[Bug target/68647] __builtin_popcountll doesn't generate popcnt instructions when targeting -mpopcnt on x86_32

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68647

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |jakub at gcc dot gnu.org

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 36888
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36888&action=edit
gcc6-pr68647.patch

Untested fix.