re PR fortran/32239 (optimize power in loops, use __builtin_powi instead of _gfortran_pow_r4_i4)
gcc/fortran:
2007-07-01 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/32239
* trans-expr.c (gfc_conv_power_op): Use builtin_powi for
real**int4 powers.
* f95-lang.c (gfc_init_builtin_functions): Add builtin_powi to the
builtins table.
PR fortran/32239
* gfortran.fortran-torture/execute/intrinsic_fraction_exponent.f90
(test_4): Use proper test for floating point equality.
(test_8): Likewise.