Re: Kernel Bug in 2.4.35 when compiled gcc>=4.2.0 and -march=c3

From: H. Peter Anvin
Date: Mon Aug 06 2007 - 14:04:48 EST


Willy Tarreau wrote:
>
> I'm well aware of that, even in the example I wrote to reproduce the issue
> and posted to gcc's bugzilla, I clearly have one function prototype and a
> separate asm statement which contained a label with the function's name.
>
> So in my opinion, the code above is not buggy. It's dirty (though I did
> not find how to produce the equivalent in a different manner).
>

Well, top-level assembly is usually nasty. Setting the section in the
assembly statement as you said is probably the only thing you *can* do.

I don't think there is any requirement that top-level assembly
statements get the section set to .text on their behalf.

-hpa
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