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
Summary: These tools failed for a very large bitcode file produced by LTO due to 64-bit values being assigned to 32-bit types. For the BitstreamReader.h fix, the value initially fit into the 32-bit unsigned, but there was an overflow when multiplying by 32 furter below to compute the bit offset. No test case in the patch as this requires a huge bitcode file. Reviewers: pcc, george.karpenkov Subscribers: mehdi_amini, a.sidorin, llvm-commits Differential Revision: https://reviews.llvm.org/D47731 llvm-svn: 333942