inbounds %"struct.langcc::TokenBounds", ptr %76, i32 0, i32 1
  %78 = load i32, ptr %77, align 4, !tbaa !34
  invoke void @_ZN6langcc11TokenBoundsC2Eii(ptr noundef nonnull align 4 dereferenceable(8) %19, i32 noundef %75, i32 noundef %78)
          to label %79 unwind label %111

79:                                               ; preds = %72
  %80 = load i64, ptr %19, align 4
  invoke void @_ZN6langcc8Result_TC2EPvNS_11TokenBoundsE(ptr noundef nonnull align 8 dereferenceable(16) %18, ptr noundef %73, i64 %80)
          to label %81 unwind label %111

81:                                               ; preds = %79
  %82 = load ptr, ptr %3, align 8, !tbaa !5
  %83 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %82, i32 0, i32 6
  %84 = load ptr, ptr %83, align 8, !tbaa !30
  %85 = load i64, ptr %5, align 8, !tbaa !19
  %86 = getelementptr inbounds %"struct.langcc::Result_T", ptr %84, i64 %85
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %86, ptr align 8 %18, i64 16, i1 false), !tbaa.struct !31
  %87 = load i64, ptr %5, align 8, !tbaa !19
  %88 = add nsw i64 %87, 1
  store i64 %88, ptr %5, align 8, !tbaa !19
  %89 = load i64, ptr %8, align 8, !tbaa !19
  invoke void @_ZN6langcc7SymItemC2Ell(ptr noundef nonnull align 8 dereferenceable(88) %0, i64 noundef 179, i64 noundef %89)
          to label %90 unwind label %111

90:                                               ; preds = %81
  %91 = load i64, ptr %4, align 8, !tbaa !19
  %92 = load ptr, ptr %3, align 8, !tbaa !5
  %93 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %92, i32 0, i32 5
  store i64 %91, ptr %93, align 8, !tbaa !9
  %94 = load i64, ptr %5, align 8, !tbaa !19
  %95 = load ptr, ptr %3, align 8, !tbaa !5
  %96 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %95, i32 0, i32 7
  store i64 %94, ptr %96, align 8, !tbaa !20
  %97 = load i64, ptr %6, align 8, !tbaa !19
  %98 = load ptr, ptr %3, align 8, !tbaa !5
  %99 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %98, i32 0, i32 9
  store i64 %97, ptr %99, align 8, !tbaa !21
  %100 = load i64, ptr %7, align 8, !tbaa !19
  %101 = load ptr, ptr %3, align 8, !tbaa !5
  %102 = getelementptr inbounds %"struct.langcc::ParserProcState", ptr %101, i32 0, i32 3
  store i64 %100, ptr %102, align 8, !tbaa !22
  call void @llvm.lifetime.end.p0(i64 16, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #8
  call void @_ZN6langcc8StrSliceD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #8
  call void @llvm.lifetime.end.p0(i64 88, ptr %9) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #8
  ret void

103:                                              ; preds = %2
  %104 = landingpad { ptr, i32 }
          cleanup
  %105 = extractvalue { ptr, i32 } %104, 0
  store ptr %105, ptr %16, align 8
  %106 = extractvalue { ptr, i32 } %104, 1
  store i32 %106, ptr %17, align 4
  br label %115

107:                                              ; preds = %70
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %16, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %17, align 4
  call void @_ZN6langcc6Option2_TINS_8StrSliceEED2Ev(ptr noundef nonnull align 4 dereferenceable(36) %15) #8
  br label %115

111:                                              ; preds = %81, %79, %72
  %112 = landingpad { ptr, i32 }
          cleanup
  %113 = extractvalue { ptr, i32 } %112, 0
  store ptr %113, ptr %16, align 8
  %114 = extractvalue { ptr, i32 } %112, 1
  store i32 %114, ptr %17, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %18) #8
  br label %115

115:                                              ; preds = %111, %107, %103
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #8
  call void @_ZN6langcc8StrSliceD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #8
  call void @llvm.lifetime.end.p0(i64 88, ptr %9) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #8
  br label %116

