On 04/21/17 21:50, Joseph Myers wrote:
> On Fri, 21 Apr 2017, Bernd Edlinger wrote:
>
>> So I would like to add a -fprofile-abs-path option that
>> forces absolute path names in gcno files, which allows gcov
>> to get the true canonicalized source name.
>
> I don't see any actual documentation of this option in the patch (you add
> it to the summary list of options, and mention it in text under the
> documentation of --coverage, but don't have any actual @item
> -fprofile-abs-path / @opindex fprofile-abs-path paragraph with text
> describing what the option does).
>
Ah yes, thanks.
So I'll add one more sentence to invoke.texi:
@@ -10696,6 +10713,12 @@
generate test coverage data. Coverage data matches the source files
more closely if you do not optimize.
+@item -fprofile-abs-path
+@opindex fprofile-abs-path
+Automatically convert relative source file names to absolute path names
+in the @file{.gcno} files. This allows @command{gcov} to find the correct
+sources in projects with multiple directories.
+
@item -fprofile-dir=@var{path}
@opindex fprofile-dir
Bernd.
