defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the linker supports the init_priority C++ attribute.

gcc/ChangeLog:
2001-01-14  Jeffrey Oldham  <oldham@codesourcery.com>

	* defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
	linker supports the init_priority C++ attribute.
	* tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
	* config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
	linker does not support init_priority C++ attribute.

gcc/cp/ChangeLog:
2001-01-14  Jeffrey Oldham  <oldham@codesourcery.com>

	* tree.c: Add defaults.h
	(cp_valid_lang_attribute): Incorporate SUPPORTS_INIT_PRIORITY.
	* Make-lang.in (cp/tree.o): Add defaults.h.

From-SVN: r39023