The following invalid code snippet triggers an ICE since GCC 4.3.4 (so we have a regression on the 4.3 branch):
============================== struct A {}; template<typename> void foo() { A().~int(); } ============================== bug.cc: In function 'void foo()': bug.cc:5: error: expected identifier before 'int' bug.cc:5: internal compiler error: Segmentation fault Please submit a full bug report, [etc.] Jason, this is fallout from your patch: 2009-01-19 Jason Merrill <ja...@redhat.com> PR c++/23287 * parser.c (cp_parser_unqualified_id): In a template, accept ~identifier. * typeck.c (lookup_destructor): Handle IDENTIFIER_NODE. Would you mind having a look? -- Summary: [4.3/4.4 regression] ICE with invalid pseudo-dtor in template Product: gcc Version: 4.4.0 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=39054