[cfe-dev] clang-format formats initializer_list passed to function oddly

[Oleg Smolsky via cfe-dev]

And even further reduced case:

void F() {
   Call({(Cast)[] { f(); }});
}

On 2019-03-25 13:46, Oleg Smolsky wrote:
>
> This looks like a bug (or bugs) in LibFormat. Here is one reduced case:
>
> Works:
>
> Call({a, [=]() { something1(o); }, b});
>
> Broken:
>
> namespace ns{
> void F() {
>   Call({a, (Cast)[=]() { something1(o); }, b});
> }
> }
>
> The second case counts braces incorrectly.
>
> On 2019-03-21 09:55, Turing Eret via cfe-dev wrote:
>> I have the following bit of code (or something very similar):
>>
>> int main() {
>>     add_thingie({{Thingie1::ID(), (ThingieHandler)[=](const Object& 
>> o) { do_something1(o); }}, {Thingie2::ID(), (ThingieHandler)[=](const 
>> Object& o) { do_something2(o); }}});
>>     return 0;
>> }
>>
>> If I run it through clang-format (6.0.0), I get the following output.
>>
>> C:\clang-format_example>clang-format example_bad.cpp
>> int main() {
>>         add_thingie({{Thingie1::ID(), (ThingieHandler)[=](const 
>> Object& o) { do_something1(o);
>> }
>> }
>> , {
>>   Thingie2::ID(), (ThingieHandler)[=](const Object &o) { 
>> do_something2(o); }
>> }
>> });
>> return 0;
>> }
>>
>> Interestingly, if I remove the C-style cast, it produces something 
>> sensible.
>>
>> C:\clang-format_example>clang-format example_good.cpp
>> int main() {
>>   add_thingie({{Thingie1::ID(), [=](const Object &o) { 
>> do_something1(o); }},
>>                {Thingie2::ID(), [=](const Object &o) { 
>> do_something2(o); }}});
>>   return 0;
>> }
>>
>> I could not find any set of options that does something remotely 
>> sensible to the original example. Am I missing something?
>>
>> Turing
>>
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