34 lines
999 B
C++
34 lines
999 B
C++
|
// GROUPS passed arg-matching
|
||
|
|
// arg-matching file
|
||
|
|
// Message-Id: <9305041759.AA04913@malachite.bbn.com>
|
||
|
|
// From: Dan Franklin <dan@diamond.bbn.com>
|
||
|
|
// Subject: overloaded function resolved incorrectly
|
||
|
|
// Date: Tue, 4 May 93 13:59:18 EDT
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
|
||
|
|
// Given the following overloaded function definitions
|
||
|
|
|
||
|
|
void ovf(unsigned long, short, short) { printf ("PASS\n"); }
|
||
|
|
void ovf( int, short, unsigned long) { printf ("FAIL\n"); }
|
||
|
|
|
||
|
|
// and the call
|
||
|
|
//
|
||
|
|
// ovf(unsigned long, unsigned int, unsigned int)
|
||
|
|
//
|
||
|
|
// it seems to me (and to cfront) that this should resolve to ovf #1 above,
|
||
|
|
// but g++ resolves it to ovf #2. Resolving to ovf #1 requires two conversions
|
||
|
|
// (unsigned int => short) while resolving to ovf #2 takes two conversions
|
||
|
|
// (unsigned long => int, unsigned int => short) and a promotion
|
||
|
|
// (unsigned int => unsigned long).
|
||
|
|
|
||
|
|
main(int, char**)
|
||
|
|
{
|
||
|
|
unsigned long pixmap = 0;
|
||
|
|
unsigned int x = 0;
|
||
|
|
unsigned int y = 0;
|
||
|
|
|
||
|
|
ovf(pixmap, x, y);
|
||
|
|
return 0;
|
||
|
|
}
|