[patch][pr17429] Do nothing in a null build if CLANG_ALWAYS_CHECK_VC_REV is OFF

Rafael EspĂ­ndola rafael.espindola at gmail.com
Tue Oct 1 09:08:19 PDT 2013

On 1 October 2013 11:56, Jordan Rose <jordan_rose at apple.com> wrote:
> Ah. The idea is that the version at least gets updated when you reconfigure, but that's already there by removing the output file.
> Please don't remove HAVE_SVN_VERSION_INC, though. A slightly outdated version is still better than no version at all.

Cmake deletes the file (on reconfigure?) since it is marked as
generated. If the dependency to clang_revision_tag is not there and we
keep HAVE_SVN_VERSION_INC defined the build fails.


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