https://bugs.freedesktop.org/show_bug.cgi?id=62226
--- Comment #8 from Johannes Obermayr johannesobermayr@gmx.de --- I am against this sort of patches.
Because autotools are stupid the second line should be the right attempt:
libradeonsi_la_LDFLAGS = -Wl,--no-undefined -shared -avoid-version \ -L../radeon \ $(LLVM_LDFLAGS)