[LLVMdev] LLVM Coverage GCDA Flush API

[John Harrison]

Why does __gcov_flush only flush the current compilation unit? For gcc
__gcov_flush flushes all of the loaded files.

Is there a way to have __gcov_flush flush everything?

--
John Harrison


On Wed, Feb 6, 2013 at 10:24 AM, John Harrison <ash.gti at gmail.com> wrote:

> Ah, my mistake. So this already works. I guess that bug is out of date,
> since this feature works already.
>
> --
> John Harrison
>
>
> On Wed, Feb 6, 2013 at 10:00 AM, Joshua Cranmer <pidgeot18 at gmail.com>wrote:
>
>> On 2/6/2013 11:43 AM, John Harrison wrote:
>>
>>> The way `-ftest-coverage -fprofile-arcs` works at the moment it only
>>> flushes via `atexit()`. This patch allows you to flush the coverage at any
>>> point by calling `__llvm_gcov_flush` the same way `__gcov_flush` works for
>>> gcc.
>>>
>>> If there is another way of doing this, I might of missed it but I was
>>> looking for `__gcov_flush` and I did not find the equivalent in llvm at the
>>> moment.
>>>
>>
>> __gcov_flush is added by the GCOVProfiling.cpp pass by
>> GCOVProfiler::insertFlush.
>>
>> --
>> Joshua Cranmer
>> News submodule owner
>> DXR coauthor
>>
>>
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