llvm-ir-diff/069366C4AC484050.ll at main · aeubanks/llvm-ir-diff · GitHub

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; ModuleID = '/usr/local/google/home/aeubanks/repos/test-suite/SingleSource/Regression/C/gcc-c-torture/execute/pr37924.c'
source_filename = "/usr/local/google/home/aeubanks/repos/test-suite/SingleSource/Regression/C/gcc-c-torture/execute/pr37924.c"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@a = dso_local local_unnamed_addr global i8 0, align 1
@b = dso_local local_unnamed_addr global i8 0, align 1

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(read, argmem: none, inaccessiblemem: none) uwtable
define dso_local i32 @test1() local_unnamed_addr #0 {
entry:
  %0 = load i8, ptr @a, align 1, !tbaa !5
  %1 = xor i8 %0, -1
  %xor = sext i8 %1 to i32
  %shr = lshr i32 %xor, 9
  ret i32 %shr
}

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none) uwtable
define dso_local i32 @test2() local_unnamed_addr #1 {
entry:
  ret i32 8388607
}

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write, argmem: none, inaccessiblemem: none) uwtable
define dso_local i32 @main() local_unnamed_addr #2 {
entry:
  store i8 -1, ptr @a, align 1, !tbaa !5
  store i8 -1, ptr @b, align 1, !tbaa !5
  ret i32 0
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(read, argmem: none, inaccessiblemem: none) uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nofree norecurse nosync nounwind willreturn memory(write, argmem: none, inaccessiblemem: none) uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+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 17.0.0"}
!5 = !{!6, !6, i64 0}
!6 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}