[PATCH] fortran/37930 -- Fix clever user trick

[Steve Kargl]

This patch fixes the conversion of an NaN or Inf value to
an integer by disallowing such a questionable action.


2008-10-27  Steven G. Kargl  <kargls@comcast.net>

	PR fortran/37930
	* gfortran.dg/int_conv_2.f90:  New test.

2008-10-27  Steven G. Kargl  <kargls@comcast.net>

	PR fortran/37930
	* fortran/arith.c (gfc_mpfr_to_mpz):  Test for NaN and Inf values.
	(gfc_real2int): Error on conversion of NaN or Inf.
	(gfc_complex2int): Ditto.
	* fortran/arith.h: Update mpfr_to_mpz prototype.
	* fortran/simplify.c (gfc_simplify_ceiling, gfc_simplify_floor,
	gfc_simplify_ifix, gfc_simplify_idint, simplify_nint): Update function
	calls to include locus

-- 
steve
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