[Bug c++/16029] incorrect "unused variable" message from -Wall

[bangerth at dealii dot org]

------- Additional Comments From bangerth at dealii dot org  2004-06-17 00:22 -------
It may or may not be worth stating that this warning was actually 
only introduced after the branch of 3.4, i.e. it is only present on 
mainline. Whether that qualifies this thing as a regression I consider 
doubtful nevertheless. 
 
W. 

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16029