On Thu, Mar 07, 2019 at 01:03:43PM +0100, Richard Biener wrote:
>
> This fixes a missed vectorization because loop_version (and in the end
> copy_loop_info) didn't copy IVDEP info (safelen) during if-conversion
> versioning.
>
> Bootstrap & regtest running on x86_64-unknown-linux-gnu.
>
> Even though this isn't a regression I'd like to fix this for GCC 9,
> it may appear as regression to the time we didn't do versioning in
> if-conversion for vectorization (but the testcase relies on AVX512
> support which is newer).
LGTM.
> 2019-04-07 Richard Biener <rguent...@suse.de>
>
> PR middle-end/89618
> * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
> * tree-inline.c (copy_loops): Simplify.
>
> * gcc.target/i386/pr89618.c: New testcase.
Jakub
