dg-error vs. i18n?

[Richard Guenther]

On Sat, Oct 24, 2009 at 1:01 AM, Dave Korn
<dave.korn.cygwin@googlemail.com> wrote:
>
>    Hi everyone,
>
>  Sorry for posting a dumb question, but it's not my strongest area: now that
> cygwin is handling i18n and unicode and "all that stuff", I started seeing a
> whole slew of test failures, e.g.:
>
>> FAIL: g++.dg/debug/pr22514.C  (test for errors, line 12)
>> FAIL: g++.dg/debug/pr22514.C (test for excess errors)
>> Excess errors:
>> /gnu/gcc/releases/4.3.4-2/gcc4-4.3.4-2/src/gcc-4.3.4/gcc/testsuite/g++.dg/debug/pr22514.C:12:
>> error: expected unqualified-id before ‘}’ token
>
>  The reason appears to be because the testcase has single-quotes in the regex
> pattern:
>
>>> $ cat g++.dg/debug/pr22514.C -n
>>>      1  /* { dg-do compile } */
>>>      2  namespace s
>>>      3  {
>>>      4    template <int> struct _List_base
>>>      5    {
>>>      6       int _M_impl;
>>>      7    };
>>>      8    template<int i> struct list : _List_base<i>
>>>      9    {
>>>     10      using _List_base<i>::_M_impl;
>>>     11    }
>>>     12  }  /* { dg-error "expected unqualified-id before '\}'" } */
>>>     13  s::list<1> OutputModuleListType;
>
> ... where the actual compiler outputs those fancy left- and right-facing
> quotes.  It will probably go away if I set LC_ALL=c or something like that,
> but is dg-error meant to be insensitive to this kind of transformation, or
> would it be best if dg-error test patterns didn't include any kind of quote
> chars that might get i14ed?

The testsuite should run with C locale.

Richard.

>    cheers,
>      DaveK
>
>