[libcxx-commits] [PATCH] D59727: [libc++] Fix return value of snprintf_l() on Windows when buffer is too small
Tom Anderson via Phabricator via libcxx-commits
libcxx-commits at lists.llvm.org
Wed Mar 27 11:09:52 PDT 2019
thomasanderson added a comment.
In D59727#1444886 <https://reviews.llvm.org/D59727#1444886>, @zoecarver wrote:
> Will D59572 <https://reviews.llvm.org/D59572> fix the `__libcpp_locale_guard ` performance issues?
It improves the issue, but does not fix it. The slowness is caused by setlocale(), and that change reduces the number of calls to setlocale() from 10 to 2.
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