Patch for builtin strpbrk

[Mark Mitchell]

>>>>> "Kaveh" == Kaveh R Ghazi <ghazi@caip.rutgers.edu> writes:

    Kaveh> The following patch adds a builtin strpbrk which behaves as
    Kaveh> listed in: http://gcc.gnu.org/projects/ .

    Kaveh> It transforms the cases where the second argument is a
    Kaveh> constant string, either "" or "c" where `c' is any one
    Kaveh> character.  I.e.:

    >> strpbrk(foo, "") -> NULL strpbrk(foo, "c") -> strchr(foo, c)

    Kaveh> Bootstrap and testsuite underway.  Assuming no regressions,
    Kaveh> okay to install?

Yes.

You might as well also do the case where both operands are constants;
that can always be computed at compile-time...

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Mark Mitchell                   mark@codesourcery.com
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