http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56265
Bug #: 56265 Summary: [4.8 Regression] ICE in ipa_make_edge_direct_to_target Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassig...@gcc.gnu.org ReportedBy: ja...@gcc.gnu.org CC: hubi...@gcc.gnu.org int baz (); struct A { virtual int fn2 () = 0; virtual int *fn3 (); double *fn4 (); int fn5 (int); template <class T> void fn1 (A &, T) { fn3 (); fn4 (); fn2 (); } }; struct B : A { int fn2 () { return 6; } void fn3 (int, double); B (bool = true); B (int, int); }; template <typename T> void foo (B &x, A &y, A &z) { y.fn2 (); z.fn2 (); int i = baz (); int j = (y.fn3 ())[i]; x.fn3 (j, (y.fn4 ())[i] + (z.fn4 ())[z.fn5 (j)]); } inline B operator+ (A &y, A &z) { B x; foo<int> (x, y, z); return x; } void bar () { B a, b, c (4, 0), d; a.fn1 (b, .6); baz (); c + d; } ICEs at -O2, starting with http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195066