1 ; RUN: opt < %s -tsan -S | FileCheck %s
2 ; Check that vptr reads are treated in a special way.
3 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"
5 define i8 @Foo(i8* %a) nounwind uwtable sanitize_thread {
7 ; CHECK: call void @__tsan_vptr_read
8 %0 = load i8, i8* %a, align 8, !tbaa !0
12 !1 = !{!"Simple C/C++ TBAA"}
13 !2 = !{!"vtable pointer", !1}