2013-06-09  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/37404
	* g++.dg/other/vararg-4.C: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@199869 138bc75d-0d04-0410-961f-82ee72b054a4
	PR target/57568
	* config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
	that operands[2] doesn't overlap with operands[0].

	* gcc.c-torture/execute/pr57568.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@199870 138bc75d-0d04-0410-961f-82ee72b054a4