https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86178
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- You've set component=c but you're using g++ which means you're compiling C++ and so there's an implicit "return 0;" from main.