http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55975
--- Comment #36 from Kostya Serebryany <kcc at gcc dot gnu.org> 2013-01-24 07:19:00 UTC --- > Well, although the ppc64 LNT bot is not quite functional yet, there are many > of > us who run the LLVM unit test suite several times a day. So as long as the > changes are covered with tests in Instrumentation/{Address,Thread}Sanitizer, > we'll definitely notice PPC64 breakage and let you know. ;) Bill, tests in Instrumentation/AddressSanitizer are compiler-only tests and thus are mostly platform independent. The interesting part is the run-time tests that can be run with "make check-asan" (only in cmake build) These build on PPC64 today and some of them even pass, but not all.