On Thu, May 30, 2013 at 4:45 AM, Anthony Ramine <n.ox...@gmail.com> wrote: > Case folding is not done correctly when matching against the [:upper:] > character class and uppercased character ranges (e.g. A-Z). > Specifically, an uppercase letter fails to match against any of them > when case folding is requested because plain characters in the pattern > and the whole string and preemptively lowercased to handle the base case
Did you mean s/and preemptively/are preemptively/ ? > fast. > > That optimization is kept and ISLOWER() is used in the [:upper:] case > when case folding is requested, while matching against a character range > is retried with toupper() if the character was lowercase, as the bounds > of the range itself cannot be modified (in a case-insensitive context, > [A-_] is not equivalent to [a-_]). > > Signed-off-by: Anthony Ramine <n.ox...@gmail.com> -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
