The following invalid testcase triggers an ICE since GCC 4.2.1: =================================== union A { int &i; };
void foo() { A(); } =================================== bug.cc:3: error: 'A::i' may not have reference type 'int&' because it is a member of a union bug.cc: In function 'void foo()': bug.cc:8: internal compiler error: Segmentation fault Please submit a full bug report, [etc.] -- Summary: [4.2/4.3 regression] ICE on reference member in union Product: gcc Version: 4.3.0 Status: UNCONFIRMED Keywords: ice-on-invalid-code, error-recovery, monitored Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: reichelt at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33459