llvm-project/clang/test/SemaCXX/warn-variable-not-needed.cpp

33 lines
765 B
C++

// RUN: %clang_cc1 -fsyntax-only -verify -Wall %s
namespace test1 {
static int abc = 42; // expected-warning {{variable 'abc' is not needed and will not be emitted}}
namespace {
template <typename T> int abc_template = 0;
template <> int abc_template<int> = 0; // expected-warning {{variable 'abc_template<int>' is not needed and will not be emitted}}
} // namespace
template <typename T>
int foo(void) {
return abc + abc_template<int> + abc_template<long>;
}
}
namespace test2 {
struct bah {
};
namespace {
struct foo : bah {
static char bar;
virtual void zed();
};
void foo::zed() {
bar++;
}
char foo::bar=0;
}
bah *getfoo() {
return new foo();
}
}