gcc/testsuite/gdc.test/fail_compilation/objc_class3.d

// EXTRA_OBJC_SOURCES:
/*
TEST_OUTPUT:
---
fail_compilation/objc_class3.d(15): Error: function `objc_class3.A.test!int.test` template cannot have an Objective-C selector attached
fail_compilation/objc_class3.d(21): Error: template instance `objc_class3.A.test!int` error instantiating
---
*/

import core.attribute : selector;

extern (Objective-C)
extern class A
{
    void test(T)(T a) @selector("test:"); // selector defined for template
}

void test()
{
    A a;
    a.test(3);
}