2014-01-19 Kito Cheng <kito@0xlab.org>
* gcc/builtins.c (expand_movstr): Check movstr expand done or fail.
From-SVN: r206777
+2014-01-19 Kito Cheng <kito@0xlab.org>
+
+ * gcc/builtins.c (expand_movstr): Check movstr expand done or fail.
+
2013-12-31 Chung-Lin Tang <cltang@codesourcery.com>
Sandra Loosemore <sandra@codesourcery.com>
create_output_operand (&ops[0], endp ? target : NULL_RTX, Pmode);
create_fixed_operand (&ops[1], dest_mem);
create_fixed_operand (&ops[2], src_mem);
- expand_insn (CODE_FOR_movstr, 3, ops);
+ if (!maybe_expand_insn (CODE_FOR_movstr, 3, ops))
+ return NULL_RTX;
if (endp && target != const0_rtx)
{