2014-04-24  Vishnu K S  <Vishnu.k_s@atmel.com>

	* gcc/config/avr/avr.c: Add comment on why -fdelete-null-pointer-checks
	is disabled.

2014-04-24  Vishnu K S  <Vishnu.k_s@atmel.com>

	* gcc/testsuite/gcc.dg/tree-ssa/isolate-1.c: Skip test if
	keeps_null_pointer_checks.
	* gcc/testsuite/gcc.dg/tree-ssa/isolate-2.c: Ditto
	* gcc/testsuite/gcc.dg/tree-ssa/isolate-3.c: Ditto
	* gcc/testsuite/gcc.dg/tree-ssa/isolate-4.c: Ditto
	* gcc/testsuite/gcc.dg/tree-ssa/isolate-5.c: Ditto

From-SVN: r209767