Comment #9 on issue 2514 by [email protected]: Patch: gcc 4.6.3 does not need -fno-optimize-sibling-calls any more
http://code.google.com/p/lilypond/issues/detail?id=2514
Ah, pity, 4.4.3 is too old: the bug was not there yet. I'll just try faking the relevant condition manually and see where this gets.
