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Having '\e' expand to '\x1b' is a gnu extension. I didn't see any document describing the behavior, but gcc also seems to expand '\[' to '['. https://bugzilla.gnome.org/show_bug.cgi?id=782028
f37688ef
Having '\e' expand to '\x1b' is a gnu extension. I didn't see any document describing the behavior, but gcc also seems to expand '\[' to '['. https://bugzilla.gnome.org/show_bug.cgi?id=782028