Add a configure option to enable LTO #12441
Merged
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Short description
The supported options are:
thin
: this is the recommended option for clang, as it is more scalable. It automatically determines the number of CPU cores to use. It requires support in the linker as well.auto
: this is the recommended option for GCC, and a valid fallback for clang whenthin
is not supported. It automatically determines the number of CPU cores to use as well.yes
: this translates to-flto
, which will use a single CPU core in most cases, but is a valid fallback.no
: LTO is disabled.For now the default is
no
.Checklist
I have: