> Hi all,
> This is a new version of previous patch
> (https://gcc.gnu.org/ml/gcc-patches/2017-07/msg00020.html), fixed
> after Rainer's remarks.
the patch looks OK, but I wonder why you included can_be_discarded check?
If function is in comdat I believe the optimization still can happen.
Perhaps you only want to check DECL_EXTERNAL?


> -Y

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