Re: [Qemu-devel] [BUG] gcov support appears to be broken

[Peter Maydell]

On Mon, 5 Aug 2019 at 11:39, Aleksandar Markovic <address@hidden> wrote:
>
> Hello, according to out docs, here is the procedure that should produce 
> coverage report for execution of the complete "make check":
>
> #./configure --enable-gcov
> #make
> #make check
> #make coverage-report
>
> It seems that first three commands execute as expected. (For example, there 
> are plenty of files generated by "make check" that would've not been 
> generated if "enable-gcov" hadn't been chosen.) However, the last command 
> complains about some missing files related to FP support. If those files are 
> added (for example, artificially, using "touch <missing-file"), that it 
> starts complaining about missing some decodetree-generated files. Other kinds 
> of files are involved too.
>
> It would be nice to have coverage support working. Please somebody take a 
> look, or explain if I make a mistake or misunderstood our gcov support.

Cc'ing Alex who's probably the closest we have to a gcov expert.

(make/make check of a --enable-gcov build is in the set of things our
Travis CI setup runs, so we do defend that part against regressions.)

thanks
-- PMM