[Bug c/66673] Wsequence-point warning missing when swapping variables via chained xor

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66673

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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         Resolution|FIXED                       |INVALID