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

   1 // RUN: %clang_cc1 -fsyntax-only -verify -Wall %s
   2
   3 namespace test1 {
   4   static int abc = 42; // expected-warning {{variable 'abc' is not needed and will not be emitted}}
   5
   6   namespace {
   7   template <typename T> int abc_template = 0;
   8   template <> int abc_template<int> = 0; // expected-warning {{variable 'abc_template<int>' is not needed and will not be emitted}}
   9   }                                      // namespace
  10   template <typename T>
  11   int foo(void) {
  12     return abc + abc_template<int> + abc_template<long>;
  13   }
  14 }
  15
  16 namespace test2 {
  17   struct bah {
  18   };
  19   namespace {
  20     struct foo : bah {
  21       static char bar;
  22       virtual void zed();
  23     };
  24     void foo::zed() {
  25       bar++;
  26     }
  27     char foo::bar=0;
  28   }
  29   bah *getfoo() {
  30     return new foo();
  31   }
  32 }