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27 lines
906 B
27 lines
906 B
4 months ago
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// RUN: %clang_cc1 -triple x86_64-unknown_unknown -emit-llvm -debug-info-kind=limited %s -O1 -fno-experimental-new-pass-manager -o - | FileCheck %s
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// Ensure class definitions are not emitted to debug info just because the
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// vtable is emitted for optimization purposes (as available_externally). The
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// class definition debug info should only go where the vtable is actually
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// emitted into the object file.
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// CHECK: @_ZTV3foo = available_externally
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// Verify that this doesn't involve querying for the vtable of types that aren't
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// dynamic (that would cause an assertion in the case below)
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// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "bar<int>"
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template <typename> struct bar {};
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extern template struct bar<int>;
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bar<int> *p1;
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bar<int> a;
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// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "foo"
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// CHECK-SAME: DIFlagFwdDecl
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struct foo {
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virtual void f();
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};
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foo f;
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