54 lines
2.1 KiB
C++
54 lines
2.1 KiB
C++
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// RUN: %clang_cc1 -triple x86_64-windows-msvc -emit-llvm -std=c++14 -fms-extensions -o - %s | FileCheck %s --check-prefix=IMPORT
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// RUN: %clang_cc1 -triple x86_64-windows-msvc -emit-llvm -std=c++14 -fms-extensions -o - %s -DTEST_EXPORT | FileCheck %s --check-prefix=EXPORT
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#ifndef TEST_EXPORT
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#define DLLATTR __declspec(dllimport)
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#else
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#define DLLATTR __declspec(dllexport)
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#endif
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// PR37232: When a dllimport attribute is propagated from a derived class to a
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// base class that happens to be a template specialization, it is only applied
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// to template *methods*, and not static data members. If a dllexport attribute
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// is propagated, it still applies to static data members.
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// IMPORT-DAG: @"?sdm@Exporter@@2HB" = available_externally dllimport constant i32 2, align 4
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// IMPORT-DAG: @"?csdm@?$A@H@@2HB" = linkonce_odr dso_local constant i32 2, comdat, align 4
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// IMPORT-DAG: @"?sdm@?$A@H@@2HA" = linkonce_odr dso_local global i32 1, comdat, align 4
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// IMPORT-DAG: @"?sdm@?$B@H@@2HB" = available_externally dllimport constant i32 2, align 4
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// IMPORT-DAG: @"?sdm@?$C@H@@2HB" = available_externally dllimport constant i32 2, align 4
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// EXPORT-DAG: @"?sdm@Exporter@@2HB" = weak_odr dso_local dllexport constant i32 2, comdat, align 4
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// EXPORT-DAG: @"?csdm@?$A@H@@2HB" = weak_odr dso_local dllexport constant i32 2, comdat, align 4
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// EXPORT-DAG: @"?sdm@?$A@H@@2HA" = weak_odr dso_local dllexport global i32 1, comdat, align 4
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// EXPORT-DAG: @"?sdm@?$B@H@@2HB" = weak_odr dso_local dllexport constant i32 2, comdat, align 4
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// EXPORT-DAG: @"?sdm@?$C@H@@2HB" = weak_odr dso_local dllexport constant i32 2, comdat, align 4
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template <typename T> struct A {
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static constexpr int csdm = 2;
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static int sdm;
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};
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template <typename T> int A<T>::sdm = 1;
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struct DLLATTR Exporter : A<int> {
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static constexpr int sdm = 2;
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};
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template <typename T> struct DLLATTR B { static constexpr int sdm = 2; };
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template <typename T> struct DLLATTR C;
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template <typename T> struct C { static constexpr int sdm = 2; };
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void takeRef(const int &_Args) {}
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int main() {
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takeRef(Exporter::sdm);
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takeRef(A<int>::csdm);
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takeRef(A<int>::sdm);
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takeRef(B<int>::sdm);
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takeRef(C<int>::sdm);
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return 1;
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}
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