No need to preserve c over booltest
No need to preserve c over booltest

The Java and other backends already know this, but the C backend was missing
this case.

cesarsouza/snowball,JDemler/snowball,JDemler/snowball,snowballstem/snowball,JDemler/snowball,cesarsouza/snowball,snowballstem/snowball,snowballstem/snowball,cesarsouza/snowball,snowballstem/snowball,cesarsouza/snowball,kariminf/snowball,assem-ch/snowball,assem-ch/snowball,snowballstem/snowball,snowballstem/snowball,assem-ch/snowball,cesarsouza/snowball,kariminf/snowball,cesarsouza/snowball,kariminf/snowball,JDemler/snowball,assem-ch/snowball,snowballstem/snowball,assem-ch/snowball,kariminf/snowball,kariminf/snowball,JDemler/snowball,snowballstem/snowball,cesarsouza/snowball,JDemler/snowball