+2011-10-02 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR target/49696
+ * config/mips/sync.md (sync_<optab>_12): Allow zero operands.
+ (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
+ (sync_old_nand_12, sync_new_nand_12, test_and_set_12): Likewise.
+
2011-10-02 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (verify_edge_count_and_frequency): Bounds check.