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4d4e2b930d
The ``llvm.experimental.noalias.scope.decl`` intrinsic identifies where a noalias scope is declared. When the intrinsic is duplicated, a decision must also be made about the scope: depending on the reason of the duplication, the scope might need to be duplicated as well. Reviewed By: nikic, jdoerfert Differential Revision: https://reviews.llvm.org/D93039
62 lines
2.1 KiB
LLVM
62 lines
2.1 KiB
LLVM
; RUN: not llvm-as -disable-output --verify-noalias-scope-decl-dom < %s 2>&1 | FileCheck %s
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define void @test_single_scope01() nounwind ssp {
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tail call void @llvm.experimental.noalias.scope.decl(metadata !2)
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ret void
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}
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define void @test_single_scope02() nounwind ssp {
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tail call void @llvm.experimental.noalias.scope.decl(metadata !5)
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ret void
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}
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; CHECK: !id.scope.list must point to a list with a single scope
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; CHECK-NEXT: tail call void @llvm.experimental.noalias.scope.decl(metadata !5)
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define void @test_single_scope03() nounwind ssp {
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tail call void @llvm.experimental.noalias.scope.decl(metadata !"test")
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ret void
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}
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; CHECK-NEXT: !id.scope.list must point to an MDNode
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; CHECK-NEXT: tail call void @llvm.experimental.noalias.scope.decl(metadata !"test")
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define void @test_dom01() nounwind ssp {
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tail call void @llvm.experimental.noalias.scope.decl(metadata !2)
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tail call void @llvm.experimental.noalias.scope.decl(metadata !8)
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ret void
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}
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define void @test_dom02() nounwind ssp {
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tail call void @llvm.experimental.noalias.scope.decl(metadata !2)
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tail call void @llvm.experimental.noalias.scope.decl(metadata !6)
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ret void
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}
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; CHECK-NEXT: llvm.experimental.noalias.scope.decl dominates another one with the same scope
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; CHECK-NEXT: tail call void @llvm.experimental.noalias.scope.decl(metadata !2)
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define void @test_dom03() nounwind ssp {
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tail call void @llvm.experimental.noalias.scope.decl(metadata !2)
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tail call void @llvm.experimental.noalias.scope.decl(metadata !2)
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ret void
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}
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; CHECK-NEXT: llvm.experimental.noalias.scope.decl dominates another one with the same scope
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; CHECK-NEXT: tail call void @llvm.experimental.noalias.scope.decl(metadata !2)
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; CHECK-NOT: llvm.experimental.noalias.scope.decl
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; Function Attrs: inaccessiblememonly nounwind
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declare void @llvm.experimental.noalias.scope.decl(metadata) #1
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attributes #1 = { inaccessiblememonly nounwind }
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!llvm.module.flags = !{!0}
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!llvm.ident = !{!1}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{!"clang"}
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!2 = !{!3}
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!3 = distinct !{!3, !4, !"test: pA"}
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!4 = distinct !{!4, !"test"}
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!5 = !{!3, !3}
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!6 = !{!3}
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!7 = distinct !{!7, !4, !"test: pB"}
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!8 = !{!7}
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