http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56039
--- Comment #2 from Hubert Tong <hstong at ca dot ibm.com> 2013-01-19 16:38:31 UTC --- (In reply to comment #1) re: 5.19 p2 b8 5.19 p2 (before the referenced bullet list) reads: ..., but subexpressions of logical AND (5.14), logical OR (5.15) and conditional (5.16) operations that are not evaluated are not considered... re: 5.1.2 p2 The use of the lambda expression in the code snippet does not appear as the operand of either typeid, sizeof, noexcept or decltype.