[PATCH] D147740: [llvm-profdata] Refactoring Sample Profile Reader to increase FDO build speed using MD5 as key to Sample Profile map

[William Junda Huang via Phabricator via llvm-commits]

huangjd added a comment.

In D147740#4542922 <https://reviews.llvm.org/D147740#4542922>, @MatzeB wrote:

> In case its relevant: Those crashing builds use profile files created with slightly older versions of LLVM. I assume backwards compatibility is provided with this patch or at least some versioning check and proper error message if file format is incompatible?

Do you have the profile available for me to test?


Repository:
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https://reviews.llvm.org/D147740