r123028 - in /trunk/gcc: fortran/ChangeLog fort...

[fxcoudert@gcc.gnu.org]

Author: fxcoudert
Date: Sat Mar 17 19:58:37 2007
New Revision: 123028

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=123028
Log:
	PR fortran/31120

	* trans-expr.c (gfc_conv_powi): Make n argument unsigned hwi.
	(gfc_conv_cst_int_power): Handle integer exponent with care,
	since it might be too large for us.

	* gfortran.dg/integer_exponentiation_2.f90: New test.

Added:
    trunk/gcc/testsuite/gfortran.dg/integer_exponentiation_2.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/trans-expr.c
    trunk/gcc/testsuite/ChangeLog