[PATCH] D50882: [ThinLTO] Correct documentation on default number of threads
Teresa Johnson via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Fri Aug 17 06:20:32 PDT 2018
This revision was automatically updated to reflect the committed changes.
Closed by commit rC340021: [ThinLTO] Correct documentation on default number of threads (authored by tejohnson, committed by ).
Changed prior to commit:
https://reviews.llvm.org/D50882?vs=161161&id=161223#toc
Repository:
rC Clang
https://reviews.llvm.org/D50882
Files:
docs/ThinLTO.rst
Index: docs/ThinLTO.rst
===================================================================
--- docs/ThinLTO.rst
+++ docs/ThinLTO.rst
@@ -105,7 +105,9 @@
-------------------------------
.. _parallelism:
-By default, the ThinLTO link step will launch up to
+By default, the ThinLTO link step will launch as many
+threads in parallel as there are cores. If the number of
+cores can't be computed for the architecture, then it will launch
``std::thread::hardware_concurrency`` number of threads in parallel.
For machines with hyper-threading, this is the total number of
virtual cores. For some applications and machine configurations this
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