re PR c++/68374 (G++ -Wshadow doesn't warn about static member shadowing)

re PR c++/68374 (G++ -Wshadow doesn't warn about static member shadowing)

/cp
2018-05-02  Paolo Carlini  <paolo.carlini@oracle.com>
	    Jason Merrill  <jason@redhat.com>

	PR c++/68374
	* name-lookup.c (check_local_shadow): Don't handle static old
	declarations in the block handling locals shadowing locals.

/testsuite
2018-05-02  Paolo Carlini  <paolo.carlini@oracle.com>
	    Jason Merrill  <jason@redhat.com>

	PR c++/68374
	* g++.dg/warn/Wshadow-13.C: New.
	* g++.dg/warn/Wshadow-14.C: Likewise.

Co-Authored-By: Jason Merrill <jason@redhat.com>
From-SVN: r259853