build-llvm.py: Fix PGO using LLVM as training data without '--full-toolchain' #254
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…olchain' Without '--full-toolchain', we do not build clang-tblgen and llvm-tblgen as part of the distribution in the instrumented build. As a result, building LLVM as PGO training data errors out. Fix this by using the bootstrap versions, which should be available and sufficient. Signed-off-by: Nathan Chancellor <[email protected]>
msfjarvis
approved these changes
Nov 15, 2023
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Without
--full-toolchain, we do not buildclang-tblgenandllvm-tblgenas part of the distribution in the instrumented build. As a result, building LLVM as PGO training data errors out. Fix this by using the bootstrap versions, which should be available and sufficient.