Avoid reading from empty sparseBlock #1443
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Looks okay. Can you please rebase to get the CI fixes I've just merged. Thanks. |
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Patch moved to #1445. Originally, I created this one using the GitHub web interface, and the generic branch name caused some strange conflicts with a local git repo later on. |
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(superseded by #1445)
Reading from uninitialized memory is undefined behavior, and triggers valgrind memory error messages as per #1442.