PR c++/89083, c++/80864 - ICE with list initialization in template.

	PR c++/89083, c++/80864 - ICE with list initialization in template.
	* constexpr.c (adjust_temp_type): Use copy_node and change the type
	instead of using build_constructor.
	* decl.c (reshape_init_r): Don't reshape a digested initializer.
	Return the initializer for COMPOUND_LITERAL_P.

	* g++.dg/cpp0x/initlist107.C: New test.
	* g++.dg/cpp0x/initlist108.C: New test.
	* g++.dg/cpp0x/initlist109.C: New test.
	* g++.dg/cpp0x/initlist110.C: New test.
	* g++.dg/cpp0x/initlist111.C: New test.
	* g++.dg/cpp0x/initlist112.C: New test.
	* g++.dg/init/ptrfn4.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@268428 138bc75d-0d04-0410-961f-82ee72b054a4