[Bug rtl-optimization/15717] [3.4/3.5 Regression] Error: can't resolve `L0' {*ABS* section} - `xx' {*UND* section}

[rakdver at atrey dot karlin dot mff dot cuni dot cz]

------- Additional Comments From rakdver at atrey dot karlin dot mff dot cuni dot cz  2004-05-29 07:47 -------
Subject: Re:  [3.4/3.5 Regression] Error: can't resolve `L0' {*ABS* section} - `xx' {*UND* section}

> 
> ------- Additional Comments From pinskia at gcc dot gnu dot org  2004-05-28 21:34 -------
> I do not know if this is really a bug at all because it is really undefined.

I believe it is defined:

"Any pointer type may be converted to an  integer  type;
the  result is implementation-defined" (c99 standard draft)

Or is there something else you have objections against?

Zdenek

> Note with an earlier version of as I get:
> temp.s: Assembler messages:
> temp.s:12: Error: negative of non-absolute symbol `xx'
> 
> The only thing we can do I can think of is reject (minus xxx Symbol_Ref) as a valid constant.
> 
> I should note that i686-darwin's as also rejects it (it is a much older GNU as).
> 
> -- 
>            What    |Removed                     |Added
> ----------------------------------------------------------------------------
>              Status|UNCONFIRMED                 |NEW
>      Ever Confirmed|                            |1
>            Keywords|                            |wrong-code
>       Known to fail|                            |3.4.0 3.5.0
>       Known to work|                            |3.3.3
>    Last reconfirmed|0000-00-00 00:00:00         |2004-05-28 21:34:50
>                date|                            |
>             Summary|Error: can't resolve `L0'   |[3.4/3.5 Regression] Error:
>                    |{*ABS* section} - `xx'      |can't resolve `L0' {*ABS*
>                    |{*UND* section}             |section} - `xx' {*UND*
>                    |                            |section}
>    Target Milestone|---                         |3.4.1
> 
> 
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15717
> 
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15717