llvm-project/clang/test/CodeGenCXX/attr-used-member-function-implicit-instantiation.cpp
Fangrui Song dbc96b518b Revert "[CodeGenModule] Assume dso_local for -fpic -fno-semantic-interposition"
This reverts commit 789a46f2d742e11edaade28cb59a0f4d2a1d770e.

Accidentally committed.
2020-02-03 10:09:39 -08:00

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C++

// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s | FileCheck %s
// Check that PR17480 is fixed: __attribute__((used)) ignored in templated
// classes
namespace InstantiateUsedMemberDefinition {
template <typename T>
struct S {
int __attribute__((used)) f() {
return 0;
}
};
void test() {
// Check that InstantiateUsedMemberDefinition::S<int>::f() is defined
// as a result of the S class template implicit instantiation
// CHECK: define linkonce_odr i32 @_ZN31InstantiateUsedMemberDefinition1SIiE1fEv
S<int> inst;
}
} // namespace InstantiateUsedMemberDefinition