http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51533
Bug #: 51533 Summary: initialization with uninitialized member should warn Classification: Unclassified Product: gcc Version: 4.6.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassig...@gcc.gnu.org ReportedBy: tutu...@gmail.com /* clang 3.1 (trunk 145840) warns class-init-bug.cpp:4:13: warning: field is uninitialized when used here [-Wuninitialized] a() : c(c) { } */ class a { a() : c(c) { } int c; }; int main() { return 0; }