http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56690
Bug #: 56690 Summary: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:1008 Classification: Unclassified Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassig...@gcc.gnu.org ReportedBy: dcb...@hotmail.com Created attachment 29708 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29708 C source code I just tried to compile the package unuran-1.8.0 on gcc-4.9 trunk dated 20130320 on an AMD x86_64 box. The compiler said eigensystem.c: In function '_unur_matrix_eigensystem': eigensystem.c:67:5: internal compiler error: tree check: expected ssa_name, have var_decl in verify_ssa, at tree-ssa.c:1008 int _unur_matrix_eigensystem(int dim, const double *M, double *values, double *vectors) ^ Preprocessed source code attached. Flag -O3 required.