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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [g++.dg/] [graphite/] [pr39447.C] - Rev 445
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/* { dg-options "-O2 -fgraphite-identity" } */
struct Point
{
int line, col;
Point( int l = -1, int c = 0 ) throw() : line( l ), col( c ) {}
bool operator==( const Point & p ) const throw()
{ return ( line == p.line && col == p.col ); }
bool operator<( const Point & p ) const throw()
{ return ( line < p.line || ( line == p.line && col < p.col ) ); }
};
class Buffer
{
public:
int characters( const int line ) const throw();
int pgetc( Point & p ) const throw();
Point eof() const throw() { return Point( 0, 0 ); }
bool pisvalid( const Point & p ) const throw()
{ return ( ( p.col >= 0 && p.col < characters( p.line ) ) || p == eof() );
}
bool save( Point p1 = Point(), Point p2 = Point() ) const;
};
bool Buffer::save( Point p1, Point p2 ) const
{
if( !this->pisvalid( p1 ) ) p1 = eof();
if( !this->pisvalid( p2 ) ) p2 = eof();
for( Point p = p1; p < p2; ) { pgetc( p ); }
return true;
}
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