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Posted to commits@nuttx.apache.org by GitBox <gi...@apache.org> on 2021/07/02 15:14:41 UTC

[GitHub] [incubator-nuttx] hartmannathan commented on pull request #4043: select: fix asan report error

hartmannathan commented on pull request #4043:
URL: https://github.com/apache/incubator-nuttx/pull/4043#issuecomment-873073166


   Gotta be really careful with those left shifts!!!
   
   For example, on 64-bit, the expression `(1 << 31)` doesn't give `0x0000000080000000` like you'd expect, it will give the following useless junk: `0xffffffff80000000` (due to sign extension).
   
   Thanks to all for fixing/reviewing.


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