Mark ifn_va_arg as ECF_LEAF

2015-04-26  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/65826
	* internal-fn.def: Mark VA_ARG with ECF_LEAF.

From-SVN: r222446

gcc/ChangeLog

+2015-04-26  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/65826
+	* internal-fn.def: Mark VA_ARG with ECF_LEAF.
+
 2015-04-24  Steve Ellcey  <sellcey@imgtec.com>
 
 	* config/mips/mips.md: (*madd4<mode>) Remove accum_in attribute.

gcc/internal-fn.def

@@ -62,4 +62,4 @@ DEF_INTERNAL_FN (ADD_OVERFLOW, ECF_CONST | ECF_LEAF | ECF_NOTHROW, NULL)
 DEF_INTERNAL_FN (SUB_OVERFLOW, ECF_CONST | ECF_LEAF | ECF_NOTHROW, NULL)
 DEF_INTERNAL_FN (MUL_OVERFLOW, ECF_CONST | ECF_LEAF | ECF_NOTHROW, NULL)
 DEF_INTERNAL_FN (TSAN_FUNC_EXIT, ECF_NOVOPS | ECF_LEAF | ECF_NOTHROW, NULL)
-DEF_INTERNAL_FN (VA_ARG, ECF_NOTHROW, NULL)
+DEF_INTERNAL_FN (VA_ARG, ECF_NOTHROW | ECF_LEAF, NULL)