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+2016-12-27 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/78904
+ * config/i386/constraints.md (Bc): New special memory constraint.
+ * config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use Bc
+ constraint with nonimmediate_operand to allow constant memory operands.
+ (*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1)
+ (*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use Bc constraint
+ with general_operand to allow constant memory operands.
+
2016-12-27 Alexander Ivchenko <alexander.ivchenko@intel.com>
* c-family/c.opt (flag_chkp_flexible_struct_trailing_arrays):