llvm-for-llvmta/tools/clang/test/CodeGenCXX/cfi-speculative-vtable.cpp

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2022-04-25 13:02:35 +02:00
// Test that we don't emit a bit set entry for a speculative (available_externally) vtable.
// This does not happen in the Microsoft ABI.
// RUN: %clang_cc1 -triple x86_64-unknown-linux -O1 -fno-experimental-new-pass-manager -fsanitize=cfi-vcall -fsanitize-trap=cfi-vcall -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple x86_64-unknown-linux -O1 -fno-experimental-new-pass-manager -fsanitize=cfi-vcall -fsanitize-trap=cfi-vcall -fsanitize-cfi-cross-dso -emit-llvm -o - %s | FileCheck %s
class A {
public:
virtual ~A();
};
A a;
// CHECK: @_ZTV1A ={{.*}} available_externally
// CHECK-NOT: !{{.*}} = !{!{{.*}}, [4 x i8*]* @_ZTV1A, i64 16}