[Bug tree-optimization/88074] [7/8 Regression] g++ hangs on math expression

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88074

--- Comment #33 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Sat Feb 23 00:14:52 2019
New Revision: 269139

URL: https://gcc.gnu.org/viewcvs?rev=269139&root=gcc&view=rev
Log:
        PR middle-end/88074
        * simplify.c (norm2_do_sqrt, gfc_simplify_norm2): Use
        mpfr_number_p && !mpfr_zero_p instead of mpfr_regular_p.
        (norm2_add_squared): Likewise.  Use mp_exp_t rather than mpfr_exp_t.

Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/simplify.c