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Diffstat (limited to 'clang/docs/ThinLTO.rst')
| -rw-r--r-- | clang/docs/ThinLTO.rst | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/clang/docs/ThinLTO.rst b/clang/docs/ThinLTO.rst index 71a23380efb..31fff51a61e 100644 --- a/clang/docs/ThinLTO.rst +++ b/clang/docs/ThinLTO.rst @@ -146,6 +146,18 @@ Possible key-value pairs are: disk space. A value over 100 is invalid. A value of 0 disables the percentage size-based pruning. The default is 75%. +- ``cache_size_bytes=X``, ``cache_size_bytes=Xk``, ``cache_size_bytes=Xm``, + ``cache_size_bytes=Xg``: + Sets the maximum size for the cache directory to ``X`` bytes (or KB, MB, + GB respectively). A value over the amount of available space on the disk + will be reduced to the amount of available space. A value of 0 disables + the byte size-based pruning. The default is no byte size-based pruning. + + Note that ThinLTO will apply both size-based pruning policies simultaneously, + and changing one does not affect the other. For example, a policy of + ``cache_size_bytes=1g`` on its own will cause both the 1GB and default 75% + policies to be applied unless the default ``cache_size`` is overridden. + - ``prune_after=Xs``, ``prune_after=Xm``, ``prune_after=Xh``: Sets the expiration time for cache files to ``X`` seconds (or minutes, hours respectively). When a file hasn't been accessed for ``prune_after`` seconds, |
