fc78d7cb8e
On MSVC, if an implicit instantiation already exists and an explicit instantiation definition with a DLL attribute is created, the DLL attribute still takes effect. Make clang match this behavior for exporting. Differential Revision: https://reviews.llvm.org/D26657 llvm-svn: 288682
31 lines
830 B
C++
31 lines
830 B
C++
// RUN: %clang_cc1 -emit-llvm -triple i686-windows-itanium -fdeclspec %s -o - | FileCheck %s
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struct __declspec(dllexport) s {
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void f() {}
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};
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// CHECK: define {{.*}} dllexport {{.*}} @_ZN1saSERKS_
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// CHECK: define {{.*}} dllexport {{.*}} @_ZN1s1fEv
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template <class T>
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class c {
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void f() {}
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};
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template class __declspec(dllexport) c<int>;
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// CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIiEaSERKS0_
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// CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIiE1fEv
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extern template class c<char>;
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template class __declspec(dllexport) c<char>;
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// CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIcEaSERKS0_
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// CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIcE1fEv
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c<double> g;
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template class __declspec(dllexport) c<double>;
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// CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIdEaSERKS0_
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// CHECK: define {{.*}} dllexport {{.*}} @_ZN1cIdE1fEv
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