Since -g enables -feliminate-unused-debug-symbols by default on Darwin and uses stabs by default, this causes a bootstrap failure since the number of symbols in the queue just keeps on going up and up.
This could either be a front-end bug or a debug bug, I am keeping this as an Ada front-end bug for now. -- Summary: [4.0 Regression] Ada does not bootstrap on darwin because of -feliminate-unused-debug-symbols Product: gcc Version: 4.0.0 Status: UNCONFIRMED Keywords: ice-on-valid-code, build Severity: critical Priority: P2 Component: ada AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: pinskia at gcc dot gnu dot org CC: gcc-bugs at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17787