[Bug middle-end/30250] Evaluate lgamma/gamma at compile-time

[ghazi at gcc dot gnu dot org]

------- Comment #5 from ghazi at gcc dot gnu dot org  2007-05-19 05:18 -------
Subject: Bug 30250

Author: ghazi
Date: Sat May 19 04:18:05 2007
New Revision: 124849

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=124849
Log:
        PR middle-end/30250
        * builtins.c (do_mpfr_lgamma_r): New.
        (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
        * tree.h (CASE_FLT_FN_REENT): New.

testsuite:
        * gcc.dg/torture/builtin-math-2.c: Add gamma_r/lgamma_r tests.
        * gcc.dg/torture/builtin-math-4.c: Likewise.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtins.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/torture/builtin-math-2.c
    trunk/gcc/testsuite/gcc.dg/torture/builtin-math-4.c
    trunk/gcc/tree.h


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30250