116:                                              ; preds = %115
  %117 = load ptr, ptr %16, align 8
  %118 = load i32, ptr %17, align 4
  %119 = insertvalue { ptr, i32 } poison, ptr %117, 0
  %120 = insertvalue { ptr, i32 } %119, i32 %118, 1
  resume { ptr, i32 } %120
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { inlinehint mustprogress 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 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 #4 = { 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 #5 = { inlinehint 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 #6 = { alwaysinline 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 #7 = { mustprogress noinline 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 #8 = { 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++ TBAA"}
!9 = !{!10, !12, i64 48}
!10 = !{!"_ZTSN6langcc15ParserProcStateE", !11, i64 0, !6, i64 16, !6, i64 24, !12, i64 32, !6, i64 40, !12, i64 48, !6, i64 56, !12, i64 64, !6, i64 72, !12, i64 80, !13, i64 88, !6, i64 176, !6, i64 184}
!11 = !{!"_ZTSN6langcc6rc_ptrINS_9LexOutputEEE", !6, i64 0, !6, i64 8}
!12 = !{!"long", !7, i64 0}
!13 = !{!"_ZTSN6langcc7SymItemE", !12, i64 0, !12, i64 8, !14, i64 16, !12, i64 32, !12, i64 40, !12, i64 48, !15, i64 56, !18, i64 72}
!14 = !{!"_ZTSN6langcc14ParserAttrMaskE", !7, i64 0}
!15 = !{!"_ZTSN6langcc8Result_TE", !6, i64 0, !16, i64 8}
!16 = !{!"_ZTSN6langcc11TokenBoundsE", !17, i64 0, !17, i64 4}
!17 = !{!"int", !7, i64 0}
!18 = !{!"_ZTSN6langcc15ParserLookaheadE", !7, i64 0}
!19 = !{!12, !12, i64 0}
!20 = !{!10, !12, i64 64}
!21 = !{!10, !12, i64 80}
!22 = !{!10, !12, i64 32}
!23 = !{!10, !6, i64 24}
!24 = !{!25, !12, i64 8}
!25 = !{!"_ZTSN6langcc21ParserVertexStackItemE", !12, i64 0, !12, i64 8}
!26 = !{!10, !6, i64 40}
!27 = !{i64 0, i64 8, !19, i64 8, i64 8, !19, i64 16, i64 16, !28, i64 32, i64 8, !19, i64 40, i64 8, !19, i64 48, i64 8, !19, i64 56, i64 8, !5, i64 64, i64 4, !29, i64 68, i64 4, !29, i64 72, i64 16, !28}
!28 = !{!7, !7, i64 0}
!29 = !{!17, !17, i64 0}
!30 = !{!10, !6, i64 56}
!31 = !{i64 0, i64 8, !5, i64 8, i64 4, !29, i64 12, i64 4, !29}
!32 = !{!16, !17, i64 0}
!33 = !{!10, !6, i64 184}
!34 = !{!15, !17, i64 12}


; 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"

%"struct.langcc::Option::_T.305" = type { i32, [32 x i8] }
%"struct.langcc::StrSlice" = type { %"struct.langcc::rc_ptr.161", i64, i64 }
%"struct.langcc::rc_ptr.161" = type { ptr, ptr }
%"struct.langcc::SymItem" = type { i64, i64, %"struct.langcc::ParserAttrMask", i64, i64, i64, %"struct.langcc::Result_T", %"struct.langcc::ParserLookahead" }
%"struct.langcc::ParserAttrMask" = type { [16 x i8] }
%"struct.langcc::Result_T" = type { ptr, %"struct.langcc::TokenBounds" }
%"struct.langcc::TokenBounds" = type { i32, i32 }
%"struct.langcc::ParserLookahead" = type { [8 x i16] }
%"struct.langcc::ParserVertexStackItem" = type { i64, i64 }

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6langcc8StrSliceD2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6langcc6Option2_TINS_8StrSliceEED2Ev(ptr noundef nonnull align 4 dereferenceable(36)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6langcc4SomeINS_8StrSliceEEENS_6Option2_TIT_EERKS4_(ptr dead_on_unwind noalias writable sret(%"struct.langcc::Option::_T.305") align 4, ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6langcc11TokenBoundsC2Eii(ptr noundef nonnull align 4 dereferenceable(8), i32 noundef, i32 noundef) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6langcc8Result_TC2EPvNS_11TokenBoundsE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN6langcc7SymItemC2Ell(ptr noundef nonnull align 8 dereferenceable(88), i64 noundef, i64 noundef) unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local i64 @_ZN6langcc26result_decode_token_boundsENS_8Result_TE(ptr, i64) local_unnamed_addr #2

