[PATCH,fortran]: partial fix for PR 32600

["Christopher D. Rickett" <crickett at lanl dot gov>]

hi all,

the attached patch is a partial fix for PR 32600; it generates code to 
inline c_associated rather than call a library routine.  PR 32600 is an 
enhancement pr, so if it is too late into 4.3 for this patch to be 
applied, i can hold off on it until later.

there are two main parts to the patch; one is mostly in trans-expr.c and 
it generates the inlined code and the other is simply removing 
c_associated from libgfortran.  the part for the frontend does not depend 
on the changes to libgfortran, so it is compatible with existing versions 
of the library for gcc 4.3.0 if it is too late to change the library.

bootstrapped and regtested on x86 linux with no new failures.

thanks.
Chris

:ADDPATCH fortran:

ChangeLog entry:

2007-10-12  Christopher D. Rickett  <crickett@lanl.gov>

	PR fortran/32600
	* trans-expr.c (gfc_conv_function_call): Generate code to inline
	c_associated.
	* symbol.c (get_iso_c_sym): Preserve from_intmod and intmod_sym_id
	attributes in the resolved symbol.
	* resolve.c (gfc_iso_c_sub_interface): Remove dead code.

2007-10-12  Christopher D. Rickett  <crickett@lanl.gov>

	PR fortran/32600
	* libgfortran/intrinsics/iso_c_binding.c: Remove c_associated_1
	and c_associated_2.
	* libgfortran/intrinsics/iso_c_binding.h: Ditto.
	* libgfortran/gfortran.map: Ditto.

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