cygwin does not have the clearenv function, so ada compliation dies in ada/env.c. Testing a patch to use unsetenv path.
-- Summary: ada build fails as cygwin does not have clearenv Product: gcc Version: 4.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ada AssignedTo: billingd at gcc dot gnu dot org ReportedBy: billingd at gcc dot gnu dot org GCC build triplet: i686-pc-cygwin GCC host triplet: i686-pc-cygwin GCC target triplet: i686-pc-cygwin http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27366