; Function Attrs: alwaysinline mustprogress uwtable
declare dso_local void @_ZN6langcc15ParserProcState11fetch_tokenEl(ptr dead_on_unwind noalias writable sret(%"struct.langcc::StrSlice") align 8, ptr noundef nonnull align 8 dereferenceable(192), i64 noundef) local_unnamed_addr #6 align 2

; Function Attrs: alwaysinline mustprogress uwtable
declare dso_local noundef ptr @_ZN6langcc15make_rc_inc_extINS_6Option2_TINS_8StrSliceEEEJS4_EEEPT_PNS_5ArenaEDpT0_(ptr noundef, ptr noundef) local_unnamed_addr #6

; Function Attrs: mustprogress noinline uwtable
define dso_local void @_ZN4lang4meta6parser18_parse_proc_47_1_0EPN6langcc15ParserProcStateE(ptr dead_on_unwind noalias writable sret(%"struct.langcc::SymItem") align 8 %0, ptr noundef %1) local_unnamed_addr #7 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"struct.langcc::StrSlice", align 8
  %4 = alloca %"struct.langcc::Option::_T.305", align 4
  %5 = alloca %"struct.langcc::Result_T", align 8
  %6 = alloca %"struct.langcc::TokenBounds", align 8
  %7 = getelementptr inbounds i8, ptr %1, i64 48
  %8 = load i64, ptr %7, align 8, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %1, i64 64
  %10 = load i64, ptr %9, align 8, !tbaa !18
  %11 = getelementptr inbounds i8, ptr %1, i64 80
  %12 = load i64, ptr %11, align 8, !tbaa !19
  %13 = getelementptr inbounds i8, ptr %1, i64 32
  %14 = load i64, ptr %13, align 8, !tbaa !20
  %15 = getelementptr inbounds i8, ptr %1, i64 24
  %16 = load ptr, ptr %15, align 8, !tbaa !21
  %17 = getelementptr %"struct.langcc::ParserVertexStackItem", ptr %16, i64 %14
  %18 = getelementptr i8, ptr %17, i64 -24
  %19 = load i64, ptr %18, align 8, !tbaa !22
  %20 = getelementptr inbounds i8, ptr %1, i64 56
  %21 = load ptr, ptr %20, align 8, !tbaa !24
  %22 = add nsw i64 %10, -1
  %23 = getelementptr inbounds %"struct.langcc::Result_T", ptr %21, i64 %22
  %.sroa.03.0.copyload = load ptr, ptr %23, align 8, !tbaa !25
  %.sroa.54.0..sroa_idx = getelementptr inbounds i8, ptr %23, i64 8
  %.sroa.54.0.copyload = load i64, ptr %.sroa.54.0..sroa_idx, align 8
  %24 = tail call i64 @_ZN6langcc26result_decode_token_boundsENS_8Result_TE(ptr %.sroa.03.0.copyload, i64 %.sroa.54.0.copyload)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #8
  %sext = shl i64 %24, 32
  %25 = ashr exact i64 %sext, 32
  call void @_ZN6langcc15ParserProcState11fetch_tokenEl(ptr dead_on_unwind nonnull writable sret(%"struct.langcc::StrSlice") align 8 %3, ptr noundef nonnull align 8 dereferenceable(192) %1, i64 noundef %25)
  %26 = getelementptr inbounds i8, ptr %1, i64 184
  %27 = load ptr, ptr %26, align 8, !tbaa !26
  invoke void @_ZN6langcc4SomeINS_8StrSliceEEENS_6Option2_TIT_EERKS4_(ptr dead_on_unwind nonnull writable sret(%"struct.langcc::Option::_T.305") align 4 %4, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %28 unwind label %38

28:                                               ; preds = %2
  %29 = invoke noundef ptr @_ZN6langcc15make_rc_inc_extINS_6Option2_TINS_8StrSliceEEEJS4_EEEPT_PNS_5ArenaEDpT0_(ptr noundef %27, ptr noundef nonnull %4)
          to label %30 unwind label %40

