[Bug target/21580] Less-than-ideal code generation for incrementing volatile variables

[pinskia at gcc dot gnu dot org]

--- Comment #3 from pinskia at gcc dot gnu dot org  2007-08-18 00:21 ---
omewhat also related, (void)x; still accesses memory when x is volatile --
 I suppose this might be desirable, however.

It is because you say to load from x.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21580

[Bug target/21580] Less-than-ideal code generation for incrementing volatile variables

[pinskia at gcc dot gnu dot org]

--- Additional Comments From pinskia at gcc dot gnu dot org  2005-05-15 
13:03 ---
There is another bug about this around somewhere.

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   What|Removed |Added

  Component|c   |target


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21580

[Bug target/21580] Less-than-ideal code generation for incrementing volatile variables

[pinskia at gcc dot gnu dot org]

--- Additional Comments From pinskia at gcc dot gnu dot org  2005-05-15 
13:34 ---
This is invalid,  read the comments in PR 3506 which this is a dup of.

*** This bug has been marked as a duplicate of 3506 ***

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   What|Removed |Added

 Status|UNCONFIRMED |RESOLVED
 Resolution||DUPLICATE


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21580