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b14d123774
iterations of this patch gave explicit template instantiation link-once ODR linkage, which permitted the back end to eliminate unused symbols. Weak ODR linkage still requires the symbols to be generated. llvm-svn: 98441
32 lines
533 B
C++
32 lines
533 B
C++
// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
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// CHECK: ; ModuleID
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struct A {
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template<typename T>
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A(T);
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};
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template<typename T> A::A(T) {}
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struct B {
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template<typename T>
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B(T);
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};
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template<typename T> B::B(T) {}
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// CHECK: define weak_odr void @_ZN1BC1IiEET_(%struct.B* %this, i32)
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// CHECK: define weak_odr void @_ZN1BC2IiEET_(%struct.B* %this, i32)
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template B::B(int);
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template<typename T>
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struct C {
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void f() {
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int a[] = { 1, 2, 3 };
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}
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};
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void f(C<int>& c) {
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c.f();
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}
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