Since r147415 all failures from recursive make calls are ignored and "make all" always exits successfully.
-- Summary: [4.5 regression] "make all" ignores build failures Product: gcc Version: 4.5.0 Status: UNCONFIRMED Keywords: build Severity: normal Priority: P3 Component: other AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: schwab at linux-m68k dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40159