EGCS ARM bug involving builtin strcpy

[Pat Beirne]

Richard,

Thank you. I confirm that the patch you sent me does fix this bug.

I was (somehow(??)) using egcs from Aug 17, right before said
patch was applied. Sorry to have disturbed you all.

Pat
CCC


Richard Earnshaw wrote:

> This appears to have been fixed in the trunk of the compiler -- I
> think it
> was probably this patch.
>
> Richard
>
> > G'day.
> >
> > Severity:            minor
> > Architecuture:    ARM
> >                     does not occur on the x86 compiler
> > Affects:        egcs-1.1, gcc-2.8.0, gcc-2.8.1
> >                     this bug is NOT present in gcc-2.7.x
> > Reported by:    Pat Beirne
> >                     patb@corelcomputer.com
> >
> > I would be happy to develop a patch for this problem. The reason
> > for this email is to enquire if anyone has fixed it already, or is
> > aware of it. Just let me know if I should spend time on this.
> >
> > Pat
> >
> >
> > The following code produces faulty code:
> >
> > #include <time.h>
> > #include <strings.h>
> > extern char* buf2;
> > main(argc,argv)const char*const argv[];
> > {
> >     time_t t;
> >     t=time((time_t*)0);strcat(strcpy(buf2,"  "),ctime(&t));
> > }
> >
>
> Tue Aug 18 10:33:30 1998  Jeffrey A Law  (law@cygnus.com)
>
>         * expr.c (emit_block_move): Do not call memcpy as a libcall
>         instead build up a CALL_EXPR and call it like any other
>         function.
>         (clear_storage): Similarly for memset.
>
>
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>
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