re PR c++/10032 (-pedantic converts some errors to warnings)

re PR c++/10032 (-pedantic converts some errors to warnings)

	PR c++/10032
	* doc/invoke.texi (C++ Dialect Options): Change documentation of
	-fpermissive.

	PR c++/10032
	* decl.c (cxx_init_decl_processing): With -pedantic, pedwarns are
	still errors.

	PR c++/10527
	* error.c (decl_to_string): Do not print default argument
	expressions.

	* cp-tree.h (break_out_calls): Remove declaration.
	* tree.c (break_out_calls): Remove.
	* typeck.c (build_modify_expr): Avoid invalid sharing of trees.

	PR c++/10032
	* g++.dg/warn/pedantic1.C: New test.

From-SVN: r69191