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Commit 03a42414 by Paolo Carlini Committed by Paolo Carlini
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55463.cc: Avoid -Wunused warnings. 

2013-03-09  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/20_util/function_objects/mem_fn/55463.cc: Avoid
	-Wunused warnings.

From-SVN: r196572
parent 4b1baac8
Showing with 52 additions and 43 deletions
libstdc++-v3/ChangeLog
2013-03-09 Paolo Carlini <paolo.carlini@oracle.com>
* testsuite/20_util/function_objects/mem_fn/55463.cc: Avoid
-Wunused warnings.
2013-03-08 Benjamin Kosnik <bkoz@redhat.com>
* include/bits/memoryfwd.h: New. Centralize forward declarations.
......
libstdc++-v3/testsuite/20_util/function_objects/mem_fn/55463.cc
......@@ -50,59 +50,63 @@ std::reference_wrapper<Y> yref();
void test01()
{
int& i1 = std::mem_fn( &X::func )( X() );
int& i2 = std::mem_fn( &X::func )( Y() );
int& i3 = std::mem_fn( &X::func )( ref() );
int& i4 = std::mem_fn( &X::func )( yref() );
int& i5 = std::mem_fn( &X::func )( X_ptr() );
int& i6 = std::mem_fn( &X::func )( smart_ptr() );
char& c1 = std::mem_fn( &X::func_c )( X() );
char& c2 = std::mem_fn( &X::func_c )( CX() );
char& c3 = std::mem_fn( &X::func_c )( Y() );
char& c4 = std::mem_fn( &X::func_c )( ref() );
char& c5 = std::mem_fn( &X::func_c )( cref() );
char& c6 = std::mem_fn( &X::func_c )( yref() );
char& c7 = std::mem_fn( &X::func_c )( X_ptr() );
char& c8 = std::mem_fn( &X::func_c )( smart_ptr() );
short& s1 = std::mem_fn( &X::func_v )( X() );
short& s2 = std::mem_fn( &X::func_v )( Y() );
short& s3 = std::mem_fn( &X::func_v )( ref() );
short& s4 = std::mem_fn( &X::func_v )( yref() );
short& s5 = std::mem_fn( &X::func_v )( X_ptr() );
short& s6 = std::mem_fn( &X::func_v )( smart_ptr() );
double& d1 = std::mem_fn( &X::func_cv )( X() );
double& d2 = std::mem_fn( &X::func_cv )( CX() );
double& d3 = std::mem_fn( &X::func_cv )( Y() );
double& d4 = std::mem_fn( &X::func_cv )( ref() );
double& d5 = std::mem_fn( &X::func_cv )( cref() );
double& d6 = std::mem_fn( &X::func_cv )( yref() );
double& d7 = std::mem_fn( &X::func_cv )( X_ptr() );
double& d8 = std::mem_fn( &X::func_cv )( smart_ptr() );
int& i1 __attribute__((unused)) = std::mem_fn( &X::func )( X() );
int& i2 __attribute__((unused)) = std::mem_fn( &X::func )( Y() );
int& i3 __attribute__((unused)) = std::mem_fn( &X::func )( ref() );
int& i4 __attribute__((unused)) = std::mem_fn( &X::func )( yref() );
int& i5 __attribute__((unused)) = std::mem_fn( &X::func )( X_ptr() );
int& i6 __attribute__((unused)) = std::mem_fn( &X::func )( smart_ptr() );
char& c1 __attribute__((unused)) = std::mem_fn( &X::func_c )( X() );
char& c2 __attribute__((unused)) = std::mem_fn( &X::func_c )( CX() );
char& c3 __attribute__((unused)) = std::mem_fn( &X::func_c )( Y() );
char& c4 __attribute__((unused)) = std::mem_fn( &X::func_c )( ref() );
char& c5 __attribute__((unused)) = std::mem_fn( &X::func_c )( cref() );
char& c6 __attribute__((unused)) = std::mem_fn( &X::func_c )( yref() );
