[Bug gcov-profile/35568] New: missing gcov data spoils other files.

["ratmice at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

gcc version 4.3.0 20080307 (Red Hat 4.3.0-2) (GCC)

$ cat foo.sh
#!/bin/sh
cat >gcov_test.c <<EOF
int main()
{
  return 0;
}
EOF

gcc gcov_test.c -o gcov_test -fprofile-arcs -ftest-coverage
./gcov_test
gcov *.c
touch unused.c
gcov *.c

$ sh foo.sh
File 'gcov_test.c'
Lines executed:100.00% of 2
gcov_test.c:creating 'gcov_test.c.gcov'

unused.gcno:cannot open graph file
File 'gcov_test.c'
No executable lines
gcov_test.c:creating 'gcov_test.c.gcov'


-- 
           Summary: missing gcov data spoils other files.
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: gcov-profile
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: ratmice at gmail dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35568