[PATCH] D65737: [InstCombine] mempcpy(d,s,n) to memcpy(d,s,n) + n
Dávid Bolvanský via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sat Aug 17 03:54:58 PDT 2019
xbolva00 added a comment.
As side note, there are a few cases in real word code
https://codesearch.isocpp.org/cgi-bin/cgi_ppsearch?q=mempcpy&search=Search
where mempcpy return value is not used.. so it is pessiimization to use mempcpy instead of memcpy..
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D65737/new/
https://reviews.llvm.org/D65737
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