(In reply to Richard Biener from comment #25) > Since the lapacke TMG interfaces are part of the API (they are declared in > the > header) I would argue we should include them, thus define LAPACKE_WITH_TMG > even in Factory. Note the original issue was likely that liblapacke.so.3 contained the testing functions but they refer to LAPACK_zlatms and friends which were not included and the fix was to include all of TMGLIB into liblapack.so.3 (instead of just the strictly required subset to make --no-undefined work).