Trailing-Edge
-
PDP-10 Archives
-
SRI_NIC_PERM_FS_1_19910112
-
c/kcc/bug16.c
There are no other files named bug16.c in the archive.
#if 0
28-Nov-89 14:27:13-PST,1031;000000000005
Return-Path: <[email protected]>
Received: from saqqara.cis.ohio-state.edu by NIC.DDN.MIL with TCP; Tue, 28 Nov 89 14:27:08 PST
Received: by saqqara.cis.ohio-state.edu (5.61/4.891102)
id AA26224; Tue, 28 Nov 89 16:55:28 -0500
Date: 28 Nov 89 16:26:00 EST
From: <[email protected]>
To: <[email protected]>
Subject: BUGB.C
Message-Id: <"CSI 5676-11719"@CompuServe.COM>
#endif
/* BUGB.C */
struct {
unsigned ubf2 : 2;
signed sbf2 : 2;
int ibf2: 2;
} bf;
main()
{
bf.ubf2 = ivalue(-1);
if (bf.ubf2 != 3)
{
printf ("? Uh-oh\n");
}
}
/*
* VALUE - the value routines are used to defeat value propagation in optimizing compilers.
* We want to make sure that we are testing what we think we are testing, not what the compiler transformed it to.
* 1988: Some compilers "open-code" all small functions. Now we have to hide the constants still further.
*/
static int Zero = 0; /* See setzero() below */
int ivalue(i)
int i;
{
return i + Zero;
}