ffs: avoid undefined behavior

[gnulib.git] / ChangeLog

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+2011-07-15  Eric Blake  <eblake@redhat.com>
+
+       ffs: avoid undefined behavior
+       * lib/ffs.c (ffs): Provide fallback for non-32-bit int.
+       * tests/test-ffs.c (naive, main): Avoid signed shifts.
+       Reported by Bruno Haible.
+
 2011-07-12  Bruno Haible  <bruno@clisp.org>
 
        pthread_sigmask: Rely on module 'threadlib'.