https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81674
Eric Gallager <egallager at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |egallager at gcc dot gnu.org --- Comment #3 from Eric Gallager <egallager at gcc dot gnu.org> --- -Weffc++ catches it: $ $ /usr/local/bin/g++ -c -O2 -Wall -Wextra -pedantic -Weffc++ 81674.cc 81674.cc: In constructor 'S::S()': 81674.cc:5:3: warning: 'S::b' should be initialized in the member initialization list [-Weffc++] S() : a( 0) ^ 81674.cc:5:3: warning: 'S::c' should be initialized in the member initialization list [-Weffc++] $