On Mon, Oct 18, 1999 at 01:14:04AM +0100, Nuno Oliveira wrote: > Package: libc6 > Version: 2.1.2-5 > > I get SIGSEGVs at the vsnprintf call in the following code > segment (this is from dump-0.4, on powerpc): > > void > #ifdef __STDC__ > msg(const char *fmt, ...) > #else > msg(fmt, va_alist) > char *fmt; > va_dcl > #ifdef __STDC__ > va_start(ap, fmt); > #else > va_start(ap); > #endif > (void) vfprintf(stderr, fmt, ap); > (void) fflush(stdout); > (void) fflush(stderr); > (void) vsnprintf(lastmsg, sizeof(lastmsg), fmt, ap); > va_end(ap); > } > > The call to vfprintf just before is ok. Using libc_debug I get:
> This is probably related to bug #22541. No, it's not. You're violating the usage of varargs. You need to call va_end() again and va_start a second time between the two uses of ap. Dan /--------------------------------\ /--------------------------------\ | Daniel Jacobowitz |__| SCS Class of 2002 | | Debian GNU/Linux Developer __ Carnegie Mellon University | | [EMAIL PROTECTED] | | [EMAIL PROTECTED] | \--------------------------------/ \--------------------------------/
