On Thu, Jan 26, 2017 at 10:08 PM, David Empson <demp...@emptech.co.nz> wrote:
>
>> On 26/01/2017, at 8:46 PM, Clemens Ladisch <clem...@ladisch.de> wrote:
>>
>> Ziemowit Laski wrote:
>>> Visual C++
>>
>> Which one?
>>
>>> correctly catches this.
>>
>> Oh? What exactly is illegal about this?
>>
>>> struct IcuScalar {
>>> const char *zName; /* Function name */
>>> int nArg; /* Number of arguments */
>>> int enc; /* Optimal text encoding */
>>> void *pContext; /* sqlite3_user_data() context
>>> */
>>> void (*xFunc)(sqlite3_context*,int,sqlite3_value**);
>>> } scalars[] = {
>>> ...
>>> {"icu_load_collation", 2, SQLITE_UTF8, (void*)db, icuLoadCollation},
>>> };
>
> The ANSI/ISO C 1990 standard states this in section 6.5.7, under Constraints:
>
> “All the expressions in an initializer for an object that has static storage
> duration or in an initializer list for an object that has aggregate or union
> type shall be constant expressions.”
But this object doesn't have static storage duration, does it?
`scalars` is just a local variable in a function:
https://sourcecodebrowser.com/sqlite3/3.6.21/icu_8c_source.html#l00449
unless I'm looking at the wrong version.
Again, it would be nice to see the actual warning from MSVC.
FWIW,
- Kim
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