Turn on LTCG and COMDAT folding. #1820
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…2&view=logs&j=4cdc4065-f43d-507c-ee4e-5b139a5033dc&t=78a6c2bd-8a92-57c2-fdda-4275d0cbc2ca D:\a\_work\1\a\drop\vcpkg.exe: warning BA6004: 'vcpkg.exe' was compiled with COMDAT folding (/OPT:ICF) disabled, increasing binary size. For VC projects use ItemDefinitionGroup - Link - EnableCOMDATFolding property with 'true' value. D:\a\_work\1\a\drop\vcpkg.exe: warning BA6005: 'vcpkg.exe' was compiled with Optimize References (/OPT:REF) disabled, increasing binary size. For VC projects use ItemDefinitionGroup - Link - OptimizeReferences property with 'true' value. D:\a\_work\1\a\drop\vcpkg.exe: warning BA6006: 'vcpkg.exe' was compiled without Link Time Code Generation (/LTCG). Enabling LTCG can improve optimizations and performance. For VC projects use WholeProgramOptimization property with 'true' value. On my local testing this reduces vcpkg.exe from 8MB to 5MB.
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Might as well add try to add |
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We probably would need to have out of band debug info in such cases since one normally wants to be able to debug crash dumps.... |
vicroms
approved these changes
Oct 24, 2025
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https://devdiv.visualstudio.com/DevDiv/_build/results?buildId=12598442&view=logs&j=4cdc4065-f43d-507c-ee4e-5b139a5033dc&t=78a6c2bd-8a92-57c2-fdda-4275d0cbc2ca
D:\a_work\1\a\drop\vcpkg.exe: warning BA6004: 'vcpkg.exe' was compiled with COMDAT folding (/OPT:ICF) disabled, increasing binary size. For VC projects use ItemDefinitionGroup - Link - EnableCOMDATFolding property with 'true' value. D:\a_work\1\a\drop\vcpkg.exe: warning BA6005: 'vcpkg.exe' was compiled with Optimize References (/OPT:REF) disabled, increasing binary size. For VC projects use ItemDefinitionGroup - Link - OptimizeReferences property with 'true' value. D:\a_work\1\a\drop\vcpkg.exe: warning BA6006: 'vcpkg.exe' was compiled without Link Time Code Generation (/LTCG). Enabling LTCG can improve optimizations and performance. For VC projects use WholeProgramOptimization property with 'true' value.
On my local testing this reduces vcpkg.exe from 8MB to 5MB.