http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51420
Bug #: 51420 Summary: [c++0x] ICE with invalid user-defined literals Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassig...@gcc.gnu.org ReportedBy: reich...@gcc.gnu.org The following invalid code snippet triggers an ICE on trunk: ================================ void foo() { float x = operator"" _F(); float y = 0_F; } ================================ bug.cc: In function 'void foo()': bug.cc:3:27: error: 'operator"" _F' was not declared in this scope bug.cc:4:13: internal compiler error: tree check: expected function_type or method_type, have error_mark in lookup_literal_operator, at cp/parser.c:3566 Please submit a full bug report, [etc.]