forked from OSchip/llvm-project
73 lines
1.6 KiB
C++
73 lines
1.6 KiB
C++
// RUN: %clangxx_msan %s -O0 -fsanitize=memory -fsanitize-memory-use-after-dtor -o %t && MSAN_OPTIONS=poison_in_dtor=1 %run %t
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// RUN: %clangxx_msan %s -O1 -fsanitize=memory -fsanitize-memory-use-after-dtor -o %t && MSAN_OPTIONS=poison_in_dtor=1 %run %t
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// RUN: %clangxx_msan %s -O2 -fsanitize=memory -fsanitize-memory-use-after-dtor -o %t && MSAN_OPTIONS=poison_in_dtor=1 %run %t
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// RUN: %clangxx_msan %s -DCVPTR=1 -O2 -fsanitize=memory -fsanitize-memory-use-after-dtor -o %t && MSAN_OPTIONS=poison_in_dtor=1 not %run %t
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// RUN: %clangxx_msan %s -DEAVPTR=1 -O2 -fsanitize=memory -fsanitize-memory-use-after-dtor -o %t && MSAN_OPTIONS=poison_in_dtor=1 not %run %t
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// RUN: %clangxx_msan %s -DEDVPTR=1 -O2 -fsanitize=memory -fsanitize-memory-use-after-dtor -o %t && MSAN_OPTIONS=poison_in_dtor=1 not %run %t
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// Expected to quit due to invalid access when invoking
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// function using vtable.
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class A {
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public:
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int x;
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virtual ~A() {
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// Should succeed
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this->A_Foo();
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}
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virtual void A_Foo() {}
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};
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class B : public virtual A {
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public:
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int y;
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virtual ~B() {}
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virtual void A_Foo() {}
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};
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class C : public B {
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public:
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int z;
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~C() {}
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};
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class D {
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public:
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int w;
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~D() {}
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virtual void D_Foo() {}
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};
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class E : public virtual A, public virtual D {
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public:
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int u;
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~E() {}
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void A_Foo() {}
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};
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int main() {
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// Simple linear inheritance
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C *c = new C();
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c->~C();
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// This fails
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#ifdef CVPTR
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c->A_Foo();
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#endif
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// Multiple inheritance, so has multiple vtables
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E *e = new E();
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e->~E();
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// Both of these fail
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#ifdef EAVPTR
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e->A_Foo();
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#endif
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#ifdef EDVPTR
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e->D_Foo();
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#endif
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}
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