https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91241
--- Comment #11 from Jan Hubicka <hubicka at ucw dot cz> --- > @Marek: The callgraph checking error is correct. > If you disable it, you will likely see duplicate assembler names in GAS. And > that's the error that 2 symbol names clash. Indeed, there are two lambdas, but I think C++ FE should assign them different symbol names. Honza