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Re: [PATCH] x86: fix inval-equ-2 gas test
On Wed, Apr 15, 2009 at 6:09 AM, Jan Beulich <jbeulich@novell.com> wrote:
>>>> "H.J. Lu" <hjl.tools@gmail.com> 15.04.09 14:55 >>>
>>On Wed, Apr 15, 2009 at 4:30 AM, Jan Beulich <jbeulich@novell.com> wrote:
>>> This is the patch addressing the issues raised in an earlier thread
>>> starting at http://sourceware.org/ml/binutils/2008-11/msg00130.html.
>>>
>>> gas/testsuite/
>>> 2009-04-15 ?Jan Beulich ?<jbeulich@novell.com>
>>>
>>> ? ? ? ?* gas/i386/inval-equ-2.s: Change to not make assumptions about
>>> ? ? ? ?internal (and possibly broken) behavior.
>>> ? ? ? ?* gas/i386/inval-equ-2.l: Adjust expectations.
>>>
>>Those tests are added so that assembler won't crash on them. If you remove
>>those tests, someone may change assembler and assembler crash on them
>>again.
>
> You had said the same thing a couple of months back, when I first asked
> about this dubious test. Since you didn't fix it so far, I now felt it was my
> turn to submit a fix. As described in the original posting, the test you
> do is bogus, and as such is prone to break at any time due to completely
> unrelated changes (as I have seen in the past). So I'd request that either
We can update the expected error messages when assembler is updated.
> you fix the test yourself to not depend on broken-ness elsewhere in the
> assembler (admitted, testing for the assembler to reject something in a
> particular way is always problematic, because invalid constructs can
> potentially be rejected in various different ways, but I think such specific
> behavior should simply not be tested for), or you allow the change in.
>
I don't think we should allow those crashes untested on x86. As long
as assembler doesn't crash, I really mind what kinds of error messages
assembler generates.
--
H.J.