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Re: [PATCH nd/struct-pathspec] declare 1-bit bitfields to be unsigned

From
Nguyen Thai Ngoc Duy <pclouds@gmail.com>
Date
Mar 16, 2011, 14:20 UTC
Message-ID
<AANLkTi=0ifczJw-Thr-XD7JX0YbQbvczSYrWOTB-Pru9@mail.gmail.com>
In-Reply-To
<20110316034232.GA26027@elie>
2011/3/16 Jonathan Nieder <jrnieder@gmail.com>:
Show 5 quoted lines
> As "gcc -pedantic" notices, a two's complement 1-bit signed integer
> cannot represent the value '1'.
>
>  dir.c: In function 'init_pathspec':
>  dir.c:1291:4: warning: overflow in implicit constant conversion [-Woverflow]

Thanks. I think I was aware of this but neglected because they are used as booleans, 1 or -1 does not matter. Good fix anyway.

-- 
Duy
Previous: Junio C HamanoNext: Junio C Hamano
Message 4 of 34 in “reflog: silence -O3 -Wuninitialized warning”
  1. reflog: silence -O3 -Wuninitialized warningJonathan Nieder, Mar 16, 2011
  2. declare 1-bit bitfields to be unsignedJonathan Nieder, Mar 16, 2011
  3. Junio C HamanoMar 16, 2011
  4. Nguyen Thai Ngoc DuyMar 16, 2011
  5. Junio C HamanoMar 16, 2011
  6. Jonathan NiederMar 16, 2011
  7. Johannes SixtMar 16, 2011
  8. Jonathan NiederMar 16, 2011
  9. Johannes SixtMar 16, 2011
  10. Jonathan NiederMar 16, 2011
  11. 0/6 silence -Wuninitialized warnings that previously used the a = a trickJonathan Nieder, Mar 16, 2011
  12. 1/6 match-trees: kill off remaining -Wuninitialized warningJonathan Nieder, Mar 16, 2011
  13. 2/6 run-command: initialize failed_errno to 0Jonathan Nieder, Mar 16, 2011
  14. 3/6 diff --submodule: suppress -Wuninitialized warning by initializing to NULLJonathan Nieder, Mar 16, 2011
  15. 4/6 rsync transport: clarify insert_packed_refsJonathan Nieder, Mar 16, 2011
  16. 5/6 wt-status: protect against invalid change_typeJonathan Nieder, Mar 16, 2011
  17. 6/6 fast-import: suppress -Wuninitialized warning by initializing to NULLJonathan Nieder, Mar 16, 2011
  18. 0/8 more warnings and cleanupsJonathan Nieder, Mar 16, 2011
  19. 1/8 enums: omit trailing comma for portabilityJonathan Nieder, Mar 16, 2011
  20. 2/8 compat: make gcc bswap an inline functionJonathan Nieder, Mar 16, 2011
  21. Johannes SixtMar 16, 2011
  22. Jonathan NiederMar 16, 2011
  23. Junio C HamanoMar 16, 2011
  24. 3/8 svn-fe: do not use "return" for tail call returning voidJonathan Nieder, Mar 16, 2011
  25. 4/8 vcs-svn: remove spurious semicolonsJonathan Nieder, Mar 16, 2011
  26. Junio C HamanoMar 16, 2011
  27. Jonathan NiederMar 16, 2011
  28. 5/8 standardize brace placement in struct definitionsJonathan Nieder, Mar 16, 2011
  29. Junio C HamanoMar 18, 2011
  30. 6/8 branch: split off function that writes tracking info and commit subjectJonathan Nieder, Mar 16, 2011
  31. 7/8 cherry: split off function to print output linesJonathan Nieder, Mar 16, 2011
  32. 8/8 diff --submodule: split into bite-sized piecesJonathan Nieder, Mar 16, 2011
  33. Jens LehmannMar 16, 2011
  34. Jonathan NiederMar 16, 2011

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