re PR c++/31952 (parameters may be redeclared in a function try-block)

re PR c++/31952 (parameters may be redeclared in a function try-block)

/cp
2013-05-15  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/31952
	* name-lookup.c (pushdecl_maybe_friend_1): Diagnose illegal
	redeclarations.

/testsuite
2013-05-15  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/31952
	* g++.dg/parse/pr31952-1.C: New.
	* g++.dg/parse/pr31952-2.C: Likewise.
	* g++.dg/parse/pr31952-3.C: Likewise.

	* g++.dg/parse/pr18770.C: Adjust dg-errors to dg-messages.
	* g++.old-deja/g++.jason/cond.C: Likewise.
	* g++.dg/cpp0x/range-for5.C: Likewise.

From-SVN: r198939