[llvm-dev] Size of produced binaries when compiling llvm & clang sources

[Roman Lebedev via llvm-dev]

On Fri, Apr 27, 2018 at 6:21 PM, Manuel Yguel via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
> Dear llvm developpers,
> I followed the tutorial to build llvm and clang provided here:
> https://clang.llvm.org/get_started.html
>
> The sources are in sync with subversion repository, and I ended up with more
> than 30GB of binaries in llvm/bin as shown at the end of this message.
You probably built the debug version, with debug info.
If you do not want that, you could either specify `-DCMAKE_BUILD_TYPE=Release`,
or modify/pass `CFLAGS`/`CXXFLAGS` so that no debuginfo is generated.

> I assume I did something wrong, but I did not find any entry in the doc that
> helps me understand how to reduce the size of the binaries produced.
>
> Is this normal ? Does any one has some hint to prevent this ?
>
> Here are the sizes of the binaries:
>
> 1.9G clang-7
>  1.6G clang-check
>  1.2G clang-tidy
>  1.1G opt
>  1.1G bugpoint
>  1.1G llvm-lto
>  1.1G llvm-lto2
> 1018M llc
> 1015M c-index-test
>  992M dsymutil
>  992M llvm-isel-fuzzer
>  989M llvm-opt-fuzzer
>  987M llvm-dwp
>  937M llvm-c-test
>  653M clang-import-test
>  512M clangd
>  493M arcmt-test
>  484M lli
>  480M clang-query
>  473M clang-refactor
>  469M clang-move
>  468M global-symbol-builder
>  467M clang-change-namespace
>  464M tool-template
>  464M clang-rename
>  462M clang-reorder-fields
>  460M find-all-symbols
>  456M clang-doc
>  452M clang-include-fixer
>  444M modularize
>  443M clang-func-mapping
>  442M clang-diff
>  441M libToolingExample00
>  438M pp-trace
>  434M diagtool
>  184M llvm-cfi-verify
>  170M llvm-objdump
>  168M sancov
>  158M llvm-rtdyld
>  149M llvm-ar
>  148M llvm-nm
>  145M llvm-extract
>  145M llvm-link
>  142M llvm-dwarfdump
>  141M llvm-split
>  131M llvm-mc
>  127M llvm-pdbutil
>  126M clang-offload-bundler
>  122M llvm-mca
>  121M verify-uselistorder
>  121M llvm-cat
>  120M llvm-as
>  117M llvm-special-case-list-fuzzer
>  117M llvm-demangle-fuzzer
>  116M llvm-modextract
>  114M obj2yaml
>  112M llvm-xray
>  105M sanstats
>  105M llvm-symbolizer
>   96M llvm-readobj
>   93M llvm-cov
>   90M lli-child-target
>   86M llvm-cxxdump
>   85M llvm-objcopy
>   83M llvm-cvtres
>   82M llvm-size
>   76M clang-apply-replacements
>   75M clang-format
>   64M llvm-diff
>   59M llvm-dis
>   53M llvm-stress
>   50M llvm-tblgen
>   48M llvm-profdata
>   31M yaml2obj
>   17M clang-tblgen
>
>
> - regards,
>
> Manuel
>
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