[Bug tree-optimization/52171] memcmp/strcmp/strncmp can be optimized when the result is tested for [in]equality with 0

schwab@linux-m68k.org gcc-bugzilla@gcc.gnu.org
Sat Jun 4 06:32:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52171

--- Comment #10 from Andreas Schwab <schwab@linux-m68k.org> ---
../../gcc/expr.c:1146:60: error: unused parameter 'mode'
[-Werror=unused-parameter]
 move_by_pieces_d::generate (rtx op0, rtx op1, machine_mode mode)
                                                            ^~~~


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