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Commit fd338b13 authored by Jason Merrill's avatar Jason Merrill Committed by Jason Merrill
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Allow references in constant-expressions. 

	* decl2.c (decl_maybe_constant_var_p): References qualify.
	* constexpr.c (non_const_var_error): Handle references.
	* init.c (constant_value_1): Always check decl_constant_var_p.
	* cp-gimplify.c (cp_fold_maybe_rvalue): Don't fold references.
	* error.c (dump_decl_name): Split out from dump_decl.

From-SVN: r242422
parent f05a874c
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