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view gcc/testsuite/g++.dg/warn/Wunused-var-8.C @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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// { dg-do compile }
// { dg-options "-Wunused" }

template <int N>
void
f1 (void)
{
  extern int extvari;
  extvari = 1;
}

int extvarj;

template <int N>
void
f2 (void)
{
  extern int extvarj;
  extvarj = 1;
}

static int extvark;

template <int N>
void
f3 (void)
{
  extern int extvark;
  extvark = 1;
}

template <int N>
int
f4 (void)
{
  return extvark;
}

void
test ()
{
  f1<0> ();
  f2<0> ();
  f3<0> ();
  (void) f4<0> ();
}