char& c7 __attribute__((unused)) = std::mem_fn( &X::func_c )( X_ptr() );
char& c8 __attribute__((unused)) = std::mem_fn( &X::func_c )( smart_ptr() );
short& s1 __attribute__((unused)) = std::mem_fn( &X::func_v )( X() );
short& s2 __attribute__((unused)) = std::mem_fn( &X::func_v )( Y() );
short& s3 __attribute__((unused)) = std::mem_fn( &X::func_v )( ref() );
short& s4 __attribute__((unused)) = std::mem_fn( &X::func_v )( yref() );
short& s5 __attribute__((unused)) = std::mem_fn( &X::func_v )( X_ptr() );
short& s6 __attribute__((unused)) = std::mem_fn( &X::func_v )( smart_ptr() );
double& d1 __attribute__((unused)) = std::mem_fn( &X::func_cv )( X() );
double& d2 __attribute__((unused)) = std::mem_fn( &X::func_cv )( CX() );
double& d3 __attribute__((unused)) = std::mem_fn( &X::func_cv )( Y() );
double& d4 __attribute__((unused)) = std::mem_fn( &X::func_cv )( ref() );
double& d5 __attribute__((unused)) = std::mem_fn( &X::func_cv )( cref() );
double& d6 __attribute__((unused)) = std::mem_fn( &X::func_cv )( yref() );
double& d7 __attribute__((unused)) = std::mem_fn( &X::func_cv )( X_ptr() );
double& d8 __attribute__((unused))
= std::mem_fn( &X::func_cv )( smart_ptr() );
// [expr.mptr.oper]
// The result of a .* expression whose second operand is a pointer to a
// data member is of the same value category (3.10) as its first operand.
int&& rval = std::mem_fn( &X::data )( X() );
const int&& crval = std::mem_fn( &X::data )( CX() );
int&& yrval = std::mem_fn( &X::data )( Y() );
const int&& ycrval = std::mem_fn( &X::data )( CY() );
int&& rval __attribute__((unused)) = std::mem_fn( &X::data )( X() );
const int&& crval __attribute__((unused)) = std::mem_fn( &X::data )( CX() );
int&& yrval __attribute__((unused)) = std::mem_fn( &X::data )( Y() );
const int&& ycrval __attribute__((unused)) = std::mem_fn( &X::data )( CY() );
int& val = std::mem_fn( &X::data )( ref() );
const int& cval = std::mem_fn( &X::data )( cref() );
int& yval = std::mem_fn( &X::data )( yref() );
int& val __attribute__((unused)) = std::mem_fn( &X::data )( ref() );
const int& cval __attribute__((unused)) = std::mem_fn( &X::data )( cref() );
int& yval __attribute__((unused)) = std::mem_fn( &X::data )( yref() );
int& pval = std::mem_fn( &X::data )( X_ptr() );
int& sval = std::mem_fn( &X::data )( smart_ptr() );
int& pval __attribute__((unused)) = std::mem_fn( &X::data )( X_ptr() );
int& sval __attribute__((unused)) = std::mem_fn( &X::data )( smart_ptr() );
}
void test02()
{
std::reference_wrapper<X> r = ref();
X& x1 = std::mem_fn( &std::reference_wrapper<X>::get )( r );
X& x1 __attribute__((unused))
= std::mem_fn( &std::reference_wrapper<X>::get )( r );
const std::reference_wrapper<X> cr = ref();
const X& x3 = std::mem_fn( &std::reference_wrapper<X>::get )( cr );
X& x2 = std::mem_fn( &std::reference_wrapper<X>::get )( ref() );
const X& x3 __attribute__((unused))
= std::mem_fn( &std::reference_wrapper<X>::get )( cr );
X& x2 __attribute__((unused))
= std::mem_fn( &std::reference_wrapper<X>::get )( ref() );
}
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