; LLVM IR from hbatagelo/abcg :: abcg/external/glslang/glslang/MachineIndependent/preprocessor (PpTokens)

; 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"

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7glslang10TPpContext20pushTokenStreamInputERNS0_11TokenStreamEb(ptr noundef nonnull align 8 dereferenceable(921) %0, ptr noundef nonnull align 8 dereferenceable(40) %1, i1 noundef zeroext %2) #0 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i8, align 1
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %9 = zext i1 %2 to i8
  store i8 %9, ptr %6, align 1, !tbaa !9
  %10 = load ptr, ptr %4, align 8
  %11 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 40) #4
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = load i8, ptr %6, align 1, !tbaa !9, !range !11, !noundef !12
  %14 = trunc i8 %13 to i1
  invoke void @_ZN7glslang10TPpContext11tTokenInputC2EPS0_PNS0_11TokenStreamEb(ptr noundef nonnull align 8 dereferenceable(33) %11, ptr noundef %10, ptr noundef %12, i1 noundef zeroext %14)
          to label %15 unwind label %17

15:                                               ; preds = %3
  call void @_ZN7glslang10TPpContext9pushInputEPNS0_6tInputE(ptr noundef nonnull align 8 dereferenceable(921) %10, ptr noundef %11)
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  call void @_ZN7glslang10TPpContext11TokenStream5resetEv(ptr noundef nonnull align 8 dereferenceable(40) %16)
  ret void

17:                                               ; preds = %3
  %18 = landingpad { ptr, i32 }
          cleanup
  %19 = extractvalue { ptr, i32 } %18, 0
  store ptr %19, ptr %7, align 8
  %20 = extractvalue { ptr, i32 } %18, 1
  store i32 %20, ptr %8, align 4
  call void @_ZdlPvm(ptr noundef %11, i64 noundef 40) #5
  br label %21

21:                                               ; preds = %17
  %22 = load ptr, ptr %7, align 8
  %23 = load i32, ptr %8, align 4
  %24 = insertvalue { ptr, i32 } poison, ptr %22, 0
  %25 = insertvalue { ptr, i32 } %24, i32 %23, 1
  resume { ptr, i32 } %25
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7glslang10TPpContext9pushInputEPNS0_6tInputE(ptr noundef nonnull align 8 dereferenceable(921), ptr noundef) #0 align 2

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7glslang10TPpContext11tTokenInputC2EPS0_PNS0_11TokenStreamEb(ptr noundef nonnull align 8 dereferenceable(33), ptr noundef, ptr noundef, i1 noundef zeroext) unnamed_addr #0 align 2

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7glslang10TPpContext11TokenStream5resetEv(ptr noundef nonnull align 8 dereferenceable(40)) #3 align 2

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 = { nobuiltin allocsize(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 #2 = { nobuiltin 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 #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 = { builtin allocsize(0) }
attributes #5 = { builtin 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, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!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"

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7glslang10TPpContext20pushTokenStreamInputERNS0_11TokenStreamEb(ptr noundef nonnull align 8 dereferenceable(921) %0, ptr noundef nonnull align 8 dereferenceable(40) %1, i1 noundef zeroext %2) local_unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %4 = tail call noalias noundef nonnull dereferenceable(40) ptr @_Znwm(i64 noundef 40) #4
  invoke void @_ZN7glslang10TPpContext11tTokenInputC2EPS0_PNS0_11TokenStreamEb(ptr noundef nonnull align 8 dereferenceable(33) %4, ptr noundef nonnull %0, ptr noundef nonnull %1, i1 noundef zeroext %2)
          to label %5 unwind label %6

5:                                                ; preds = %3
  tail call void @_ZN7glslang10TPpContext9pushInputEPNS0_6tInputE(ptr noundef nonnull align 8 dereferenceable(921) %0, ptr noundef nonnull %4)
  tail call void @_ZN7glslang10TPpContext11TokenStream5resetEv(ptr noundef nonnull align 8 dereferenceable(40) %1)
  ret void

6:                                                ; preds = %3
  %7 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZdlPvm(ptr noundef nonnull %4, i64 noundef 40) #5
  resume { ptr, i32 } %7
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7glslang10TPpContext9pushInputEPNS0_6tInputE(ptr noundef nonnull align 8 dereferenceable(921), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN7glslang10TPpContext11tTokenInputC2EPS0_PNS0_11TokenStreamEb(ptr noundef nonnull align 8 dereferenceable(33), ptr noundef, ptr noundef, i1 noundef zeroext) unnamed_addr #0 align 2

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7glslang10TPpContext11TokenStream5resetEv(ptr noundef nonnull align 8 dereferenceable(40)) local_unnamed_addr #3 align 2

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 = { nobuiltin allocsize(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 #2 = { nobuiltin 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 #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 = { builtin allocsize(0) }
attributes #5 = { builtin 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: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InstCombinePass,SROAPass,SimplifyCFGPass,TailCallElimPass