[PATCH] D115503: [DebugInfo][Clang] record the access flag for class/struct/union types.

[David Blaikie via Phabricator via llvm-commits]

dblaikie added a comment.

In D115503#3199489 <https://reviews.llvm.org/D115503#3199489>, @shchenz wrote:

> In D115503#3199459 <https://reviews.llvm.org/D115503#3199459>, @Esme wrote:
>
>> In D115503#3195171 <https://reviews.llvm.org/D115503#3195171>, @dblaikie wrote:
>>
>>> Ah, cool - could you include % growth on those rows
>>
>> Thanks, I edited the table in the previous comment.
>>
>>> (hmm, .debug_line and .debug_str shouldn't be changing in size with this change, right? If you use the same clang version to test the two cases (if you're using a bootstrap with/without the patch applied, then the patch changes itself would show up as changes here))
>>
>> Hmm...it's a little strange. I got these data by:
>>
>> 1. pull a base llvm-project branch --> source codes
>> 2. build the source --> clang1
>> 3. build the codes after applying the patch  --> clang2
>> 4. use clang1 to build the source (no patch) --> clang-before
>> 5. use clang2 to build the source (no patch) --> clang-after
>> 6. compare the size between clang-before and clang-after
>>
>> I reproduced these steps on another base branch, and saw similar changes (i.e. .debug_line and .debug_str changed in size)...
>> But I think the change is so small as to be negligible?
>>
>>> & if you could include this table in the commit message, that'd be great!
>>>
>>> (can you commit this yourself, or do you need someone to do that for you?)
>>
>> I will include this table when committing, thanks!
>
> `.debug_str` will be changed because of `DW_AT_producer`? We are using different compilers to compile the source.

ah, fair enough


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