When revising libgfortran/io/io.h by itself, make does not recompile source files that include io.h causing erroneous builds. To get files recompiled that depend on io.h one must 'touch' the sourcefiles.
-- Summary: Make dependency on io/io.h broken Product: gcc Version: 4.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libfortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: jvdelisle at gcc dot gnu dot org GCC host triplet: i686-pc-linux-gno http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27107