30:                                               ; preds = %28
  call void @_ZN6langcc6Option2_TINS_8StrSliceEED2Ev(ptr noundef nonnull align 4 dereferenceable(36) %4) #8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #8
  %31 = trunc i64 %19 to i32
  %.sroa.54.12.extract.shift = lshr i64 %.sroa.54.0.copyload, 32
  %.sroa.54.12.extract.trunc = trunc nuw i64 %.sroa.54.12.extract.shift to i32
  call void @_ZN6langcc11TokenBoundsC2Eii(ptr noundef nonnull align 4 dereferenceable(8) %6, i32 noundef %31, i32 noundef %.sroa.54.12.extract.trunc)
  %32 = load i64, ptr %6, align 8
  call void @_ZN6langcc8Result_TC2EPvNS_11TokenBoundsE(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef %29, i64 %32)
  %33 = load ptr, ptr %20, align 8, !tbaa !24
  %34 = getelementptr inbounds %"struct.langcc::Result_T", ptr %33, i64 %22
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %34, ptr noundef nonnull align 8 dereferenceable(16) %5, i64 16, i1 false), !tbaa.struct !27
  invoke void @_ZN6langcc7SymItemC2Ell(ptr noundef nonnull align 8 dereferenceable(88) %0, i64 noundef 179, i64 noundef %19)
          to label %35 unwind label %42

35:                                               ; preds = %30
  %36 = add nsw i64 %8, -1
  %37 = add nsw i64 %14, -1
  store i64 %36, ptr %7, align 8, !tbaa !5
  store i64 %10, ptr %9, align 8, !tbaa !18
  store i64 %12, ptr %11, align 8, !tbaa !19
  store i64 %37, ptr %13, align 8, !tbaa !20
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #8
  call void @_ZN6langcc8StrSliceD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #8
  ret void

38:                                               ; preds = %2
  %39 = landingpad { ptr, i32 }
          cleanup
  br label %44

40:                                               ; preds = %28
  %41 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN6langcc6Option2_TINS_8StrSliceEED2Ev(ptr noundef nonnull align 4 dereferenceable(36) %4) #8
  br label %44

42:                                               ; preds = %30
  %43 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #8
  br label %44

44:                                               ; preds = %42, %40, %38
  %.pn = phi { ptr, i32 } [ %43, %42 ], [ %41, %40 ], [ %39, %38 ]
  call void @_ZN6langcc8StrSliceD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #8
  resume { ptr, i32 } %.pn
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { inlinehint mustprogress 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 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 #4 = { 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 #5 = { inlinehint 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 #6 = { alwaysinline 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 #7 = { mustprogress noinline 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 #8 = { 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, !11, i64 48}
!6 = !{!"_ZTSN6langcc15ParserProcStateE", !7, i64 0, !8, i64 16, !8, i64 24, !11, i64 32, !8, i64 40, !11, i64 48, !8, i64 56, !11, i64 64, !8, i64 72, !11, i64 80, !12, i64 88, !8, i64 176, !8, i64 184}
!7 = !{!"_ZTSN6langcc6rc_ptrINS_9LexOutputEEE", !8, i64 0, !8, i64 8}
!8 = !{!"any pointer", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"long", !9, i64 0}
!12 = !{!"_ZTSN6langcc7SymItemE", !11, i64 0, !11, i64 8, !13, i64 16, !11, i64 32, !11, i64 40, !11, i64 48, !14, i64 56, !17, i64 72}
!13 = !{!"_ZTSN6langcc14ParserAttrMaskE", !9, i64 0}
!14 = !{!"_ZTSN6langcc8Result_TE", !8, i64 0, !15, i64 8}
!15 = !{!"_ZTSN6langcc11TokenBoundsE", !16, i64 0, !16, i64 4}
!16 = !{!"int", !9, i64 0}
!17 = !{!"_ZTSN6langcc15ParserLookaheadE", !9, i64 0}
!18 = !{!6, !11, i64 64}
!19 = !{!6, !11, i64 80}
!20 = !{!6, !11, i64 32}
!21 = !{!6, !8, i64 24}
!22 = !{!23, !11, i64 8}
!23 = !{!"_ZTSN6langcc21ParserVertexStackItemE", !11, i64 0, !11, i64 8}
!24 = !{!6, !8, i64 56}
!25 = !{!8, !8, i64 0}
!26 = !{!6, !8, i64 184}
!27 = !{i64 0, i64 8, !25, i64 8, i64 4, !28, i64 12, i64 4, !28}
!28 = !{!16, !16, i64 0}


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