[Bug libstdc++/29037] performance problem with std::string operator=(const std::string& str);

[pcarlini at suse dot de]

------- Comment #4 from pcarlini at suse dot de  2006-09-12 17:38 -------
If it's not sufficiently obvious: a reserve on cacheKey *after*
cacheKey=current.FileName; much better only after having checked that the
vector is not empty, would be exactly as effective as the c_str workaround (as
usual, if I understand correctly your code).


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29037