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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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13
external/llvm/test/Instrumentation/ThreadSanitizer/vptr_read.ll vendored Normal file
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; RUN: opt < %s -tsan -S | FileCheck %s
; Check that vptr reads are treated in a special way.
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
define i8 @Foo(i8* %a) nounwind uwtable sanitize_thread {
entry:
; CHECK: call void @__tsan_vptr_read
%0 = load i8, i8* %a, align 8, !tbaa !0
ret i8 %0
}
!0 = !{!2, !2, i64 0}
!1 = !{!"Simple C/C++ TBAA"}
!2 = !{!"vtable pointer", !1}