prefcnt: Avoid ambiguous else with for_each macro

Addresses:

  [ 80%] Building C object CMakeFiles/prefcnt.dir/prefcnt.c.o
  /home/acme/git/pahole/prefcnt.c: In function ‘refcnt_tag’:
  /home/acme/git/pahole/prefcnt.c:67:5: error: suggest explicit braces to avoid ambiguous ‘else’ [-Werror=dangling-else]
    if (tag__is_struct(tag) || tag__is_union(tag))
       ^
  cc1: all warnings being treated as errors

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
1 file changed