This might be related to PR45049 ---- testcase.c ---- void foo(xxx); --------------------
Compiler output: $ gcc testcase.c testcase.c:1:1: warning: parameter names (without types) in function declaration [enabled by default] testcase.c:1:1: internal compiler error: tree check: expected tree that contains 'decl minimal' structure, have 'tree_list' in start_decl, at c-decl.c:4064 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. -- Summary: [4.6 Regression] ICE: tree check: expected tree that contains 'decl minimal' structure, have 'tree_list' in start_decl, at c-decl.c:4064 Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: zsojka at seznam dot cz http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45062