id summary reporter owner description type status milestone component version severity resolution keywords cc 4043 Lambda: Right-hand-side of compound assignment operators are stored by reference Takano Akio No-Maintainer "In the section ""Storing bound arguments in lambda functions"", the document says ""The left argument of compound assignment operators (+=, *=, etc.) are stored as references to non-const"". However, it actually stores both arguments as a reference." Bugs closed Boost 1.43.0 lambda Boost 1.42.0 Problem fixed