https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80926
Bug ID: 80926 Summary: [7/8 Regression] longjmp not treated as noreturn during CFG build Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: dje at gcc dot gnu.org Target Milestone: --- GCC 6 didn't add the fallthru edge and thus properly treated longjmp as noreturn during CFG build. void longjmp(); void __attribute__((noreturn)) foo () { longjmp (); }