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Diffstat (limited to 'llvm/test/Verifier/tbaa-struct.ll')
-rw-r--r-- | llvm/test/Verifier/tbaa-struct.ll | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/llvm/test/Verifier/tbaa-struct.ll b/llvm/test/Verifier/tbaa-struct.ll new file mode 100644 index 0000000..b8ddc7c --- /dev/null +++ b/llvm/test/Verifier/tbaa-struct.ll @@ -0,0 +1,40 @@ +; RUN: llvm-as < %s 2>&1 + +; FIXME: The verifer should reject the invalid !tbaa.struct nodes below. + +define void @test_overlapping_regions(ptr %a1) { + %ld = load i8, ptr %a1, align 1, !tbaa.struct !0 + ret void +} + +define void @test_size_not_integer(ptr %a1) { + store i8 1, ptr %a1, align 1, !tbaa.struct !5 + ret void +} + +define void @test_offset_not_integer(ptr %a1, ptr %a2) { + tail call void @llvm.memcpy.p0.p0.i64(ptr align 8 %a1, ptr align 8 %a2, i64 16, i1 false), !tbaa.struct !6 + ret void +} + +define void @test_tbaa_missing(ptr %a1, ptr %a2) { + tail call void @llvm.memcpy.p0.p0.i64(ptr align 8 %a1, ptr align 8 %a2, i64 16, i1 false), !tbaa.struct !7 + ret void +} + +define void @test_tbaa_invalid(ptr %a1) { + store i8 1, ptr %a1, align 1, !tbaa.struct !8 + ret void +} + +declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture, i64, i1) nounwind + +!0 = !{i64 0, i64 4, !1, i64 1, i64 4, !1} +!1 = !{!2, !2, i64 0} +!2 = !{!"int", !3, i64 0} +!3 = !{!"omnipotent char", !4, i64 0} +!4 = !{!"Simple C++ TBAA"} +!5 = !{i64 0, !2, !1} +!6 = !{!2, i64 0, !1} +!7 = !{i64 0, i64 4, null} +!8 = !{i64 0, i64 4, !2} |