On Thu, Jan 26, 2017 at 12:21:02PM +0100, Marek Polacek wrote:
> This testcase was breaking because we found ourselves in operand_equal_p
> with a COND_EXPR whose operand 2 was null -- i.e., missing else branch,
> which won't happen for ? : but can happen here via -Wduplicated-branches.
>
> Bootstrapped/regtested on x86_64-linux, ok for trunk?
>
> 2017-01-26 Marek Polacek <[email protected]>
>
> PR c/79199
> * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
> for the third operand.
>
> * c-c++-common/Wduplicated-branches-13.c: New test.
Ok, thanks.
Jakub
